General Purpose Io - Wavecom GR64 GSM/GPRS Integrator's Manual

5.16 General Purpose IO

Pin
21
22
23
24
13
33
32
36
39
37
38
40
29
30
20
All general purpose IO (GPIO) is programmable by the user. Some GPIO has alternate
functionality already associated with it; this is indicated in the default column. GPIO
which has alternate function is effectively multiplexed, so that the user chooses
through AT commands the appropriate configuration for their application.
GPIO is programmable for the following features:
•
•
GR64 Integrators Manual
Page: 71/104
Name Default
GPIO1 GPIO1
GPIO2 GPIO2
GPIO3 GPIO3
GPIO4 GPIO4
GPIO5 ADIN4
GPIO6 LED
GPIO7 DSR1
GPIO8 RI
GPIO9 RTS1
GPIO10 DTR1
GPIO11 DCD1
GPIO12 CTS1
GPIO13 SDA
GPIO14 SCL
GPIO15 DAC
An input or output
Level-sensitive or transition-sensitive
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Ce document est la propriété exclusive de WAVECOM. Il ne peut être communiqué ou divulgué à des tiers sans son autorisation préalable
Alternate function
ADC Input 4
LED control signal
Data Set Ready (UART1)
Ring Indicator
Ready To Send (UART1)
Data Terminal Ready (UART1)
Data Carrier Detect (UART1)
Clear To Send (UART1)
Not supported yet