Appendix A -- I/O Pins By Gr/Gs64 Device Type - Wavecom GR64 Application Note

Table 1. GR64 I/O pins
GR64 Function
Pin
21
22
23
24
13
33
32
36
39
37
38
40
29
30
43
44
APPLICATION NOTE
GR/GS64 General Purpose and
Alternate Function I/O
Page: 11/13
Appendix A -- I/O Pins by
GR/GS64 Device Type
Primary Sig GPIO
GPIO1 GPIO1
GPIO2 GPIO2
GPIO3 GPIO3
GPIO4 GPIO4
ADIN4 GPIO5
LED GPIO6
DSR1 GPIO7
RI GPIO8
RTS1 GPIO9
DTR1 GPIO10
DCD1 GPIO11
CTS1 GPIO12
SDA GPIO13
SCL GPIO14
TD3
RD3
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AT*E2IO Alt function
<io> section
IO1
IO2
IO3
IO4
IO5
IO6 4.2
IO7 4.1
IO8 4.1
IO9 4.1
IO10 4.1
IO11 4.1
IO12 4.1
IO13 4.4
IO14 4.4
GR4x
Equivalent
GPIO1
GPIO2
GPIO3
GPIO4
GPIO5
GPIO6
GPO3
GPO2
GPIO9
GPI1
GPO1
GPO4
GPIO7
GPIO8