Vecow ESOM-MT-500 User Manual page 38

2.4.4 J1: I2C/SPI/GPIO Pin Header
There is an I²C/SPI/GPIO Pin Header labeled as 'J1', which is used for connecting
the I²C, SPI, and 12 GPIO devices. The pin assignments are listed as below.
Pin No.
1
3
5
7
9
11
13
15
17
19
©Vecow ESOM-MT-500 User Manual
Signal Name
SPI_CLK
SPI_MISO
GPIO79
GPIO80
GPIO52
GPIO77
I2C_CLK1
I2C_DATA1
GND
1.8V
Pin No. Signal Name
2
4 SPI_MOSI
6
8
10
12
14
16
18
20
GETTING TO KNOW YOUR ESOM-MT-500
J1
2 1
SPI_CS
GPIO53
GPIO54
GPIO78
GPIO57
GPIO56
GPIO55
GPIO69
GPIO70
32