Wavecom GR64 GSM/GPRS Integrator's Manual page 30

Pin
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
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60
NOTE
GR64 Integrators Manual
Page: 30/104
Name Direction Function
TX_ON Output Transmit indication
RI Output Ring Indicator
GPIO8 In/Out General purpose IO
DTR1 Input Data Terminal Ready (UART1)
GPIO10 In/Out General purpose IO
DCD1 Output Data Carrier Detect (UART1)
GPIO11 In/Out General purpose IO
RTS1 Input Ready To Send (UART1)
GPIO9 In/Out General purpose IO
CTS1 Output Clear To Send (UART1)
GPIO12 In/Out General purpose IO
DTM1 Input Data To Wireless CPU from host (UART1)
DFM1 Output Data From Wireless CPU to host (UART1)
DTM3 Input Data To Wireless CPU from host (UART3)
DFM3 Output Data From Wireless CPU to host (UART3)
USBDP In/Out USB data positive
USBDN In/Out USB data negative
SSPDTM Input Serial PCM data to Wireless CPU from host
SSPDFM Output Serial PCM data from Wireless CPU to host
VUSB Input USB DC power
ALARM Output RTC alarm
SSPFS In/Out Serial PCM frame synchronization
SSPCLK In/Out Serial PCM clock
MICIP Input Microphone input positive
MICIN Input Microphone input negative
EARP Output Earpiece output positive
EARN Output Earpiece output negative
AUXO Output Auxiliary audio from Wireless CPU to host
SERVICE Input Flash programming enable signal
AUXI Input Auxiliary audio to Wireless CPU from host
AREF - Analogue reference
1 - These signals are required if the external SIM interface is used
2 - These pin connections are required for sleep mode operation
3, 4 - At least one of these interfaces is required to be connected
This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement.
Ce document est la propriété exclusive de WAVECOM. Il ne peut être communiqué ou divulgué à des tiers sans son autorisation préalable
PIN
Req
Yes 2
Yes 2
Yes 2
Yes
3
Yes
3
Yes 4
Yes 4
Yes 4