View source for ROM-6881 I2C PIN Header


ROM-6881 has two I2C-PIN-Header channels.

# I2C1对应底板SOM-DB2510的CN7

# I2C2对应底板SOM-DB2510的CN8（'''Note：'''需要在ROM-EG70上增加一个Jumper（I2C_Addr_Slt1的PIN1-2短接））

{| border="1" cellpadding="1" cellspacing="1" style="width: 500px;"
|-
| '''I2C Num'''
| '''BUS Num'''
| '''address'''
|-
| I2C1
| 5
| 0X51
|-
| I2C2
| 8
| 0X51
|}

Using ROM-EG70 Test Board to read I2C flash. Using I2C1 as an example:
<pre># /tools/test/adv/i2c/iic_pin_test.sh 5 0x51</pre>

[[File:ROM-6881 I2C1.png]]

Using ROM-EG70 Test Board to read I2C flash. Using I2C2 as an example:
<pre># /tools/test/adv/i2c/iic_pin_test.sh 8 0x51</pre>

[[File:ROM-6881 I2C2.png]]