Wavecom WISMO Pac P5100 Series, User Manual

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Pin number Signal name
I/O I/O type Description Comment
22 BAT_RTC I/O Supply RTC back-up supply Iout = 2 mA max
Vout = 2.5 V max.
23 LED_OUT O Open Drain
output
External LED driving and
battery charging indicator
24 VCC O Supply Digital supply for external
2V8 digital devices
Iout = 10 mA max.
25, 26 GND Ground
27 CT108_2/DTR1 I CMOS 2V8 Serial link (UART1)
Data Terminal Ready
Multiplexed with
SPI2_DATA and GPIO14
28 CT106/CTS1 O 2V8 Serial link (UART1)
Clear To Send
Multiplexed with GPO2
29 CT107/DSR1 O 2V8 Serial link (UART1)
Data Set Ready
Multiplexed with
SPI2_CLK and GPO4
30 CT103/TXD1 I CMOS 2V8 Serial link (UART1)
Transmit serial data
Multiplexed with GPIO13
31 CT104/RXD1 O 2V8 Serial link (UART1)
Receive serial data
Multiplexed with GPO3
32 CT105/RTS1 I CMOS 2V8 Serial link (UART1)
Request To Send
Multiplexed with GPIO15
33, 34 GND Ground
35 GPIO12 I/O CMOS/2V8 General Purpose I/O Multiplexed with
SCI_RST
36 GPIO10 I/O CMOS/2V8 General Purpose I/O Multiplexed with
SCI_CLK
37 GPIO11 I/O CMOS/2V8 General Purpose I/O Multiplexed with
SCI_DATA
38 GPIO8 I/O
CMOS/1V8
General Purpose I/O
Multiplexed with
SCI_PRES and
EXTINT3
39 GND Ground
40 GPIO9 I/O CMOS/2V8 General Purpose I/O Multiplexed with
SCI_PWR
41 GPIO4 I/O CMOS/1V8 General Purpose I/O Multiplexed with CLK32K
42 GND Ground
43 GPO0 O
1V8
General Purpose O
Multiplexed with CTS2
and PWM0
44 GPIO5 I/O CMOS/1V8 General Purpose I/O Multiplexed with USR0N
and TXD2
45 IO_AUDIO I/O CMOS/2V8 External audio function
control
Multiplexed with
DAI_RST
46 GPO1 O 1V8 General Purpose O Multiplexed with RXD2
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