User's Manual

page 9/51
HiAll
NC
User Manual 2012/06/28
microphone
26
MIC_N Analog input
Differential input from
microphone
2.85V
27
RESET Digital input Module Reset 2.8V
28
VBACKUP Power supply input/output
Backup battery power
supply
3V
29
VBAT Power supply input
+3.7V power supply
(nominal)
3.7V
30
ADC1 Analog input
Analog input to digital
converter
2.85V
31
ADC0 Analog input
Analog input to digital
converter
2.85V
32
POK_IN Digital input Module power on signal 3V
33
SIM_VCC Power supply output SIM power supply 1.8V/2.9V
34
SIM_DATA Digital bi-directional buffer SIM data 1.8V/2.9V
35
SIM_CLK Digital output buffer SIM clock 1.8V/2.9V
36
GPIO1 Digital bi-directional buffer
General purpose
input/output 1
2.8V
37
SPI_IRQ Digital input buffer
Serial peripheral interface.
To be connected for debug
purpose.
2.8V
38
RESERVED
(futur use)
RESERVED
(futur use)
RESERVED
(futur use)
39
GPS_EXT_LN
A_EN
Digital output buffer GPS LNA Enable 2.8V
40
GPIO2 Digital bi-directional buffer
General purpose
input/output 2
2.8V
41
GPIO3 Digital bi-directional buffer
General purpose
input/output 3
2.8V
42
TRST Digital bi-directional buffer JTAG reset 2.8V
43
VBAT_PA Power supply input for PA
+3.7V power supply
(nominal)
3.7V
44
VBAT_PA Power supply input for PA
+3.7V power supply
(nominal)
3.7V
45
GND GND GND 0V
46
GND GND GND 0V
47
GND GND GND 0V
48
GND GND GND 0V
49
GND GND GND 0V
50
GND GND GND 0V
51
GND GND GND 0V
52
GND GND GND 0V
53
GND GND GND 0V
54
GND GND GND 0V
55
GND GND GND 0V
56
GND GND GND 0V
57
VBAT Power supply input
+3.7V power supply
(nominal)
3.7V
58
UART1_DCD Digital output buffer UART data carrier detect 2.8V
59
UART1_RTS Digital output buffer UART1 ready to send 2.85V
60
UART1_TX Digital output buffer UART1 transmit 2.85V
61
UART1_RI Digital output buffer UART1 ring indicator 2.8V
62
UART0_RX Digital input buffer UART0 receive 2.85V
63
UART0_CTS Digital input buffer UART0 clear to send 2.8V
64
RESERVED RESERVED RESERVED -