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Baseboard Pinouts#

DC header pinout (J6)#

Pin Name Description
1D, 1C GND Ground
2D, 2C 3V3 3.3V output
3D, 3C - Unused Pins
4D, 4C 5V 5V output
5 -- 14 - Unused Pins
15D MOSI Ethernet MOSI, SD CARD MOSI
15C MISO Ethernet MISO, SD CARD MISO
16D SCK Ethernet SCK, SD CARD SCK
17 -- 23 - Unused Pins

DC header pinout (J5)#

Pin Name Description
1B, 1A GND Ground
2 - 5 - Unused pins
6B INT Ethernet Interrupt Pin
6A CS Ethernet SPI Chip Select
7A CS SD Card Chip Select
7B, 8A - Unused pins
8B RST Ethernet Reset Pin
9 -- 18 - Unused
19B TXI M-Bus Data Out
19A RXI M-Bus Data In
20 -- 21 - Unused Pins
22 -- 23 GND GND

Baseboard Pin Sockets