2
I
C Master Port
FLEETP
C-ARM-
300
iMX6
2
I
C3
CPU
PCF8574
2
(I
C Addr: 0x20)
PCF8574
(I
2
C Addr: 0x21)
PCF8574
2
(I
C Addr: 0x22)
All manuals and user guides at all-guides.com
3.3V
R R
IO1
SDA
12
SCL
11
Page
26
FLEETPC-ARM-300 Series
2
I
C Slave Device
2
I
C Bus
SDA
SCL
GND