# Voltage-domain ERC — pixel-change-detection-camera

0 error(s), 0 warning(s). Ambient 50 °C. Specs: `specs/parts/`.

## Findings

| sev | code | where | detail |
|---|---|---|---|
| INFO | NO_SPEC | J3 | no spec for PZ254V-11-06P (pcw:Conn_01x06) — add specs/parts/<mpn>.yaml  [waived: plain 1x6 2.54 mm pin header] |
| INFO | NO_SPEC | TP1 | no spec for TXD0 (pcw:TestPoint) — add specs/parts/<mpn>.yaml  [waived: test point] |
| INFO | NO_SPEC | TP2 | no spec for RXD0 (pcw:TestPoint) — add specs/parts/<mpn>.yaml  [waived: test point] |
| INFO | THERMAL | U9 | Tj 101 °C within 15 °C of 105 °C (P 1700 mW)  [waived: the ESP32-S3 module's 500 mA is the Wi-Fi TX peak that the supply must deliver (datasheet), the average is a fraction of it; verc counts it as continuous] |

## Rails (power budget)

| rail | source | V | load mA | rated mA | use | nets |
|---|---|---|---|---|---|---|
| +1V2 | U4 | 1.18..1.22 | 80.0 | 300 | 27 % | +1V2 |
| +1V5 | U3 | 1.47..1.53 | 80.0 | 500 | 16 % | +1V5 |
| +2V8 | U2 | 2.74..2.86 | 70.0 | 500 | 14 % | +2V8, CAM_AVDD |
| +3V3 | U1 (R3=453000 / R4=100000) | 3.24..3.4 | 784.3 | 2000 | 39 % | +3V3, SW_BUCK |
| VBUS | external | 4.75..5.5 | 645.9 | - |  | VBUS, +5V |

### Loads

| rail | net | ref.pin | mA |
|---|---|---|---|
| +1V2 | +1V2 | U5.5 | 40.00 |
| +1V2 | +1V2 | U5.30 | 40.00 |
| +1V5 | +1V5 | J2.10 | 80.00 |
| +2V8 | +2V8 | U5.33 | 10.00 |
| +2V8 | +2V8 | J2.11 | 20.00 |
| +2V8 | CAM_AVDD | J2.4 | 40.00 |
| +3V3 | +3V3 | U5.1 | 10.00 |
| +3V3 | +3V3 | U5.22 | 10.00 |
| +3V3 | +3V3 | U5.24 | 3.00 |
| +3V3 | +3V3 | U6.8 | 25.00 |
| +3V3 | +3V3 | U8.5 | 1.00 |
| +3V3 | +3V3 | U8.8 | 5.00 |
| +3V3 | +3V3 | U9.3 | 500.00 |
| +3V3 | +3V3 | U2.in | 70.10 |
| +3V3 | +3V3 | U3.in | 80.10 |
| +3V3 | +3V3 | U4.in | 80.10 |
| VBUS | +5V | U1.in | 645.90 |

### Beads / series inductors

| ref | from | to | mA | DCR Ω | drop mV | rated mA |
|---|---|---|---|---|---|---|
| F1 | VBUS | +5V | 645.9 | 0.25 | 161.5 | 1100 |
| L1 | +3V3 | SW_BUCK | 0.0 | 0 | 0.0 | - |
| FB1 | +2V8 | CAM_AVDD | 40.0 | 0 | 0.0 | - |

## Thermal budget

| ref | part | P mW | basis | θJA °C/W | Tj °C | limit °C | |
|---|---|---|---|---|---|---|---|
| U1 | TLV62569DBVR | 296 | 2667 mW out @ η 0.9 | 100 | 80 | 150 | ok |
| U2 | ME6211C28M5G-N | 46 | (3.40-2.74) V x 70 mA | 250 | 62 | 125 | ok |
| U3 | ME6211C15M5G-N | 155 | (3.40-1.47) V x 80 mA | 250 | 89 | 125 | ok |
| U4 | ME6211C12M5G-N | 178 | (3.40-1.18) V x 80 mA | 250 | 95 | 125 | ok |
| U5 | iCE40UP5K-SG48I | 207 | Σ V·I_max of supply pins | 30 | 56 | 100 | ok |
| U6 | W25Q32JVSSIQ | 85 | Σ V·I_max of supply pins | 100 | 59 | 85 | ok |
| U7 | USBLC6-2SC6 | 0 | Σ V·I_max of supply pins | 300 | 50 | 125 | ok |
| U8 | ASM330LHHTR | 20 | Σ V·I_max of supply pins | 100 | 52 | 105 | ok |
| U9 | ESP32-S3-MINI-1-N8 | 1700 | Σ V·I_max of supply pins | 30 | 101 | 105 | WARN |

## Power out through connectors

Regulator outputs that leave the board (declared in erc.yaml `connector_loads`; the regulator's total capacity is the lower of its rating and its thermal limit at the worst-case input and ambient).

| pin | rail | source | declared mA | rated mA | thermal mA | board's own mA | left mA | |
|---|---|---|---|---|---|---|---|---|
| J2.4 (P4) | +2V8 | U2 | 40 | 500 | 456 | 10 | 446 | AVDD 2.8 V: OV5640 IDD-A max 40 mA |
| J2.11 (P11) | +2V8 | U2 | 20 | 500 | 456 | 10 | 446 | DOVDD 2.8 V: I/O supply of the sensor, 8 data lines + PCLK at <= 24 MHz |
| J2.10 (P10) | +1V5 | U3 | 80 | 500 | 155 | 0 | 155 | DVDD 1.5 V: OV5640 digital core, 58..72 mA at VGA 30 fps, 80 mA allowed |

## Per-pin table

| ref | pin | name | type | net | V | limit | status |
|---|---|---|---|---|---|---|---|
| D1 | 1 | K | passive | GND | 0 |  | ok |
| D1 | 2 | A | passive | LED_PWR_A | 3.24..3.4 |  | ok |
| D2 | 1 | K | passive | GND | 0 |  | ok |
| D2 | 2 | A | passive | LED_USER_A | 0..3.4 |  | ok |
| D3 | 1 | K | passive | FPGA_LED | 0..2.86 |  | ok |
| D3 | 2 | A | passive | LED_FPGA_A | 2.74..2.86 |  | ok |
| F1 | 1 | 1 | passive | VBUS | 4.75..5.5 |  | ok |
| F1 | 2 | 2 | passive | +5V | 4.59..5.5 |  | ok |
| J1 | A1 | GND | passive | GND | 0 |  | ok |
| J1 | A4 | VBUS | passive | VBUS | 4.75..5.5 |  | ok |
| J1 | A5 | CC1 | passive | CC1 | 0 |  | ok |
| J1 | A6 | DP1 | passive | USB_DP | ? |  | ok |
| J1 | A7 | DN1 | passive | USB_DN | ? |  | ok |
| J1 | A8 | SBU1 | passive | - | ? |  | nc |
| J1 | A9 | VBUS | passive | VBUS | 4.75..5.5 |  | ok |
| J1 | A12 | GND | passive | GND | 0 |  | ok |
| J1 | B1 | GND | passive | GND | 0 |  | ok |
| J1 | B4 | VBUS | passive | VBUS | 4.75..5.5 |  | ok |
| J1 | B5 | CC2 | passive | CC2 | 0 |  | ok |
| J1 | B6 | DP2 | passive | USB_DP | ? |  | ok |
| J1 | B7 | DN2 | passive | USB_DN | ? |  | ok |
| J1 | B8 | SBU2 | passive | - | ? |  | nc |
| J1 | B9 | VBUS | passive | VBUS | 4.75..5.5 |  | ok |
| J1 | B12 | GND | passive | GND | 0 |  | ok |
| J1 | SH | SHIELD | passive | GND | 0 |  | ok |
| J2 | 1 | P1 | passive | - | ? |  | nc |
| J2 | 2 | P2 | passive | GND | 0 |  | ok |
| J2 | 3 | P3 | passive | CAM_SDA | 0..3.4 |  | ok |
| J2 | 4 | P4 | passive | CAM_AVDD | 2.74..2.86 |  | ok |
| J2 | 5 | P5 | passive | CAM_SCL | 0..3.4 |  | ok |
| J2 | 6 | P6 | passive | CAM_RST | 0..3.4 |  | ok |
| J2 | 7 | P7 | passive | CAM_VSYNC | 0..2.86 |  | ok |
| J2 | 8 | P8 | passive | CAM_PWDN | 0 |  | ok |
| J2 | 9 | P9 | passive | CAM_HREF | 0..2.86 |  | ok |
| J2 | 10 | P10 | passive | +1V5 | 1.47..1.53 |  | ok |
| J2 | 11 | P11 | passive | +2V8 | 2.74..2.86 |  | ok |
| J2 | 12 | P12 | passive | CAM_D9 | 0..2.86 |  | ok |
| J2 | 13 | P13 | passive | CAM_XCLK | 0..2.86 |  | ok |
| J2 | 14 | P14 | passive | CAM_D8 | 0..2.86 |  | ok |
| J2 | 15 | P15 | passive | GND | 0 |  | ok |
| J2 | 16 | P16 | passive | CAM_D7 | 0..2.86 |  | ok |
| J2 | 17 | P17 | passive | CAM_PCLK | 0..2.86 |  | ok |
| J2 | 18 | P18 | passive | CAM_D6 | 0..2.86 |  | ok |
| J2 | 19 | P19 | passive | CAM_D2 | 0..2.86 |  | ok |
| J2 | 20 | P20 | passive | CAM_D5 | 0..2.86 |  | ok |
| J2 | 21 | P21 | passive | CAM_D3 | 0..2.86 |  | ok |
| J2 | 22 | P22 | passive | CAM_D4 | 0..2.86 |  | ok |
| J2 | 23 | P23 | passive | - | ? |  | nc |
| J2 | 24 | P24 | passive | - | ? |  | nc |
| J2 | 25 | SHIELD | passive | GND | 0 |  | ok |
| J2 | 26 | SHIELD | passive | GND | 0 |  | ok |
| SW1 | 1 | A1 | passive | BOOT | 0..3.4 |  | ok |
| SW1 | 2 | A2 | passive | BOOT | 0..3.4 |  | ok |
| SW1 | 3 | B1 | passive | GND | 0 |  | ok |
| SW1 | 4 | B2 | passive | GND | 0 |  | ok |
| SW2 | 1 | A1 | passive | EN | 3.24..3.4 |  | ok |
| SW2 | 2 | A2 | passive | EN | 3.24..3.4 |  | ok |
| SW2 | 3 | B1 | passive | GND | 0 |  | ok |
| SW2 | 4 | B2 | passive | GND | 0 |  | ok |
| U1 | 1 | EN | input | +5V | 4.59..5.5 | max 5.5 abs 6 | ok |
| U1 | 2 | GND | ground | GND | 0 |  | ok |
| U1 | 3 | SW | bus | SW_BUCK | 3.24..3.4 |  | ok |
| U1 | 4 | VIN | supply | +5V | 4.59..5.5 | min 2.5 max 5.5 abs 6 | ok |
| U1 | 5 | FB | analog | FB | 0..3.4 | abs 5.5 | ok |
| U2 | 1 | VIN | supply | +3V3 | 3.24..3.4 | min 2 max 6 abs 6.5 | ok |
| U2 | 2 | VSS | ground | GND | 0 |  | ok |
| U2 | 3 | CE | input | +3V3 | 3.24..3.4 | max 3.7 abs 6.5 | ok |
| U2 | 4 | NC | nc | - | ? |  | nc |
| U2 | 5 | VOUT | supply_out | +2V8 | 2.74..2.86 |  | ok |
| U3 | 1 | VIN | supply | +3V3 | 3.24..3.4 | min 2 max 6 abs 6.5 | ok |
| U3 | 2 | VSS | ground | GND | 0 |  | ok |
| U3 | 3 | CE | input | +2V8 | 2.74..2.86 | max 3.54 abs 6.5 | ok |
| U3 | 4 | NC | nc | - | ? |  | nc |
| U3 | 5 | VOUT | supply_out | +1V5 | 1.47..1.53 |  | ok |
| U4 | 1 | VIN | supply | +3V3 | 3.24..3.4 | min 2 max 6 abs 6.5 | ok |
| U4 | 2 | VSS | ground | GND | 0 |  | ok |
| U4 | 3 | CE | input | +3V3 | 3.24..3.4 | max 3.7 abs 6.5 | ok |
| U4 | 4 | NC | nc | - | ? |  | nc |
| U4 | 5 | VOUT | supply_out | +1V2 | 1.18..1.22 |  | ok |
| U5 | 1 | VCCIO_2 | supply | +3V3 | 3.24..3.4 | min 1.71 max 3.46 abs 3.6 | ok |
| U5 | 2 | IOB_6A | io | - | ? |  | nc |
| U5 | 3 | IOB_9B | io | - | ? |  | nc |
| U5 | 4 | IOB_8A | io | - | ? |  | nc |
| U5 | 5 | VCC | supply | +1V2 | 1.18..1.22 | min 1.14 max 1.26 abs 1.42 | ok |
| U5 | 6 | IOB_13B | io | - | ? |  | nc |
| U5 | 7 | CDONE | io | FPGA_CDONE | 0..3.4 | max 3.44 abs 3.6 | ok |
| U5 | 8 | CRESET_B | input | FPGA_CRESET | 0..3.4 | max 3.44 abs 3.6 | ok |
| U5 | 9 | IOB_16A | io | - | ? |  | nc |
| U5 | 10 | IOB_18A | io | - | ? |  | nc |
| U5 | 11 | IOB_20A | io | - | ? |  | nc |
| U5 | 12 | IOB_22A | io | - | ? |  | nc |
| U5 | 13 | IOB_24A | io | - | ? |  | nc |
| U5 | 14 | IOB_32A_SPI_SO | io | FLASH_DI | 0..3.4 | max 3.44 abs 3.6 | ok |
| U5 | 15 | IOB_34A_SPI_SCK | io | FLASH_CLK | 0..3.4 | max 3.44 abs 3.6 | ok |
| U5 | 16 | IOB_35B_SPI_SS | io | FLASH_CS | 0..3.4 | max 3.44 abs 3.6 | ok |
| U5 | 17 | IOB_33B_SPI_SI | io | FLASH_DO | 0..3.4 | max 3.44 abs 3.6 | ok |
| U5 | 18 | IOB_31B | io | - | ? |  | nc |
| U5 | 19 | IOB_29B | io | - | ? |  | nc |
| U5 | 20 | IOB_25B_G3 | io | - | ? |  | nc |
| U5 | 21 | IOB_23B | io | - | ? |  | nc |
| U5 | 22 | SPI_VCCIO1 | supply | +3V3 | 3.24..3.4 | min 1.71 max 3.46 abs 3.6 | ok |
| U5 | 23 | IOT_37A | io | CAM_VSYNC | 0..2.86 | max 2.94 abs 3.6 | ok |
| U5 | 24 | VPP_2V5 | supply | +3V3 | 3.24..3.4 | min 2.3 max 3.46 abs 3.6 | ok |
| U5 | 25 | IOT_36B | io | CAM_HREF | 0..2.86 | max 2.94 abs 3.6 | ok |
| U5 | 26 | IOT_39A | io | CAM_D9 | 0..2.86 | max 2.94 abs 3.6 | ok |
| U5 | 27 | IOT_38B | io | CAM_XCLK | 0..2.86 | max 2.94 abs 3.6 | ok |
| U5 | 28 | IOT_41A | io | CAM_D8 | 0..2.86 | max 2.94 abs 3.6 | ok |
| U5 | 29 | VCCPLL | supply | FPGA_VPLL | 1.18..1.22 | min 1.14 max 1.26 abs 1.42 | ok |
| U5 | 30 | VCC | supply | +1V2 | 1.18..1.22 | min 1.14 max 1.26 abs 1.42 | ok |
| U5 | 31 | IOT_42B | io | CAM_D7 | 0..2.86 | max 2.94 abs 3.6 | ok |
| U5 | 32 | IOT_43A | io | CAM_D2 | 0..2.86 | max 2.94 abs 3.6 | ok |
| U5 | 33 | VCCIO_0 | supply | +2V8 | 2.74..2.86 | min 1.71 max 3.46 abs 3.6 | ok |
| U5 | 34 | IOT_44B | io | CAM_D6 | 0..2.86 | max 2.94 abs 3.6 | ok |
| U5 | 35 | IOT_46B_G0 | io | CAM_PCLK | 0..2.86 | max 2.94 abs 3.6 | ok |
| U5 | 36 | IOT_48B | io | CAM_D5 | 0..2.86 | max 2.94 abs 3.6 | ok |
| U5 | 37 | IOT_45A_G1 | io | CAM_D3 | 0..2.86 | max 2.94 abs 3.6 | ok |
| U5 | 38 | IOT_50B | io | CAM_D4 | 0..2.86 | max 2.94 abs 3.6 | ok |
| U5 | 39 | RGB0 | io | FPGA_LED | 0..2.86 | max 2.94 abs 3.6 | ok |
| U5 | 40 | RGB1 | io | - | ? |  | nc |
| U5 | 41 | RGB2 | io | - | ? |  | nc |
| U5 | 42 | IOT_51A | io | - | ? |  | nc |
| U5 | 43 | IOT_49A | io | - | ? |  | nc |
| U5 | 44 | IOB_3B_G6 | io | SPI_SCK | 0..3.4 | max 3.44 abs 3.6 | ok |
| U5 | 45 | IOB_5B | io | SPI_MOSI | 0..3.4 | max 3.44 abs 3.6 | ok |
| U5 | 46 | IOB_0A | io | FPGA_IRQ | 0..3.4 | max 3.44 abs 3.6 | ok |
| U5 | 47 | IOB_2A | io | SPI_MISO | 0..3.4 | max 3.44 abs 3.6 | ok |
| U5 | 48 | IOB_4A | io | SPI_CS | 0..3.4 | max 3.44 abs 3.6 | ok |
| U5 | 49 | GND | ground | GND | 0 |  | ok |
| U6 | 1 | /CS | input | FLASH_CS | 0..3.4 | max 3.64 abs 4.6 | ok |
| U6 | 2 | DO | output | FLASH_DO | 0..3.4 |  | ok |
| U6 | 3 | /WP | input | +3V3 | 3.24..3.4 | max 3.8 abs 4.6 | ok |
| U6 | 4 | GND | ground | GND | 0 |  | ok |
| U6 | 5 | DI | input | FLASH_DI | 0..3.4 | max 3.64 abs 4.6 | ok |
| U6 | 6 | CLK | input | FLASH_CLK | 0..3.4 | max 3.64 abs 4.6 | ok |
| U6 | 7 | /HOLD | input | +3V3 | 3.24..3.4 | max 3.8 abs 4.6 | ok |
| U6 | 8 | VCC | supply | +3V3 | 3.24..3.4 | min 2.7 max 3.6 abs 4.6 | ok |
| U7 | 1 | I/O1 | bus | USB_DP | ? |  | ok |
| U7 | 2 | GND | ground | GND | 0 |  | ok |
| U7 | 3 | I/O2 | bus | USB_DN | ? |  | ok |
| U7 | 4 | I/O2 | bus | USB_DN | ? |  | ok |
| U7 | 5 | VBUS | supply | VBUS | 4.75..5.5 | min 0 max 5.5 abs 6 | ok |
| U7 | 6 | I/O1 | bus | USB_DP | ? |  | ok |
| U8 | 1 | SDO/SA0 | input | GND | 0 | max 3.54 abs 3.54 | ok |
| U8 | 2 | RES | input | GND | 0 | max 3.54 abs 3.54 | ok |
| U8 | 3 | RES | input | GND | 0 | max 3.54 abs 3.54 | ok |
| U8 | 4 | INT1 | output | IMU_INT1 | 0..3.4 |  | ok |
| U8 | 5 | VDD_IO | supply | +3V3 | 3.24..3.4 | min 1.62 max 3.6 abs 4.8 | ok |
| U8 | 6 | GND | ground | GND | 0 |  | ok |
| U8 | 7 | GND | ground | GND | 0 |  | ok |
| U8 | 8 | VDD | supply | +3V3 | 3.24..3.4 | min 2 max 3.6 abs 4.8 | ok |
| U8 | 9 | INT2 | output | IMU_INT2 | 0..3.4 |  | ok |
| U8 | 10 | NC | nc | - | ? |  | nc |
| U8 | 11 | NC | nc | - | ? |  | nc |
| U8 | 12 | CS | input | +3V3 | 3.24..3.4 | max 3.7 abs 3.7 | ok |
| U8 | 13 | SCL | io | IMU_SCL | 0..3.4 | max 3.54 abs 3.54 | ok |
| U8 | 14 | SDA | io | IMU_SDA | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 1 | GND | ground | GND | 0 |  | ok |
| U9 | 2 | GND | ground | GND | 0 |  | ok |
| U9 | 3 | VDD | supply | +3V3 | 3.24..3.4 | min 3 max 3.6 abs 3.6 | ok |
| U9 | 4 | IO0 | io | BOOT | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 5 | IO1 | io | - | ? |  | nc |
| U9 | 6 | IO2 | io | - | ? |  | nc |
| U9 | 7 | IO3 | io | - | ? |  | nc |
| U9 | 8 | IO4 | io | - | ? |  | nc |
| U9 | 9 | IO5 | io | - | ? |  | nc |
| U9 | 10 | IO6 | io | IMU_INT2 | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 11 | IO7 | io | IMU_INT1 | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 12 | IO8 | io | IMU_SDA | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 13 | IO9 | io | IMU_SCL | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 14 | IO10 | io | SPI_CS | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 15 | IO11 | io | SPI_MOSI | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 16 | IO12 | io | SPI_SCK | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 17 | IO13 | io | SPI_MISO | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 18 | IO14 | io | FPGA_IRQ | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 19 | IO15 | io | FPGA_CRESET | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 20 | IO16 | io | FPGA_CDONE | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 21 | IO17 | io | - | ? |  | nc |
| U9 | 22 | IO18 | io | - | ? |  | nc |
| U9 | 23 | IO19 | bus | USB_DN | ? |  | ok |
| U9 | 24 | IO20 | bus | USB_DP | ? |  | ok |
| U9 | 25 | IO21 | io | LED_USER | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 26 | IO26 | io | - | ? |  | nc |
| U9 | 27 | IO47 | io | - | ? |  | nc |
| U9 | 28 | IO33 | io | - | ? |  | nc |
| U9 | 29 | IO34 | io | - | ? |  | nc |
| U9 | 30 | IO48 | io | - | ? |  | nc |
| U9 | 31 | IO35 | io | - | ? |  | nc |
| U9 | 32 | IO36 | io | - | ? |  | nc |
| U9 | 33 | IO37 | io | - | ? |  | nc |
| U9 | 34 | IO38 | io | CAM_SDA | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 35 | IO39 | io | CAM_SCL | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 36 | IO40 | io | CAM_RST | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 37 | IO41 | io | - | ? |  | nc |
| U9 | 38 | IO42 | io | - | ? |  | nc |
| U9 | 39 | TXD0 | io | UART0_TXD | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 40 | RXD0 | io | UART0_RXD | 0..3.4 | max 3.54 abs 3.54 | ok |
| U9 | 41 | IO45 | io | - | ? |  | nc |
| U9 | 42 | GND | ground | GND | 0 |  | ok |
| U9 | 43 | GND | ground | GND | 0 |  | ok |
| U9 | 44 | IO46 | io | - | ? |  | nc |
| U9 | 45 | EN | input | EN | 3.24..3.4 | max 3.54 | ok |
| U9 | 46 | GND | ground | GND | 0 |  | ok |
| U9 | 47 | GND | ground | GND | 0 |  | ok |
| U9 | 48 | GND | ground | GND | 0 |  | ok |
| U9 | 49 | GND | ground | GND | 0 |  | ok |
| U9 | 50 | GND | ground | GND | 0 |  | ok |
| U9 | 51 | GND | ground | GND | 0 |  | ok |
| U9 | 52 | GND | ground | GND | 0 |  | ok |
| U9 | 53 | GND | ground | GND | 0 |  | ok |
| U9 | 54 | GND | ground | GND | 0 |  | ok |
| U9 | 55 | GND | ground | GND | 0 |  | ok |
| U9 | 56 | GND | ground | GND | 0 |  | ok |
| U9 | 57 | GND | ground | GND | 0 |  | ok |
| U9 | 58 | GND | ground | GND | 0 |  | ok |
| U9 | 59 | GND | ground | GND | 0 |  | ok |
| U9 | 60 | GND | ground | GND | 0 |  | ok |
| U9 | 61 | GND | ground | GND | 0 |  | ok |
| U9 | 62 | GND | ground | GND | 0 |  | ok |
| U9 | 63 | GND | ground | GND | 0 |  | ok |
| U9 | 64 | GND | ground | GND | 0 |  | ok |
| U9 | 65 | GND | ground | GND | 0 |  | ok |

## Spec sources

- `boards/pixel-change-detection-camera/specs/KT-0603G.yaml` (KT-0603G): research/KT-0603G.pdf (sha256 770831ccd4b3...), Hubei KENTO KT-0603G spec for approval rev A.0 (LCSC C12624): Absolute Maximum Ratings, Electrical Optical Characteristics
- `boards/pixel-change-detection-camera/specs/KT-0603R.yaml` (KT-0603R): research/KT-0603R.pdf (sha256 a3bac1cc9c59...), Hubei KENTO KT-0603R spec for approval rev A.0 (2018-12-06): 4. Absolute Maximum Ratings, 5. Electrical Optical Characteristics, 6.2 Vf bins
- `boards/pixel-change-detection-camera/specs/nSMD110.yaml` (nSMD110): research/nSMD110.pdf (sha256 1ecaeb35b503...), PTC resettable fuse nSMD series (LCSC C71465): nSMD110 row
- `boards/pixel-change-detection-camera/specs/TYPE-C-31-M-12.yaml` (TYPE-C-31-M-12): research/TYPE-C-31-M-12.pdf (sha256 6ae33d50ac47...), Korean Hroparts TYPE-C-31-M-12 drawing (LCSC C165948); pin names follow the USB Type-C receptacle pinout
- `boards/pixel-change-detection-camera/specs/0.5-24P_FG.yaml` (0.5-24P FG): research/0.5-24P_FG.pdf (sha256 8f79ae81b414...), 0.5 mm pitch FPC connector family drawing (LCSC C20688, 24 circuits): recommended PCB pattern and dimension table
- `boards/pixel-change-detection-camera/specs/TS-1187A-B-A-B.yaml` (TS-1187A-B-A-B): research/TS-1187A-B-A-B.pdf (sha256 64b75233cada...), XKB TS-1187A-B-A-B tact switch (LCSC C318884)
- `boards/pixel-change-detection-camera/specs/TLV62569DBVR.yaml` (TLV62569DBVR): research/TLV62569DBVR.pdf (sha256 a2a1ca02355d...), TI TLV62569 2-A, 2.5-5.5V step-down converter (LCSC C141836)
- `boards/pixel-change-detection-camera/specs/ME6211C28M5G-N.yaml` (ME6211C28M5G-N): research/ME6211C28M5G-N.pdf (sha256 1d8126fbc091...), Microne ME6211 series (LCSC) - 2.8 V fixed version, SOT-23-5
- `boards/pixel-change-detection-camera/specs/ME6211C15M5G-N.yaml` (ME6211C15M5G-N): research/ME6211C15M5G-N.pdf (sha256 e5c37419befb...), Microne ME6211 series (LCSC) - 1.5 V fixed version, SOT-23-5
- `boards/pixel-change-detection-camera/specs/ME6211C12M5G-N.yaml` (ME6211C12M5G-N): research/ME6211C12M5G-N.pdf (sha256 23084e9d0d0f...), Microne ME6211 series (LCSC) - 1.2 V fixed version, SOT-23-5
- `boards/pixel-change-detection-camera/specs/iCE40UP5K-SG48I.yaml` (iCE40UP5K-SG48I): research/ICE40UP5K-SG48I.pdf (sha256 212342011f20...), Lattice iCE40 UltraPlus Family Data Sheet FPGA-DS-02008-1.9 (LCSC C2678152)
- `boards/pixel-change-detection-camera/specs/W25Q32JVSSIQ.yaml` (W25Q32JVSSIQ): research/W25Q32JVSSIQ.pdf (sha256 a835e8ae41ea...), Winbond W25Q32JV datasheet Rev G (LCSC C179173)
- `boards/pixel-change-detection-camera/specs/USBLC6-2SC6.yaml` (USBLC6-2SC6): research/USBLC6-2SC6.pdf (sha256 8ba7ab4ec178...), ST USBLC6-2 Doc ID 11265 Rev 5 (Oct 2011, LCSC C7519): pinout figure, Table 1 Absolute ratings, Table 2 Electrical characteristics
- `boards/pixel-change-detection-camera/specs/ASM330LHHTR.yaml` (ASM330LHHTR): research/ASM330LHHTR.pdf (sha256 5447ee161020...), ST ASM330LHH datasheet DocID031239 Rev 3 (LCSC C459826)
- `boards/pixel-change-detection-camera/specs/ESP32-S3-MINI-1-N8.yaml` (ESP32-S3-MINI-1-N8): research/ESP32-S3-MINI-1-N8.pdf (sha256 71142b72ce76...), Espressif ESP32-S3-MINI-1 & MINI-1U datasheet v1.2 (LCSC C2913206): pin definitions, strapping, schematic, land pattern