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Audit Log

ESH10000597 R1 — Accordion M1

Timestamp Actor Action Entity Source Changes
2026-06-04 19:54:46 user9@esharp.se create entry #68 api
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code—E-001
id—68
kind—issue
scope—record
severity—info
status—open
title—probe
2026-05-27 13:22:25 gustav.kihlberg@e-sharp.se create verification_plan #7 mcp —
2026-05-27 13:18:36 gustav.kihlberg@e-sharp.se create requirement #278 mcp
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category—Manufacturing
code—REQ-046
id—278
statement—Design shall use no more than 40 unique component types per PCB side.
status—draft
title—≤40 unique component types per PCB side
2026-05-27 13:18:36 gustav.kihlberg@e-sharp.se create requirement #277 mcp
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category—Functional
code—REQ-045
id—277
statement—RTC (PCF8523) and battery backup shall NOT be included in R1.
status—draft
title—RTC and battery backup excluded from R1
2026-05-27 13:18:25 gustav.kihlberg@e-sharp.se create requirement #276 mcp
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category—Functional
code—REQ-043
id—276
statement—Fan controller U21 (MAX6650) shall regulate fan speed via I2C.
status—draft
title—Fan controller U21 regulates fan speed via I2C
2026-05-27 13:18:25 gustav.kihlberg@e-sharp.se create requirement #275 mcp
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category—Functional
code—REQ-044
id—275
statement—LED driver LP5012 shall be controllable via I2C.
status—draft
title—LED driver LP5012 controllable via I2C
2026-05-27 13:18:14 gustav.kihlberg@e-sharp.se create requirement #274 mcp
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category—Performance
code—REQ-041
id—274
statement—U24 current monitoring channels shall read within ±10% of actual current.
status—draft
title—U24 current monitoring within ±10% of actual
2026-05-27 13:18:14 gustav.kihlberg@e-sharp.se create requirement #273 mcp
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category—Functional
code—REQ-042
id—273
statement—MON_12V and MON_5V voltage dividers shall not saturate the ADC at nominal rail voltages.
status—draft
title—MON_12V and MON_5V dividers no ADC saturation
2026-05-27 13:18:05 gustav.kihlberg@e-sharp.se create requirement #272 mcp
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category—Performance
code—REQ-040
id—272
statement—U24 (AD5593R) voltage monitoring channels shall read within ±5% of actual rail voltage.
status—draft
title—U24 voltage monitoring within ±5% of actual
2026-05-27 13:18:05 gustav.kihlberg@e-sharp.se create requirement #271 mcp
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category—Interface
code—REQ-039
id—271
statement—[TBD] MCU signals shall be routed to module slots as decided.
status—draft
title—[TBD] MCU signals routed to module slots
2026-05-27 13:17:55 gustav.kihlberg@e-sharp.se create requirement #270 mcp
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category—Interface
code—REQ-038
id—270
statement—UART connectivity to SO-DIMM J9 shall be functional (M2TxD, M2RxD, M2RTS, M2CTS).
status—draft
title—UART connectivity to SO-DIMM J9 functional
2026-05-27 13:17:55 gustav.kihlberg@e-sharp.se create requirement #269 mcp
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category—Interface
code—REQ-037
id—269
statement—SPI connectivity to SO-DIMM J9 shall be functional (SPI0_SCK, MOSI, MISO, CS0_N, CS1_N).
status—draft
title—SPI connectivity to SO-DIMM J9 functional
2026-05-27 13:17:46 gustav.kihlberg@e-sharp.se create requirement #268 mcp
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category—Functional
code—REQ-035
id—268
statement—Pull-up resistors (4.7kΩ to 3V3) shall be present on M2TxD, M2RxD, M2RTS, M2CTS.
status—draft
title—Pull-up resistors 4.7kΩ on UART nets at J9
2026-05-27 13:17:46 gustav.kihlberg@e-sharp.se create requirement #267 mcp
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category—Interface
code—REQ-036
id—267
statement—SO-DIMM ↔ N-Top bidirectional data bus T1DATA[0:95] shall route correctly in both directions.
status—draft
title—T1DATA[0:95] bidirectional bus routes correctly
2026-05-27 13:17:35 gustav.kihlberg@e-sharp.se create requirement #266 mcp
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category—Interface
code—REQ-034
id—266
statement—UART GPIO routing shall match the correct RPi UART pin assignment per ESH10000539 R1.
status—draft
title—UART GPIO routing per ESH10000539 R1
2026-05-27 13:17:35 gustav.kihlberg@e-sharp.se create requirement #265 mcp
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category—Functional
code—REQ-033
id—265
statement—R23 shall be non-mounted (NM) to configure ADS7828 address to 0x49.
status—draft
title—R23 non-mounted to configure ADS7828 at 0x49
2026-05-27 13:17:26 gustav.kihlberg@e-sharp.se create requirement #264 mcp
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category—Functional
code—REQ-032
id—264
statement—I2C bus mux channels Ch0–Ch4 shall be functional.
status—draft
title—I2C bus mux channels Ch0–Ch4 functional
2026-05-27 13:17:26 gustav.kihlberg@e-sharp.se create requirement #263 mcp
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category—Functional
code—REQ-031
id—263
statement—All I2C-addressed devices shall have their 7-bit address annotated in the schematic.
status—draft
title—I2C devices 7-bit address annotated in schematic
2026-05-27 13:17:17 gustav.kihlberg@e-sharp.se create requirement #262 mcp
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category—Functional
code—REQ-030
id—262
statement—U3 silkscreen shall include a visible pin-1 / polarity marker.
status—draft
title—U3 silkscreen pin-1 / polarity marker
2026-05-27 13:17:17 gustav.kihlberg@e-sharp.se create requirement #261 mcp
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category—Functional
code—REQ-029
id—261
statement—Silkscreen shall read 'Accordion M1'.
status—draft
title—Silkscreen reads 'Accordion M1'
2026-05-27 13:17:08 gustav.kihlberg@e-sharp.se create requirement #260 mcp
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category—Mechanical
code—REQ-028
id—260
statement—Panel break tab mouse bites shall be on the PCB side.
status—draft
title—Panel break tab mouse bites on PCB side
2026-05-27 13:17:08 gustav.kihlberg@e-sharp.se create requirement #259 mcp
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category—Mechanical
code—REQ-027
id—259
statement—RPi connectors shall be flush with or recessed behind the front panel surface.
status—draft
title—RPi connectors flush with or recessed behind front panel
2026-05-27 13:16:55 gustav.kihlberg@e-sharp.se create requirement #257 mcp
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category—Mechanical
code—REQ-026
id—257
statement—RPi header shall have no perceptible rattling when mated.
status—draft
title—RPi header no perceptible rattling when mated
2026-05-27 13:16:55 gustav.kihlberg@e-sharp.se create requirement #258 mcp
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category—Mechanical
code—REQ-025
id—258
statement—Standoff heights shall be defined for both comm-top and no-comm-top assembly variants.
status—draft
title—Standoff heights defined for both assembly variants
2026-05-27 13:16:33 gustav.kihlberg@e-sharp.se create requirement #256 mcp
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category—Mechanical
code—REQ-024
id—256
statement—Back panel fan screws shall not collide with PCB edge.
status—draft
title—Back panel fan screws no collision with PCB edge
2026-05-27 13:16:33 gustav.kihlberg@e-sharp.se create requirement #255 mcp
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category—Mechanical
code—REQ-023
id—255
statement—Comtop connector (J3) shall seat correctly.
status—draft
title—Comtop connector J3 seats correctly
2026-05-27 13:16:23 gustav.kihlberg@e-sharp.se create requirement #254 mcp
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category—Mechanical
code—REQ-021
id—254
statement—SO-DIMM connector (J9) shall seat correctly with latch engagement.
status—draft
title—SO-DIMM connector J9 seats with latch engagement
2026-05-27 13:16:23 gustav.kihlberg@e-sharp.se create requirement #253 mcp
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category—Mechanical
code—REQ-022
id—253
statement—M2 slot (J15) shall seat and screw down correctly.
status—draft
title—M2 slot J15 seats and screws correctly
2026-05-27 13:16:10 gustav.kihlberg@e-sharp.se create requirement #252 mcp
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category—Mechanical
code—REQ-019
id—252
statement—PCB shall fit and mount correctly in Hammond enclosure.
status—draft
title—PCB fits and mounts in Hammond enclosure
2026-05-27 13:16:10 gustav.kihlberg@e-sharp.se create requirement #251 mcp
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category—Mechanical
code—REQ-020
id—251
statement—N-Top module fixation screws shall not protrude into SO-DIMM clearance zone.
status—draft
title—N-Top fixation screws no protrusion into SO-DIMM zone
2026-05-27 13:16:01 gustav.kihlberg@e-sharp.se create requirement #250 mcp
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category—Functional
code—REQ-017
id—250
statement—Power enable shall be achievable via pin-strap without MCU firmware.
status—draft
title—Power enable via pin-strap without MCU firmware
2026-05-27 13:16:01 gustav.kihlberg@e-sharp.se create requirement #249 mcp
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category—Functional
code—REQ-018
id—249
statement—[TBD] Push button / power-on management by MCU shall be decided.
status—draft
title—[TBD] Push button / power-on MCU decision
2026-05-27 13:15:51 gustav.kihlberg@e-sharp.se create requirement #248 mcp
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category—Manufacturing
code—REQ-015
id—248
statement—Bulk capacitors shall use a part compatible with the fabricator's assembly process.
status—draft
title—Bulk capacitors fabricator-compatible
2026-05-27 13:15:51 gustav.kihlberg@e-sharp.se create requirement #247 mcp
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category—Functional
code—REQ-016
id—247
statement—Push button S1 shall toggle system power on/off.
status—draft
title—Push button S1 toggles system power on/off
2026-05-27 13:15:39 gustav.kihlberg@e-sharp.se create requirement #246 mcp
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category—Functional
code—REQ-013
id—246
statement—[TBD] 12V rail inclusion for R1 shall be decided.
status—draft
title—[TBD] 12V rail inclusion decision
2026-05-27 13:15:39 gustav.kihlberg@e-sharp.se create requirement #245 mcp
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category—Functional
code—REQ-014
id—245
statement—[TBD] PoE input strategy for R1 shall be decided.
status—draft
title—[TBD] PoE input strategy decision
2026-05-27 13:15:28 gustav.kihlberg@e-sharp.se create requirement #244 mcp
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category—Interface
code—REQ-012
id—244
statement—RPi 3V3 output (M1 pin 1) shall be routed as net RPI_ON.
status—draft
title—RPi 3V3 output routed as net RPI_ON
2026-05-27 13:15:28 gustav.kihlberg@e-sharp.se create requirement #243 mcp
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category—Functional
code—REQ-011
id—243
statement—5V to RPi shall be routed via R147; Q8 circuit shall be removed.
status—draft
title—5V to RPi via R147; Q8 circuit removed
2026-05-27 13:15:18 gustav.kihlberg@e-sharp.se create requirement #242 mcp
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category—Performance
code—REQ-009
id—242
statement—1.8V regulated rail shall be present and stable.
status—draft
title—1.8V regulated rail stable
2026-05-27 13:15:18 gustav.kihlberg@e-sharp.se create requirement #241 mcp
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category—Performance
code—REQ-010
id—241
statement—Precision voltage reference shall output 2.500V.
status—draft
title—Precision voltage reference 2.500V
2026-05-27 13:15:09 gustav.kihlberg@e-sharp.se create requirement #240 mcp
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category—Performance
code—REQ-007
id—240
statement—3.3V regulated rail shall be present and stable.
status—draft
title—3.3V regulated rail stable
2026-05-27 13:15:09 gustav.kihlberg@e-sharp.se create requirement #239 mcp
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category—Performance
code—REQ-008
id—239
statement—2.5V regulated rail shall be present and stable.
status—draft
title—2.5V regulated rail stable
2026-05-27 13:14:56 gustav.kihlberg@e-sharp.se create requirement #238 mcp
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category—Functional
code—REQ-005
id—238
statement—E-Fuse dVdT ramp shall be correctly configured on all E-Fuses.
status—draft
title—E-Fuse dVdT ramp configuration
2026-05-27 13:14:56 gustav.kihlberg@e-sharp.se create requirement #237 mcp
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category—Performance
code—REQ-006
id—237
statement—5V regulated rail shall be present and stable under load.
status—draft
title—5V regulated rail stable under load
2026-05-27 13:14:44 gustav.kihlberg@e-sharp.se create requirement #236 mcp
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category—Functional
code—REQ-004
id—236
statement—E-Fuse current limit (ILIM) shall be set to 5A via R39 = 680Ω.
status—draft
title—E-Fuse current limit 5A via R39 = 680Ω
2026-05-27 13:14:44 gustav.kihlberg@e-sharp.se create requirement #235 mcp
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category—Functional
code—REQ-003
id—235
statement—E-Fuse U16 (5V) OVLO divider shall be set with trip point >5.5V.
status—draft
title—E-Fuse U16 (5V) OVLO trip point >5.5V
2026-05-27 13:14:28 gustav.kihlberg@e-sharp.se create requirement #233 mcp
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category—Functional
code—REQ-001
id—233
statement—The design shall accept USB-C 20V PD as primary power input.
status—draft
title—USB-C 20V PD primary power input
2026-05-27 13:14:28 gustav.kihlberg@e-sharp.se create requirement #234 mcp
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category—Functional
code—REQ-002
id—234
statement—E-Fuse U10 (VDD) OVLO divider shall be set with trip point >21V.
status—draft
title—E-Fuse U10 (VDD) OVLO trip point >21V
2026-05-27 13:12:35 gustav.kihlberg@e-sharp.se delete test_case #278 mcp
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categoryquality—
codeTC-EL-007—
statusopen—
titleLimit Derivation Audit—
2026-05-27 13:12:31 gustav.kihlberg@e-sharp.se delete test_case #277 mcp
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categorycompliance—
codeTC-EL-006—
statusopen—
titleCE Marking + Declaration of Conformity Audit—
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