Table32: Pin Assignment - SIM Tech SIM900D HD Manual

SIM900D Hardware Design

Table32: PIN Assignment

Pin NUM NAME
DBG_RXD
1
RXD
3
STATUS
5
SIM_CLK
7
SIM_VDD
9
RI
11
DISP_CLK
13
VRTC
15
GND
17
MIC2N
19
MIC1P
21
SPK1P
23
SPK2N
25
TEMP_BAT
27
ADC0
29
GND
31
ANT
33
GND
35
GND
37
VBAT
39
NETLIGHT
41
DTR
43
CTS
45
PWM
47
SIM900D_HD_V1.02
Pin NUM NAME
DBG_TXD
2
TXD
4
SIM_DATA
6
SIM_RST
8
KBR0
10
PWRKEY
12
DISP_DATA
14
DISP_D/C
16
MIC2P
18
MIC1N
20
AGND
22
SPK1N
24
SPK2P
26
VCHG
28
GND
30
GND
32
GND
34
GND
36
VBAT
38
GPO1
40
DCD
42
RTS
44
DISP_CS
46
GND
48
59
09.04.2010