RPI GPS LORA HDK

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Schematic and dimension R1

Pin Definitions R2

Connection Definition RPI Left Pin RPI Right Pin Definition Connection
- 3V3 1 2 5V -
- GPIO2 3 4 5V -
- GPIO3 5 6 GND -
LORA-DIO0 GPIO4 7 8 GPIO14 GPS_TXD
- GND 9 10 GPIO15 GPS_RXD
LORA_RST GPIO17 11 12 GPIO18 -
GPS_1PPS PIN GPIO27 13 114 GND -
GPS_INT PIN GPIO22 15 16 GPIO23 -
- NC 17 18 GPIO24 -
MOSI GPIO10 19 20 GND -
MISO GPIO9 21 22 GPIO25 Alternatice control Lora CS/NSS pin
SCK GPIO11 23 24 IO8 Lora or microSD CS/NSS pin (jumper select)
- GND 25 26 IO7 Lora or microSD CS/NSS pin (jumper select)
- ID_SD 27 28 ID_SC -
- GPIO5 29 30 GND -
- GPIO6 31 32 GPIO12 -
- GPIO13 33 34 GND -
- GPIO19 35 36 GPIO16 -
- GPIO26 37 38 GPIO20 -
- GND 39 40 GPIO21 -




























Pin Definitions R1

Raspberry PI Pin N.O. Pin name Definition R1
1 3.3V
2 5V
3 GPIO02 SDA
4 5V
5 GPIO03 SCL
6 GND
7 GPIO04
8 GPIO14 GPS_DIN
9 GND
10 GPIO15 GPS_DOUT
11 GPIO17
12 GPIO18
13 GPIO27
14 GND
15 GPIO22
16 GPIO23
17 3.3V
18 GPIO24
19 GPIO10 SPI_MOSI
20 GND
Raspberry PI Pin N.O. Pin name Definition R1
21 GPIO09 SPI_MISO
22 GPIO25
23 GPIO11 SPI_SCK
24 GPIO08 SPI_CE0/SD_CS
25 GND
26 GPIO07 SPI_CE1
27 ID_SD
28 ID_SC
29 GPIO05
30 GND
31 GPIO06
32 GPIO12
33 GPIO13
34 GND
35 GPIO19
36 GPIO16
37 GPIO26
38 GPIO20
39 GND
40 GPIO21