Raspberry Pi HAT for mPCIe LoRa gateway cards
Untested
- jumpers are probably unnecessary because SPI pins are independent
- u-blox module can be swapped for much cheaper alternative
- gateway current consumption @3.3V ~ 500mA, DC/DC designed for 1A
| Pin | mini PCIe | MTAC | RAK |
|---|---|---|---|
| 1 | WAKE# | ||
| 2 | 3.3Vaux | VDD_3V3 | VDD_3V3 |
| 3 | COEX1 | ||
| 4 | GND | GND | GND |
| 5 | COEX2 | SPI_MOSI | |
| 6 | 1.5Vaux | ||
| 7 | CLKREQ# | SPI_MISO | |
| 8 | UIM_PWR | ||
| 9 | GND | GND | GND |
| 10 | UIM_DATA | ||
| 11 | REFCLK- | ||
| 12 | UIM_CLK | SPI_NCS | |
| 13 | REFCLK+ | SPI_CLK | |
| 14 | UIM_RESET | ? | |
| 15 | GND | GND | GND |
| 16 | UIM_VPP | ||
| 17 | Reserved | ||
| 18 | GND | GND | GND |
| 19 | Reserved | GPS_PPS | |
| 20 | W_DISABLE# | ||
| 21 | GND | GND | GND |
| 22 | PERST# | RESET | RESET |
| 23 | PERn0 | VDD_5V | |
| 24 | 3.3Vaux | VDD_3V3 | VDD_3V3 |
| 25 | PERp0 | VDD_5V | |
| 26 | GND | GND | GND |
| 27 | GND | EEPROM_A1 | GND |
| 28 | 1.5Vaux | GPS_PPS | |
| 29 | GND | EEPROM_A2 | GND |
| 30 | SMB_CLK | I2C_SCL | |
| 31 | PETn0 | ||
| 32 | SMB_DATA | I2C_SDA | |
| 33 | PETp0 | ||
| 34 | GND | GND | GND |
| 35 | GND | GND | GND |
| 36 | USB_D- | ||
| 37 | GND | GND | GND |
| 38 | USB_D+ | ||
| 39 | 3.3Vaux | VDD_3V3 | VDD_3V3 |
| 40 | GND | GND | GND |
| 41 | 3.3Vaux | VDD_3V3 | VDD_3V3 |
| 42 | LED_WWAN# | ? | |
| 43 | GND | GND | GND |
| 44 | LED_WLAN# | ||
| 45 | Reserved | SPI_CLK | |
| 46 | LED_WPAN# | ||
| 47 | Reserved | SPI_MISO | |
| 48 | 1.5Vaux | ||
| 49 | Reserved | SPI_MOSI | |
| 50 | GND | GND | GND |
| 51 | Reserved | SPI_NCS | |
| 52 | 3.3Vaux | VDD_3V3 | VDD_3V3 |