{ "engine": "Wokwi ESP32-S3; actual production recorder/sensor/format/Wi-Fi C, real ESP-IDF FreeRTOS/FatFS/lwIP", "hardware_measured": false, "physical_acceptance_pass": false, "full_matrix_pass": false, "intended_cases": 16, "complete_cli_and_firmware_passes": 10, "complete_firmware_checks_passes": 11, "cases_not_executed_quota": 4, "partial_cases": 1, "capture_infrastructure_failures": 1, "substitutions": [ "Sparse PSRAM block medium replaces SDMMC hardware/card", "Battery and button/USB inputs are fixture values", "Actual lwIP UDP loopback subscriber replaces laptop/RF link", "ADC/IMU chips are documented behavioral models" ], "source_and_image_manifest": "../../tested-source-1.5/manifest.json", "cases": [ { "case": "normal", "hardware_measured": false, "pass": null, "firmware_checks_pass": true, "trace_artifact": false, "failures": [], "production": { "case": 0, "fault": 0, "emg": 10041, "foot": 263, "shank": 252, "missed": 0, "dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "queue_peak": 61, "udp": 1124, "discarded": 0, "writes": 85, "syncs": 4, "closes": 1, "pages": 192 }, "saved_record_count": 10558, "saved_bytes": 679808, "quality": { "source_sha256": "cdb6ca8b9bbe69660ab88c0cc8b995c898d865020d613eaa11eefc0a85f29bd6", "synthetic": true, "counts": { "emg": 10041, "foot": 263, "shank": 252, "status": 1, "end": 1 }, "session_finalized": true, "structurally_complete": true, "no_detected_sample_loss": true, "signal_checks_pass": true, "research_ready": false, "sequence_gaps": { "emg": 0, "foot": 0, "shank": 0 }, "anomalies": { "sequence_regressions": 0, "timestamp_regressions": 0, "emg_clipped_samples": 0, "emg_out_of_range": 0, "imu_invalid_samples": 0, "imu_timestamp_anomalies": 0, "timing_uncertain_records": 515, "flagged_gap_records": 0 }, "emg_observed_skipped_slots": 0, "emg_rate_from_host_timestamps_hz": 7983.866863453611, "last_status": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 10041, "foot_records": 263, "shank_records": 252, "battery_mv": 3800, "queue_high_water": 61 }, "issues": [], "timing_note": "IMU host timestamps are estimates. Internal clock drift and sensor/analog filter delays are uncorrected.", "recovery_note": "Timestamp unwrapping is ambiguous across long gaps; never infer missing cycles after corruption." }, "live": { "stats": { "packets": 1124, "packet_gaps": 0, "reordered_or_duplicate": 0, "invalid_packets": 0, "unknown_session_packets": 0, "device_queue_drops": 0 }, "error": null, "session": "0370b454-18b586d5", "imu": { "foot": { "accel_g": [ 0.00048828125, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 263, "timestamp_us": 2185001, "flags": 2 }, "shank": { "accel_g": [ 0.0009765625, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 252, "timestamp_us": 2185002, "flags": 2 } }, "health": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 10041, "foot_records": 263, "shank_records": 252, "battery_mv": 3800, "queue_high_water": 61 }, "metadata": { "hardware_design": "AD7606_TWO_FIXED", "schema": "afo-recorder/3", "adc_model": "AD7606", "adc_bits": 16, "adc_reference_mv": 5000, "adc_reference_measured": false, "input_scale": 1, "input_midpoint_mv": 0, "adc_pga": 1, "adc_osr": 1, "adc_sensor_crc_supported": false, "adc_filter": "oversampling disabled; internal analog filter", "sample_timestamp_event": "CONVST GPIO write software timestamp", "adc_clock_hz": 0, "sd_cmd_gpio": 47, "sd_clk_gpio": 39, "sd_d0_gpio": 40, "firmware": "ad7606-2ch-1.5", "hardware_variant": "breadboard", "synthetic": true, "trial_id": "trial_96f78f23.afolog", "clock": "esp_timer_boot_us", "emg_hz": 8000, "imu_hz": 200, "imu_enabled": true, "active_channel_count": 2, "emg_channels": [ "EMG1", "EMG2" ], "calibration_state": "uncalibrated", "simultaneous": true, "accel_range_g": 16, "gyro_range_dps": 2000, "imu_timestamp_tick_us": 1, "imu_timing_calibrated": false, "imu_locations": [ "foot", "shank" ], "imu_time": "fifo_delta_first_irq", "placement_verified": false, "record_bytes": 64, "usb_recording_inhibit": true, "analog_filter": "two cascaded 3.3k/47nF low-pass sections, each unity buffered; 100R series output, 1nF to ground; single-ended ADC", "unplugged_input_bias_mv": 1500, "unplugged_input_bias_ohm": 1000000, "clock_or_filter_delay_correction": "none", "notes": "Engineering prototype; physical validation pending", "transport": "wifi_udp", "live_capture": true }, "records": 10558, "ended": true, "first_sequence": { "2": 1, "7": 1, "3": 1 }, "sequence_gaps": {}, "stop_reason": 0 }, "udp_packets": 1124, "source_sha256": "312bd0345524a019ef7c6361102b5688a65aa2f0145c6bcd42491a9201459b23", "status": "firmware_pass_trace_transport_failure", "reason": "Complete firmware/record/UDP evidence passes; CLI failed while retrieving optional VCD" }, { "case": "write-delay-50ms", "hardware_measured": false, "pass": true, "firmware_checks_pass": true, "trace_artifact": false, "failures": [], "production": { "case": 1, "fault": 0, "emg": 10041, "foot": 263, "shank": 252, "missed": 0, "dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "queue_peak": 421, "udp": 1080, "discarded": 0, "writes": 85, "syncs": 4, "closes": 1, "pages": 192 }, "saved_record_count": 10558, "saved_bytes": 679808, "quality": { "source_sha256": "8919af6eb11e98d3953f3a662513ff52128715e5c5087ec4159a193fe305c1b5", "synthetic": true, "counts": { "emg": 10041, "foot": 263, "shank": 252, "status": 1, "end": 1 }, "session_finalized": true, "structurally_complete": true, "no_detected_sample_loss": true, "signal_checks_pass": true, "research_ready": false, "sequence_gaps": { "emg": 0, "foot": 0, "shank": 0 }, "anomalies": { "sequence_regressions": 0, "timestamp_regressions": 0, "emg_clipped_samples": 0, "emg_out_of_range": 0, "imu_invalid_samples": 0, "imu_timestamp_anomalies": 0, "timing_uncertain_records": 515, "flagged_gap_records": 0 }, "emg_observed_skipped_slots": 0, "emg_rate_from_host_timestamps_hz": 7983.885909952263, "last_status": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 10041, "foot_records": 263, "shank_records": 252, "battery_mv": 3800, "queue_high_water": 421 }, "issues": [], "timing_note": "IMU host timestamps are estimates. Internal clock drift and sensor/analog filter delays are uncorrected.", "recovery_note": "Timestamp unwrapping is ambiguous across long gaps; never infer missing cycles after corruption." }, "live": { "stats": { "packets": 1080, "packet_gaps": 0, "reordered_or_duplicate": 0, "invalid_packets": 0, "unknown_session_packets": 0, "device_queue_drops": 344 }, "error": null, "session": "3ec377fe-3edbdf53", "imu": { "foot": { "accel_g": [ 0.00048828125, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 263, "timestamp_us": 2185001, "flags": 2 }, "shank": { "accel_g": [ 0.0009765625, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 252, "timestamp_us": 2185002, "flags": 2 } }, "health": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 10041, "foot_records": 263, "shank_records": 252, "battery_mv": 3800, "queue_high_water": 421 }, "metadata": { "hardware_design": "AD7606_TWO_FIXED", "schema": "afo-recorder/3", "adc_model": "AD7606", "adc_bits": 16, "adc_reference_mv": 5000, "adc_reference_measured": false, "input_scale": 1, "input_midpoint_mv": 0, "adc_pga": 1, "adc_osr": 1, "adc_sensor_crc_supported": false, "adc_filter": "oversampling disabled; internal analog filter", "sample_timestamp_event": "CONVST GPIO write software timestamp", "adc_clock_hz": 0, "sd_cmd_gpio": 47, "sd_clk_gpio": 39, "sd_d0_gpio": 40, "firmware": "ad7606-2ch-1.5", "hardware_variant": "breadboard", "synthetic": true, "trial_id": "trial_8a6eeed5.afolog", "clock": "esp_timer_boot_us", "emg_hz": 8000, "imu_hz": 200, "imu_enabled": true, "active_channel_count": 2, "emg_channels": [ "EMG1", "EMG2" ], "calibration_state": "uncalibrated", "simultaneous": true, "accel_range_g": 16, "gyro_range_dps": 2000, "imu_timestamp_tick_us": 1, "imu_timing_calibrated": false, "imu_locations": [ "foot", "shank" ], "imu_time": "fifo_delta_first_irq", "placement_verified": false, "record_bytes": 64, "usb_recording_inhibit": true, "analog_filter": "two cascaded 3.3k/47nF low-pass sections, each unity buffered; 100R series output, 1nF to ground; single-ended ADC", "unplugged_input_bias_mv": 1500, "unplugged_input_bias_ohm": 1000000, "clock_or_filter_delay_correction": "none", "notes": "Engineering prototype; physical validation pending", "transport": "wifi_udp", "live_capture": true }, "records": 10214, "ended": true, "first_sequence": { "2": 1, "7": 1, "3": 1 }, "sequence_gaps": { "7": 329, "2": 7, "3": 8 }, "stop_reason": 0 }, "udp_packets": 1080, "source_sha256": "57f9cd4f9fdba8c3c5f53ec62f72bc02d8c9ba0e52709c07c9e28a21fe9667c9", "status": "pass" }, { "case": "queue-stall-350ms", "hardware_measured": false, "pass": true, "firmware_checks_pass": true, "trace_artifact": false, "failures": [], "production": { "case": 2, "fault": 2, "emg": 2063, "foot": 63, "shank": 52, "missed": 0, "dropped": 1, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "queue_peak": 2048, "udp": 27, "discarded": 0, "writes": 20, "syncs": 3, "closes": 1, "pages": 192 }, "saved_record_count": 2178, "saved_bytes": 143488, "quality": { "source_sha256": "98f74a685c02f6e2b572f2e63264d50d7989d2a757e58f197c416cea9debec1a", "synthetic": true, "counts": { "emg": 2062, "foot": 63, "shank": 52, "status": 0, "end": 1 }, "session_finalized": true, "structurally_complete": false, "no_detected_sample_loss": false, "signal_checks_pass": true, "research_ready": false, "sequence_gaps": { "emg": 0, "foot": 0, "shank": 0 }, "anomalies": { "sequence_regressions": 0, "timestamp_regressions": 0, "emg_clipped_samples": 0, "emg_out_of_range": 0, "imu_invalid_samples": 0, "imu_timestamp_anomalies": 0, "timing_uncertain_records": 115, "flagged_gap_records": 0 }, "emg_observed_skipped_slots": 0, "emg_rate_from_host_timestamps_hz": 7983.915953886203, "last_status": { "timer_missed": 0, "queue_dropped": 1, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 2063, "foot_records": 63, "shank_records": 52, "battery_mv": 3800, "queue_high_water": 2048 }, "issues": [ { "kind": "counter_mismatch", "stream": "emg", "reported": 2063, "decoded": 2062 }, { "kind": "abnormal_stop", "reason": 2 } ], "timing_note": "IMU host timestamps are estimates. Internal clock drift and sensor/analog filter delays are uncorrected.", "recovery_note": "Timestamp unwrapping is ambiguous across long gaps; never infer missing cycles after corruption." }, "live": { "stats": { "packets": 27, "packet_gaps": 0, "reordered_or_duplicate": 0, "invalid_packets": 0, "unknown_session_packets": 0, "device_queue_drops": 1905 }, "error": null, "session": "1c576ddd-8c87abb1", "imu": { "foot": { "accel_g": [ 0.00048828125, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 51, "timestamp_us": 1125001, "flags": 2 }, "shank": { "accel_g": [ 0.0009765625, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 33, "timestamp_us": 1090002, "flags": 2 } }, "health": { "timer_missed": 0, "queue_dropped": 1, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 2063, "foot_records": 63, "shank_records": 52, "battery_mv": 3800, "queue_high_water": 2048 }, "metadata": { "hardware_design": "AD7606_TWO_FIXED", "schema": "afo-recorder/3", "adc_model": "AD7606", "adc_bits": 16, "adc_reference_mv": 5000, "adc_reference_measured": false, "input_scale": 1, "input_midpoint_mv": 0, "adc_pga": 1, "adc_osr": 1, "adc_sensor_crc_supported": false, "adc_filter": "oversampling disabled; internal analog filter", "sample_timestamp_event": "CONVST GPIO write software timestamp", "adc_clock_hz": 0, "sd_cmd_gpio": 47, "sd_clk_gpio": 39, "sd_d0_gpio": 40, "firmware": "ad7606-2ch-1.5", "hardware_variant": "breadboard", "synthetic": true, "trial_id": "trial_3cc8bdc1.afolog", "clock": "esp_timer_boot_us", "emg_hz": 8000, "imu_hz": 200, "imu_enabled": true, "active_channel_count": 2, "emg_channels": [ "EMG1", "EMG2" ], "calibration_state": "uncalibrated", "simultaneous": true, "accel_range_g": 16, "gyro_range_dps": 2000, "imu_timestamp_tick_us": 1, "imu_timing_calibrated": false, "imu_locations": [ "foot", "shank" ], "imu_time": "fifo_delta_first_irq", "placement_verified": false, "record_bytes": 64, "usb_recording_inhibit": true, "analog_filter": "two cascaded 3.3k/47nF low-pass sections, each unity buffered; 100R series output, 1nF to ground; single-ended ADC", "unplugged_input_bias_mv": 1500, "unplugged_input_bias_ohm": 1000000, "clock_or_filter_delay_correction": "none", "notes": "Engineering prototype; physical validation pending", "transport": "wifi_udp", "live_capture": true }, "records": 273, "ended": true, "first_sequence": { "2": 1, "7": 1, "3": 1 }, "sequence_gaps": { "7": 1582, "3": 28, "2": 35 }, "stop_reason": 2 }, "udp_packets": 27, "source_sha256": "b1ee512b1b02518e7310fd8b2b318309e6ab4e65721e39a2a178d313493e163e", "status": "pass" }, { "case": "storage-write-error", "hardware_measured": false, "pass": true, "firmware_checks_pass": true, "trace_artifact": false, "failures": [], "production": { "case": 3, "fault": 1, "emg": 234, "foot": 17, "shank": 6, "missed": 0, "dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "queue_peak": 12, "udp": 34, "discarded": 0, "writes": 3, "syncs": 1, "closes": 1, "pages": 192 }, "saved_record_count": 128, "saved_bytes": 12288, "quality": { "source_sha256": "1b18b1fb20ceaec6ff84fedfbc2f5785624f0f39c8d9a4e3a36c796ff737079e", "synthetic": true, "counts": { "emg": 111, "foot": 14, "shank": 3, "status": 0, "end": 0 }, "session_finalized": false, "structurally_complete": false, "no_detected_sample_loss": false, "signal_checks_pass": true, "research_ready": false, "sequence_gaps": { "emg": 0, "foot": 0, "shank": 0 }, "anomalies": { "sequence_regressions": 0, "timestamp_regressions": 0, "emg_clipped_samples": 0, "emg_out_of_range": 0, "imu_invalid_samples": 0, "imu_timestamp_anomalies": 0, "timing_uncertain_records": 17, "flagged_gap_records": 0 }, "emg_observed_skipped_slots": 0, "emg_rate_from_host_timestamps_hz": 7984.321695579589, "last_status": null, "issues": [ { "kind": "missing_end", "message": "Unfinalized session; trailing samples may be lost." } ], "timing_note": "IMU host timestamps are estimates. Internal clock drift and sensor/analog filter delays are uncorrected.", "recovery_note": "Timestamp unwrapping is ambiguous across long gaps; never infer missing cycles after corruption." }, "live": { "stats": { "packets": 34, "packet_gaps": 0, "reordered_or_duplicate": 0, "invalid_packets": 0, "unknown_session_packets": 0, "device_queue_drops": 0 }, "error": null, "session": "e0ec13ae-a088ccaf", "imu": { "foot": { "accel_g": [ 0.00048828125, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 17, "timestamp_us": 955001, "flags": 2 }, "shank": { "accel_g": [ 0.0009765625, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 6, "timestamp_us": 955002, "flags": 2 } }, "health": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 234, "foot_records": 17, "shank_records": 6, "battery_mv": 3800, "queue_high_water": 12 }, "metadata": { "hardware_design": "AD7606_TWO_FIXED", "schema": "afo-recorder/3", "adc_model": "AD7606", "adc_bits": 16, "adc_reference_mv": 5000, "adc_reference_measured": false, "input_scale": 1, "input_midpoint_mv": 0, "adc_pga": 1, "adc_osr": 1, "adc_sensor_crc_supported": false, "adc_filter": "oversampling disabled; internal analog filter", "sample_timestamp_event": "CONVST GPIO write software timestamp", "adc_clock_hz": 0, "sd_cmd_gpio": 47, "sd_clk_gpio": 39, "sd_d0_gpio": 40, "firmware": "ad7606-2ch-1.5", "hardware_variant": "breadboard", "synthetic": true, "trial_id": "trial_3654bb5f.afolog", "clock": "esp_timer_boot_us", "emg_hz": 8000, "imu_hz": 200, "imu_enabled": true, "active_channel_count": 2, "emg_channels": [ "EMG1", "EMG2" ], "calibration_state": "uncalibrated", "simultaneous": true, "accel_range_g": 16, "gyro_range_dps": 2000, "imu_timestamp_tick_us": 1, "imu_timing_calibrated": false, "imu_locations": [ "foot", "shank" ], "imu_time": "fifo_delta_first_irq", "placement_verified": false, "record_bytes": 64, "usb_recording_inhibit": true, "analog_filter": "two cascaded 3.3k/47nF low-pass sections, each unity buffered; 100R series output, 1nF to ground; single-ended ADC", "unplugged_input_bias_mv": 1500, "unplugged_input_bias_ohm": 1000000, "clock_or_filter_delay_correction": "none", "notes": "Engineering prototype; physical validation pending", "transport": "wifi_udp", "live_capture": true }, "records": 257, "ended": true, "first_sequence": { "2": 1, "7": 1, "3": 1 }, "sequence_gaps": {}, "stop_reason": 1 }, "udp_packets": 34, "source_sha256": "0e03eddeaa18b295deff662982515587d2a0f7063c09ae4583454498ee495319", "status": "pass" }, { "case": "usb-attached-during-recording", "hardware_measured": false, "pass": true, "firmware_checks_pass": true, "trace_artifact": false, "failures": [], "production": { "case": 4, "fault": 7, "emg": 3187, "foot": 91, "shank": 80, "missed": 0, "dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "queue_peak": 61, "udp": 364, "discarded": 0, "writes": 29, "syncs": 3, "closes": 1, "pages": 192 }, "saved_record_count": 3359, "saved_bytes": 219072, "quality": { "source_sha256": "e518fbc116a3a2e968c1e5ea0973af9cb52c730aaa409f50c8349d4a2289e978", "synthetic": true, "counts": { "emg": 3187, "foot": 91, "shank": 80, "status": 0, "end": 1 }, "session_finalized": true, "structurally_complete": false, "no_detected_sample_loss": false, "signal_checks_pass": true, "research_ready": false, "sequence_gaps": { "emg": 0, "foot": 0, "shank": 0 }, "anomalies": { "sequence_regressions": 0, "timestamp_regressions": 0, "emg_clipped_samples": 0, "emg_out_of_range": 0, "imu_invalid_samples": 0, "imu_timestamp_anomalies": 0, "timing_uncertain_records": 171, "flagged_gap_records": 0 }, "emg_observed_skipped_slots": 0, "emg_rate_from_host_timestamps_hz": 7983.841866805661, "last_status": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 3187, "foot_records": 91, "shank_records": 80, "battery_mv": 3800, "queue_high_water": 61 }, "issues": [ { "kind": "abnormal_stop", "reason": 7 } ], "timing_note": "IMU host timestamps are estimates. Internal clock drift and sensor/analog filter delays are uncorrected.", "recovery_note": "Timestamp unwrapping is ambiguous across long gaps; never infer missing cycles after corruption." }, "live": { "stats": { "packets": 364, "packet_gaps": 0, "reordered_or_duplicate": 0, "invalid_packets": 0, "unknown_session_packets": 0, "device_queue_drops": 0 }, "error": null, "session": "7d25bd83-3177baec", "imu": { "foot": { "accel_g": [ 0.00048828125, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 91, "timestamp_us": 1325001, "flags": 2 }, "shank": { "accel_g": [ 0.0009765625, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 80, "timestamp_us": 1325002, "flags": 2 } }, "health": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 3187, "foot_records": 91, "shank_records": 80, "battery_mv": 3800, "queue_high_water": 61 }, "metadata": { "hardware_design": "AD7606_TWO_FIXED", "schema": "afo-recorder/3", "adc_model": "AD7606", "adc_bits": 16, "adc_reference_mv": 5000, "adc_reference_measured": false, "input_scale": 1, "input_midpoint_mv": 0, "adc_pga": 1, "adc_osr": 1, "adc_sensor_crc_supported": false, "adc_filter": "oversampling disabled; internal analog filter", "sample_timestamp_event": "CONVST GPIO write software timestamp", "adc_clock_hz": 0, "sd_cmd_gpio": 47, "sd_clk_gpio": 39, "sd_d0_gpio": 40, "firmware": "ad7606-2ch-1.5", "hardware_variant": "breadboard", "synthetic": true, "trial_id": "trial_6c013d37.afolog", "clock": "esp_timer_boot_us", "emg_hz": 8000, "imu_hz": 200, "imu_enabled": true, "active_channel_count": 2, "emg_channels": [ "EMG1", "EMG2" ], "calibration_state": "uncalibrated", "simultaneous": true, "accel_range_g": 16, "gyro_range_dps": 2000, "imu_timestamp_tick_us": 1, "imu_timing_calibrated": false, "imu_locations": [ "foot", "shank" ], "imu_time": "fifo_delta_first_irq", "placement_verified": false, "record_bytes": 64, "usb_recording_inhibit": true, "analog_filter": "two cascaded 3.3k/47nF low-pass sections, each unity buffered; 100R series output, 1nF to ground; single-ended ADC", "unplugged_input_bias_mv": 1500, "unplugged_input_bias_ohm": 1000000, "clock_or_filter_delay_correction": "none", "notes": "Engineering prototype; physical validation pending", "transport": "wifi_udp", "live_capture": true }, "records": 3359, "ended": true, "first_sequence": { "2": 1, "7": 1, "3": 1 }, "sequence_gaps": {}, "stop_reason": 7 }, "udp_packets": 364, "source_sha256": "65c94249cb1ebd25b1712851ae9dc6d2d26fc9fc160447a0714405b1303f83ab", "status": "pass" }, { "case": "battery-low", "hardware_measured": false, "pass": false, "firmware_checks_pass": false, "trace_artifact": false, "status": "incomplete_export", "reason": "missing or duplicated completion marker", "quality": { "source_sha256": "cdc0f5eda241ea21616bdca92c5ed8aa3526fb007ea161554edb3bfaaba45a9b", "synthetic": true, "counts": { "emg": 24005, "foot": 612, "shank": 601, "status": 3, "end": 1 }, "session_finalized": true, "structurally_complete": false, "no_detected_sample_loss": false, "signal_checks_pass": true, "research_ready": false, "sequence_gaps": { "emg": 0, "foot": 0, "shank": 0 }, "anomalies": { "sequence_regressions": 0, "timestamp_regressions": 0, "emg_clipped_samples": 0, "emg_out_of_range": 0, "imu_invalid_samples": 0, "imu_timestamp_anomalies": 0, "timing_uncertain_records": 1213, "flagged_gap_records": 0 }, "emg_observed_skipped_slots": 0, "emg_rate_from_host_timestamps_hz": 7983.824805534796, "last_status": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 24005, "foot_records": 612, "shank_records": 601, "battery_mv": 3200, "queue_high_water": 62 }, "issues": [ { "kind": "abnormal_stop", "reason": 4 } ], "timing_note": "IMU host timestamps are estimates. Internal clock drift and sensor/analog filter delays are uncorrected.", "recovery_note": "Timestamp unwrapping is ambiguous across long gaps; never infer missing cycles after corruption." }, "production": { "case": 5, "fault": 4, "emg": 24005, "foot": 612, "shank": 601, "missed": 0, "dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "queue_peak": 62, "udp": 2697, "discarded": 0, "writes": 200, "syncs": 6, "closes": 1, "pages": 192 }, "saved_file_checks_pass": true }, { "case": "adc-stuck-busy", "hardware_measured": false, "pass": true, "firmware_checks_pass": true, "trace_artifact": true, "failures": [], "production": { "case": 6, "fault": 6, "emg": 0, "foot": 11, "shank": 0, "missed": 0, "dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 1, "queue_peak": 11, "udp": 5, "discarded": 0, "writes": 3, "syncs": 3, "closes": 1, "pages": 192 }, "saved_record_count": 12, "saved_bytes": 4864, "quality": { "source_sha256": "7321c32c18bc06d8f24dbf0a9aa1d8f1cea40feb67ca542ccfabf4120340bb5e", "synthetic": true, "counts": { "emg": 0, "foot": 11, "shank": 0, "status": 0, "end": 1 }, "session_finalized": true, "structurally_complete": false, "no_detected_sample_loss": false, "signal_checks_pass": true, "research_ready": false, "sequence_gaps": { "emg": 0, "foot": 0, "shank": 0 }, "anomalies": { "sequence_regressions": 0, "timestamp_regressions": 0, "emg_clipped_samples": 0, "emg_out_of_range": 0, "imu_invalid_samples": 0, "imu_timestamp_anomalies": 0, "timing_uncertain_records": 11, "flagged_gap_records": 0 }, "emg_observed_skipped_slots": 0, "emg_rate_from_host_timestamps_hz": null, "last_status": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 1, "emg_records": 0, "foot_records": 11, "shank_records": 0, "battery_mv": 3800, "queue_high_water": 11 }, "issues": [ { "kind": "missing_stream", "stream": "emg" }, { "kind": "missing_stream", "stream": "shank" }, { "kind": "abnormal_stop", "reason": 6 } ], "timing_note": "IMU host timestamps are estimates. Internal clock drift and sensor/analog filter delays are uncorrected.", "recovery_note": "Timestamp unwrapping is ambiguous across long gaps; never infer missing cycles after corruption." }, "live": { "stats": { "packets": 5, "packet_gaps": 0, "reordered_or_duplicate": 0, "invalid_packets": 0, "unknown_session_packets": 0, "device_queue_drops": 0 }, "error": null, "session": "5f0a2467-f7bf054f", "imu": { "foot": { "accel_g": [ 0.00048828125, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 11, "timestamp_us": 925001, "flags": 2 } }, "health": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 1, "emg_records": 0, "foot_records": 11, "shank_records": 0, "battery_mv": 3800, "queue_high_water": 11 }, "metadata": { "hardware_design": "AD7606_TWO_FIXED", "schema": "afo-recorder/3", "adc_model": "AD7606", "adc_bits": 16, "adc_reference_mv": 5000, "adc_reference_measured": false, "input_scale": 1, "input_midpoint_mv": 0, "adc_pga": 1, "adc_osr": 1, "adc_sensor_crc_supported": false, "adc_filter": "oversampling disabled; internal analog filter", "sample_timestamp_event": "CONVST GPIO write software timestamp", "adc_clock_hz": 0, "sd_cmd_gpio": 47, "sd_clk_gpio": 39, "sd_d0_gpio": 40, "firmware": "ad7606-2ch-1.5", "hardware_variant": "breadboard", "synthetic": true, "trial_id": "trial_84dc7418.afolog", "clock": "esp_timer_boot_us", "emg_hz": 8000, "imu_hz": 200, "imu_enabled": true, "active_channel_count": 2, "emg_channels": [ "EMG1", "EMG2" ], "calibration_state": "uncalibrated", "simultaneous": true, "accel_range_g": 16, "gyro_range_dps": 2000, "imu_timestamp_tick_us": 1, "imu_timing_calibrated": false, "imu_locations": [ "foot", "shank" ], "imu_time": "fifo_delta_first_irq", "placement_verified": false, "record_bytes": 64, "usb_recording_inhibit": true, "analog_filter": "two cascaded 3.3k/47nF low-pass sections, each unity buffered; 100R series output, 1nF to ground; single-ended ADC", "unplugged_input_bias_mv": 1500, "unplugged_input_bias_ohm": 1000000, "clock_or_filter_delay_correction": "none", "notes": "Engineering prototype; physical validation pending", "transport": "wifi_udp", "live_capture": true }, "records": 12, "ended": true, "first_sequence": { "2": 1 }, "sequence_gaps": {}, "stop_reason": 6 }, "udp_packets": 5, "source_sha256": "8c814e58f63fddae24d19acb5c97b28a79bb746b2c6a65606288ec88836d380e", "status": "pass" }, { "case": "imu-fifo-overflow", "hardware_measured": false, "pass": true, "firmware_checks_pass": true, "trace_artifact": false, "failures": [], "production": { "case": 7, "fault": 3, "emg": 0, "foot": 0, "shank": 0, "missed": 0, "dropped": 0, "imu_errors": 0, "fifo_overflows": 1, "adc_errors": 0, "queue_peak": 0, "udp": 4, "discarded": 0, "writes": 2, "syncs": 3, "closes": 1, "pages": 192 }, "saved_record_count": 1, "saved_bytes": 4160, "quality": { "source_sha256": "df8dd96f1ec08e0ab107b72b8d9e286e56c070bd67654cf5d72f8b5f4ebc9ac1", "synthetic": true, "counts": { "emg": 0, "foot": 0, "shank": 0, "status": 0, "end": 1 }, "session_finalized": true, "structurally_complete": false, "no_detected_sample_loss": false, "signal_checks_pass": true, "research_ready": false, "sequence_gaps": { "emg": 0, "foot": 0, "shank": 0 }, "anomalies": { "sequence_regressions": 0, "timestamp_regressions": 0, "emg_clipped_samples": 0, "emg_out_of_range": 0, "imu_invalid_samples": 0, "imu_timestamp_anomalies": 0, "timing_uncertain_records": 0, "flagged_gap_records": 0 }, "emg_observed_skipped_slots": 0, "emg_rate_from_host_timestamps_hz": null, "last_status": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 1, "adc_errors": 0, "emg_records": 0, "foot_records": 0, "shank_records": 0, "battery_mv": 3800, "queue_high_water": 0 }, "issues": [ { "kind": "missing_stream", "stream": "emg" }, { "kind": "missing_stream", "stream": "foot" }, { "kind": "missing_stream", "stream": "shank" }, { "kind": "abnormal_stop", "reason": 3 } ], "timing_note": "IMU host timestamps are estimates. Internal clock drift and sensor/analog filter delays are uncorrected.", "recovery_note": "Timestamp unwrapping is ambiguous across long gaps; never infer missing cycles after corruption." }, "live": { "stats": { "packets": 4, "packet_gaps": 0, "reordered_or_duplicate": 0, "invalid_packets": 0, "unknown_session_packets": 0, "device_queue_drops": 0 }, "error": null, "session": "39932a47-9bcb50c8", "imu": {}, "health": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 1, "adc_errors": 0, "emg_records": 0, "foot_records": 0, "shank_records": 0, "battery_mv": 3800, "queue_high_water": 0 }, "metadata": { "hardware_design": "AD7606_TWO_FIXED", "schema": "afo-recorder/3", "adc_model": "AD7606", "adc_bits": 16, "adc_reference_mv": 5000, "adc_reference_measured": false, "input_scale": 1, "input_midpoint_mv": 0, "adc_pga": 1, "adc_osr": 1, "adc_sensor_crc_supported": false, "adc_filter": "oversampling disabled; internal analog filter", "sample_timestamp_event": "CONVST GPIO write software timestamp", "adc_clock_hz": 0, "sd_cmd_gpio": 47, "sd_clk_gpio": 39, "sd_d0_gpio": 40, "firmware": "ad7606-2ch-1.5", "hardware_variant": "breadboard", "synthetic": true, "trial_id": "trial_1ad95af9.afolog", "clock": "esp_timer_boot_us", "emg_hz": 8000, "imu_hz": 200, "imu_enabled": true, "active_channel_count": 2, "emg_channels": [ "EMG1", "EMG2" ], "calibration_state": "uncalibrated", "simultaneous": true, "accel_range_g": 16, "gyro_range_dps": 2000, "imu_timestamp_tick_us": 1, "imu_timing_calibrated": false, "imu_locations": [ "foot", "shank" ], "imu_time": "fifo_delta_first_irq", "placement_verified": false, "record_bytes": 64, "usb_recording_inhibit": true, "analog_filter": "two cascaded 3.3k/47nF low-pass sections, each unity buffered; 100R series output, 1nF to ground; single-ended ADC", "unplugged_input_bias_mv": 1500, "unplugged_input_bias_ohm": 1000000, "clock_or_filter_delay_correction": "none", "notes": "Engineering prototype; physical validation pending", "transport": "wifi_udp", "live_capture": true }, "records": 1, "ended": true, "first_sequence": {}, "sequence_gaps": {}, "stop_reason": 3 }, "udp_packets": 4, "source_sha256": "f48987f2e7740d2e6ba662d4a40ff39e8aef532cabfc9fc8fe3bf572c12f415b", "status": "pass" }, { "case": "imu-missing-interrupt", "hardware_measured": false, "pass": true, "firmware_checks_pass": true, "trace_artifact": false, "failures": [], "production": { "case": 8, "fault": 3, "emg": 803, "foot": 0, "shank": 20, "missed": 0, "dropped": 0, "imu_errors": 1, "fifo_overflows": 0, "adc_errors": 0, "queue_peak": 52, "udp": 101, "discarded": 0, "writes": 9, "syncs": 3, "closes": 1, "pages": 192 }, "saved_record_count": 824, "saved_bytes": 56832, "quality": { "source_sha256": "d3737e69b8cd2c8e8372665f6c96045f38272ff7dfbd383a82cea6ddbe85a519", "synthetic": true, "counts": { "emg": 803, "foot": 0, "shank": 20, "status": 0, "end": 1 }, "session_finalized": true, "structurally_complete": false, "no_detected_sample_loss": false, "signal_checks_pass": true, "research_ready": false, "sequence_gaps": { "emg": 0, "foot": 0, "shank": 0 }, "anomalies": { "sequence_regressions": 0, "timestamp_regressions": 0, "emg_clipped_samples": 0, "emg_out_of_range": 0, "imu_invalid_samples": 0, "imu_timestamp_anomalies": 0, "timing_uncertain_records": 20, "flagged_gap_records": 0 }, "emg_observed_skipped_slots": 0, "emg_rate_from_host_timestamps_hz": 7983.8332354434415, "last_status": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 1, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 803, "foot_records": 0, "shank_records": 20, "battery_mv": 3800, "queue_high_water": 52 }, "issues": [ { "kind": "missing_stream", "stream": "foot" }, { "kind": "abnormal_stop", "reason": 3 } ], "timing_note": "IMU host timestamps are estimates. Internal clock drift and sensor/analog filter delays are uncorrected.", "recovery_note": "Timestamp unwrapping is ambiguous across long gaps; never infer missing cycles after corruption." }, "live": { "stats": { "packets": 101, "packet_gaps": 0, "reordered_or_duplicate": 0, "invalid_packets": 0, "unknown_session_packets": 0, "device_queue_drops": 0 }, "error": null, "session": "5eb3d211-094591d4", "imu": { "shank": { "accel_g": [ 0.0009765625, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 20, "timestamp_us": 1025001, "flags": 2 } }, "health": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 1, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 803, "foot_records": 0, "shank_records": 20, "battery_mv": 3800, "queue_high_water": 52 }, "metadata": { "hardware_design": "AD7606_TWO_FIXED", "schema": "afo-recorder/3", "adc_model": "AD7606", "adc_bits": 16, "adc_reference_mv": 5000, "adc_reference_measured": false, "input_scale": 1, "input_midpoint_mv": 0, "adc_pga": 1, "adc_osr": 1, "adc_sensor_crc_supported": false, "adc_filter": "oversampling disabled; internal analog filter", "sample_timestamp_event": "CONVST GPIO write software timestamp", "adc_clock_hz": 0, "sd_cmd_gpio": 47, "sd_clk_gpio": 39, "sd_d0_gpio": 40, "firmware": "ad7606-2ch-1.5", "hardware_variant": "breadboard", "synthetic": true, "trial_id": "trial_04c95275.afolog", "clock": "esp_timer_boot_us", "emg_hz": 8000, "imu_hz": 200, "imu_enabled": true, "active_channel_count": 2, "emg_channels": [ "EMG1", "EMG2" ], "calibration_state": "uncalibrated", "simultaneous": true, "accel_range_g": 16, "gyro_range_dps": 2000, "imu_timestamp_tick_us": 1, "imu_timing_calibrated": false, "imu_locations": [ "foot", "shank" ], "imu_time": "fifo_delta_first_irq", "placement_verified": false, "record_bytes": 64, "usb_recording_inhibit": true, "analog_filter": "two cascaded 3.3k/47nF low-pass sections, each unity buffered; 100R series output, 1nF to ground; single-ended ADC", "unplugged_input_bias_mv": 1500, "unplugged_input_bias_ohm": 1000000, "clock_or_filter_delay_correction": "none", "notes": "Engineering prototype; physical validation pending", "transport": "wifi_udp", "live_capture": true }, "records": 824, "ended": true, "first_sequence": { "7": 1, "3": 1 }, "sequence_gaps": {}, "stop_reason": 3 }, "udp_packets": 101, "source_sha256": "7b082d0a7fbac1e0a88b03156c247bd2e36e3bfe6fea2dcfd88689ac20080ffe", "status": "pass" }, { "case": "no-wireless-subscriber", "hardware_measured": false, "pass": true, "firmware_checks_pass": true, "trace_artifact": false, "failures": [], "production": { "case": 9, "fault": 0, "emg": 10043, "foot": 263, "shank": 252, "missed": 0, "dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "queue_peak": 58, "udp": 0, "discarded": 0, "writes": 85, "syncs": 4, "closes": 1, "pages": 192 }, "saved_record_count": 10560, "saved_bytes": 679936, "quality": { "source_sha256": "7f0f2e4749ae1eeddb73470ed41703d96faef021c6f41785ad1365a9a95a42dd", "synthetic": true, "counts": { "emg": 10043, "foot": 263, "shank": 252, "status": 1, "end": 1 }, "session_finalized": true, "structurally_complete": true, "no_detected_sample_loss": true, "signal_checks_pass": true, "research_ready": false, "sequence_gaps": { "emg": 0, "foot": 0, "shank": 0 }, "anomalies": { "sequence_regressions": 0, "timestamp_regressions": 0, "emg_clipped_samples": 0, "emg_out_of_range": 0, "imu_invalid_samples": 0, "imu_timestamp_anomalies": 0, "timing_uncertain_records": 515, "flagged_gap_records": 0 }, "emg_observed_skipped_slots": 0, "emg_rate_from_host_timestamps_hz": 7983.920850897376, "last_status": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 10043, "foot_records": 263, "shank_records": 252, "battery_mv": 3800, "queue_high_water": 58 }, "issues": [], "timing_note": "IMU host timestamps are estimates. Internal clock drift and sensor/analog filter delays are uncorrected.", "recovery_note": "Timestamp unwrapping is ambiguous across long gaps; never infer missing cycles after corruption." }, "live": { "stats": { "packets": 0, "packet_gaps": 0, "reordered_or_duplicate": 0, "invalid_packets": 0, "unknown_session_packets": 0, "device_queue_drops": 0 }, "error": null, "session": null, "imu": {}, "health": {} }, "udp_packets": 0, "source_sha256": "038d61c717a63fd62bac638f5e0bdc8651c3059970a1815ae9ac3f906b38cc42", "status": "pass" }, { "case": "wireless-packet-loss", "hardware_measured": false, "pass": true, "firmware_checks_pass": true, "trace_artifact": false, "failures": [], "production": { "case": 10, "fault": 0, "emg": 10041, "foot": 263, "shank": 252, "missed": 0, "dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "queue_peak": 61, "udp": 1120, "discarded": 159, "writes": 85, "syncs": 4, "closes": 1, "pages": 192 }, "saved_record_count": 10558, "saved_bytes": 679808, "quality": { "source_sha256": "f32a09b07ac43381046696c3148b5fa58eaf546a368a81b081ba4b261c971874", "synthetic": true, "counts": { "emg": 10041, "foot": 263, "shank": 252, "status": 1, "end": 1 }, "session_finalized": true, "structurally_complete": true, "no_detected_sample_loss": true, "signal_checks_pass": true, "research_ready": false, "sequence_gaps": { "emg": 0, "foot": 0, "shank": 0 }, "anomalies": { "sequence_regressions": 0, "timestamp_regressions": 0, "emg_clipped_samples": 0, "emg_out_of_range": 0, "imu_invalid_samples": 0, "imu_timestamp_anomalies": 0, "timing_uncertain_records": 515, "flagged_gap_records": 0 }, "emg_observed_skipped_slots": 0, "emg_rate_from_host_timestamps_hz": 7983.892258805343, "last_status": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 10041, "foot_records": 263, "shank_records": 252, "battery_mv": 3800, "queue_high_water": 61 }, "issues": [], "timing_note": "IMU host timestamps are estimates. Internal clock drift and sensor/analog filter delays are uncorrected.", "recovery_note": "Timestamp unwrapping is ambiguous across long gaps; never infer missing cycles after corruption." }, "live": { "stats": { "packets": 961, "packet_gaps": 158, "reordered_or_duplicate": 0, "invalid_packets": 0, "unknown_session_packets": 0, "device_queue_drops": 1 }, "error": null, "session": "38b1e738-4f2fd3c9", "imu": { "foot": { "accel_g": [ 0.00048828125, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 263, "timestamp_us": 2185001, "flags": 2 }, "shank": { "accel_g": [ 0.0009765625, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 251, "timestamp_us": 2180002, "flags": 2 } }, "health": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 8036, "foot_records": 212, "shank_records": 201, "battery_mv": 3800, "queue_high_water": 61 }, "metadata": { "hardware_design": "AD7606_TWO_FIXED", "schema": "afo-recorder/3", "adc_model": "AD7606", "adc_bits": 16, "adc_reference_mv": 5000, "adc_reference_measured": false, "input_scale": 1, "input_midpoint_mv": 0, "adc_pga": 1, "adc_osr": 1, "adc_sensor_crc_supported": false, "adc_filter": "oversampling disabled; internal analog filter", "sample_timestamp_event": "CONVST GPIO write software timestamp", "adc_clock_hz": 0, "sd_cmd_gpio": 47, "sd_clk_gpio": 39, "sd_d0_gpio": 40, "firmware": "ad7606-2ch-1.5", "hardware_variant": "breadboard", "synthetic": true, "trial_id": "trial_5f85bc5b.afolog", "clock": "esp_timer_boot_us", "emg_hz": 8000, "imu_hz": 200, "imu_enabled": true, "active_channel_count": 2, "emg_channels": [ "EMG1", "EMG2" ], "calibration_state": "uncalibrated", "simultaneous": true, "accel_range_g": 16, "gyro_range_dps": 2000, "imu_timestamp_tick_us": 1, "imu_timing_calibrated": false, "imu_locations": [ "foot", "shank" ], "imu_time": "fifo_delta_first_irq", "placement_verified": false, "record_bytes": 64, "usb_recording_inhibit": true, "analog_filter": "two cascaded 3.3k/47nF low-pass sections, each unity buffered; 100R series output, 1nF to ground; single-ended ADC", "unplugged_input_bias_mv": 1500, "unplugged_input_bias_ohm": 1000000, "clock_or_filter_delay_correction": "none", "notes": "Engineering prototype; physical validation pending", "transport": "wifi_udp", "live_capture": true }, "records": 9029, "ended": false, "first_sequence": { "2": 1, "7": 1, "3": 1 }, "sequence_gaps": { "7": 1449, "2": 38, "3": 38 }, "stop_reason": null }, "udp_packets": 961, "source_sha256": "b7400c98f59011f1040b67b6da59eb235f5e1caa2b0553c49ea5e72f665d1809", "status": "pass" }, { "case": "interrupted-recording", "hardware_measured": false, "pass": true, "firmware_checks_pass": true, "trace_artifact": false, "failures": [], "production": { "case": 11, "fault": 0, "emg": 8776, "foot": 231, "shank": 220, "missed": 0, "dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "queue_peak": 61, "udp": 981, "discarded": 0, "writes": 73, "syncs": 2, "closes": 0, "pages": 192 }, "saved_record_count": 8396, "saved_bytes": 541440, "quality": { "source_sha256": "bf64c7c6b714158182c8af041922add03d45dafc91482b03f21b31b930bfe426", "synthetic": true, "counts": { "emg": 7984, "foot": 211, "shank": 200, "status": 1, "end": 0 }, "session_finalized": false, "structurally_complete": false, "no_detected_sample_loss": false, "signal_checks_pass": true, "research_ready": false, "sequence_gaps": { "emg": 0, "foot": 0, "shank": 0 }, "anomalies": { "sequence_regressions": 0, "timestamp_regressions": 0, "emg_clipped_samples": 0, "emg_out_of_range": 0, "imu_invalid_samples": 0, "imu_timestamp_anomalies": 0, "timing_uncertain_records": 411, "flagged_gap_records": 0 }, "emg_observed_skipped_slots": 0, "emg_rate_from_host_timestamps_hz": 7983.894196149969, "last_status": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 8036, "foot_records": 212, "shank_records": 201, "battery_mv": 3800, "queue_high_water": 61 }, "issues": [ { "kind": "missing_end", "message": "Unfinalized session; trailing samples may be lost." }, { "kind": "counter_mismatch", "stream": "emg", "reported": 8036, "decoded": 7984 }, { "kind": "counter_mismatch", "stream": "foot", "reported": 212, "decoded": 211 }, { "kind": "counter_mismatch", "stream": "shank", "reported": 201, "decoded": 200 } ], "timing_note": "IMU host timestamps are estimates. Internal clock drift and sensor/analog filter delays are uncorrected.", "recovery_note": "Timestamp unwrapping is ambiguous across long gaps; never infer missing cycles after corruption." }, "live": { "stats": { "packets": 980, "packet_gaps": 0, "reordered_or_duplicate": 0, "invalid_packets": 0, "unknown_session_packets": 0, "device_queue_drops": 1 }, "error": null, "session": "32e0339a-361ae69c", "imu": { "foot": { "accel_g": [ 0.00048828125, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 231, "timestamp_us": 2025001, "flags": 2 }, "shank": { "accel_g": [ 0.0009765625, 0.0, 1.0 ], "gyro_dps": [ 0.0, 0.0, 0.0 ], "sequence": 220, "timestamp_us": 2025002, "flags": 2 } }, "health": { "timer_missed": 0, "queue_dropped": 0, "imu_errors": 0, "fifo_overflows": 0, "adc_errors": 0, "emg_records": 8036, "foot_records": 212, "shank_records": 201, "battery_mv": 3800, "queue_high_water": 61 }, "metadata": { "hardware_design": "AD7606_TWO_FIXED", "schema": "afo-recorder/3", "adc_model": "AD7606", "adc_bits": 16, "adc_reference_mv": 5000, "adc_reference_measured": false, "input_scale": 1, "input_midpoint_mv": 0, "adc_pga": 1, "adc_osr": 1, "adc_sensor_crc_supported": false, "adc_filter": "oversampling disabled; internal analog filter", "sample_timestamp_event": "CONVST GPIO write software timestamp", "adc_clock_hz": 0, "sd_cmd_gpio": 47, "sd_clk_gpio": 39, "sd_d0_gpio": 40, "firmware": "ad7606-2ch-1.5", "hardware_variant": "breadboard", "synthetic": true, "trial_id": "trial_0f5ecaf4.afolog", "clock": "esp_timer_boot_us", "emg_hz": 8000, "imu_hz": 200, "imu_enabled": true, "active_channel_count": 2, "emg_channels": [ "EMG1", "EMG2" ], "calibration_state": "uncalibrated", "simultaneous": true, "accel_range_g": 16, "gyro_range_dps": 2000, "imu_timestamp_tick_us": 1, "imu_timing_calibrated": false, "imu_locations": [ "foot", "shank" ], "imu_time": "fifo_delta_first_irq", "placement_verified": false, "record_bytes": 64, "usb_recording_inhibit": true, "analog_filter": "two cascaded 3.3k/47nF low-pass sections, each unity buffered; 100R series output, 1nF to ground; single-ended ADC", "unplugged_input_bias_mv": 1500, "unplugged_input_bias_ohm": 1000000, "clock_or_filter_delay_correction": "none", "notes": "Engineering prototype; physical validation pending", "transport": "wifi_udp", "live_capture": true }, "records": 9217, "ended": false, "first_sequence": { "2": 1, "7": 1, "3": 1 }, "sequence_gaps": { "7": 1 }, "stop_reason": null }, "udp_packets": 980, "source_sha256": "fa4f865795af59cf18f472af44ccb6c0ffbec5a95d923e250f359f3dc98770ed", "status": "pass" }, { "case": "storage-mount-failure", "hardware_measured": false, "pass": null, "firmware_checks_pass": false, "trace_artifact": false, "status": "not_run_quota", "reason": "Wokwi monthly CI quota exhausted; no firmware execution for this case" }, { "case": "full-card-refusal", "hardware_measured": false, "pass": null, "firmware_checks_pass": false, "trace_artifact": false, "status": "not_run_quota", "reason": "Wokwi monthly CI quota exhausted; no firmware execution for this case" }, { "case": "filtered-synthetic-emg", "hardware_measured": false, "pass": null, "firmware_checks_pass": false, "trace_artifact": false, "status": "not_run_quota", "reason": "Wokwi monthly CI quota exhausted; no firmware execution for this case" }, { "case": "absent-shank", "hardware_measured": false, "pass": null, "firmware_checks_pass": false, "trace_artifact": false, "status": "not_run_quota", "reason": "Wokwi monthly CI quota exhausted; no firmware execution for this case" } ], "tested_source_set": "ad7606-2ch-1.5", "current_source_set": "ad7606-2ch-1.6", "current_source_executed_in_wokwi": false }