User's Manual

Proprietary & Confidential Information
iotTech Corporation, Taiwan
Doc. NO:
ITM-FCC3F1 User Manual
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 GPIO 2~11 can be programmed as ADC input pin
25
I2C_SCL /
GPIO10
I/O
I2C Serial Clock Line (default) /
General Purpose Input/Output
26
I2C_SDA /
GPIO11
I/O
I2C Serial Data Line (default) /
General Purpose Input/Output
27
NC
－
NC
28
NC
－
NC
29
NC
－
NC
30
GPIO18 / PWM5
I/O
General Purpose Input/Output /
Pulse-Width Modulated O/P
31
GPIO19 / PWM4
I/O
General Purpose Input/Output /
Pulse-Width Modulated O/P
32
NC
－
NC
33
GPIO20 / PWM3
I/O
General Purpose Input/Output /
Pulse-Width Modulated O/P
34
CMD_UART_RX /
GPIO1
I/O
UART Serial Data Receive for command (default) /
General Purpose Input/Output
35
CMD_UART_TX /
GPIO0
I/O
UART Serial Data Transmit for command (default) /
General Purpose Input/Output
36
GPIO21 / PWM2
I/O
General Purpose Input/Output /
Pulse-Width Modulated O/P
37
GPIO22 / PWM1
I/O
General Purpose Input/Output /
Pulse-Width Modulated O/P
38
GND
P
GND