WREN S2 DE SDK – GPIO Matrix
The WREN S2 DE SDK, Production PCA V1, has the below GPIO Matrix. This is used to assign required I/O matrix configurations, or template, within the WREN S2 DE SDK code.
| GPIO | NET | Pin | Input | Output | Notes |
|---|---|---|---|---|---|
| GND | GND | 1 | Ground | ||
| VCC | 3V3 | 2 | VCC 3V3 | ||
| 0 | BOOT | 3 | Y | PGM Button. Boot Option. | |
| 1 | /LBLUE | 4 | Y | Low for Active LED - LED_B | |
| 2 | /LGREEN | 5 | Y | Low for Active LED - LED_G | |
| 3 | /LRED | 6 | Y | Low for Active LED - LED_R via 100R | |
| 4 | DC_ADC | 7 | Y | DAC1/ADC1 - Input Volt Sense 30V Potential Divider | |
| 5 | EN_A | 8 | Y | OUT>EN_A | |
| 6 | OUT_2B | 9 | Y | OUT_2B(IN) | |
| 7 | OUT_1B | 10 | Y | OUT_1B(IN) | |
| 8 | IN_2A | 11 | Y Pull Down | High for Active INPUT. IN_2A - DIN Pin 2 - Yellow | |
| 9 | IN_1A | 12 | Y Pull Down | High for Active INPUT. IN_1A - DIN Pin 4 - Black | |
| 10 | IN_1B | 13 | Y Pull Down | High for Active INPUT. IN_1B - DIN Pin 5 - Brown | |
| 11 | IN_2B | 14 | Y Pull Down | High for Active INPUT, IN_2B - DIN Pin 3 - Red | |
| 12 | OUT_2A | 15 | Y | OUT_2A(IN) | |
| 13 | OUT_1A | 16 | Y | OUT_1A(IN) | |
| 14 | EN_B | 17 | Y | OUT>EN_B | |
| 15 | * | 18 | *Unused | ||
| 16 | /TALM | 19 | Y Pull Up | Low for Active ALARM - Temperature Alarm - Overtemperature | |
| 17 | * | 20 | *Unused | ||
| 18 | EXIO | 21 | Y Pull Up | DAC2/GPIO - EXIO GPIO | |
| 19 | USBD- | 22 | USB_D- Full Speed USB OTG | ||
| 20 | USBD+ | 23 | USB_D+ Full Speed USB OTG | ||
| 21 | TP101 | 24 | Test Point Bottom Side Pad | ||
| 26 | TP102 | 25 | Test Point Bottom Side Pad | ||
| GND | GND | 26 | Ground | ||
| 33 | SDA | 27 | SDA, I2C | ||
| 34 | SCL | 28 | SCL, I2C | ||
| 35 | MOSI | 29 | MOSI, SPI | ||
| 36 | MISO | 30 | MISO, SPI | ||
| 37 | SCK | 31 | SCK, SPI | ||
| 38 | * | 32 | *Unused | ||
| 39 | TCK | 33 | JTAG Pin 4 - TCK, JTAG | ||
| 40 | TDO | 34 | JTAG Pin 3 - TDO, JTAG | ||
| 41 | TDI | 35 | JTAG Pin 2 - TDI, JTAG | ||
| 42 | TMS | 36 | JTAG Pin 1 - TMS, JTAG | ||
| 43 | TXD | 37 | TXD, UART | ||
| 44 | RXD | 38 | RXD, UART | ||
| 45 | TP8 | 39 | VDD_SPI on reset. Test Point Top Side Pad | ||
| 46 | TP9 | 40 | Y Pull Down | N | Fixed to pull-down. Input Only. Test Point Top Side Pad |
| EN | /EN | 41 | Y Pull Up | CHIP_PU 10k to 3v3 1uF GND. Enable Button | |
| GND | GND | 42 | Ground | ||
| GND | EPAD | 43 | Ground |