hardware design v2.00

Smart Machine Smart Decision
3 Package Information
3.1 Pin out Diagram
SIM908_Hardware Design_V2.00 2012.05.07
13
GND GPS-ANT GND GND GPS- VANT-IN GPS- VANT-OUT VCHG TEMP-BAT DTR TXD DCD RI RXD CTS RTS GND GND VBAT VBAT GND
GND GND
GND GSM-ANT
PWRKEY GND
NC GND
GND I2C-SDA
DISP-CLK I2C-SCL
DISP-DATA NC
DISP-D/C NC
DISP-CS STATUS
GND NETLIGHT
PWM3
PWM2
PWM1
ADC
NC
GPS/DBG-RXD NC
SIM-DATA VDD-EXT
SIM-RST GND
SIM-CLK VRTC
SIM-VDD GND
SPK1N
SPK1P
MIC1P MIC1N
SPK2N
SPK2P
MIC2P MIC2N
NC NC
GPIO1/KBR0 GPIO2/KBR1 GPIO3/KBR2 GPIO4/KBC0 GPIO5/KBC1 GPIO6/KBC2
GND
NC NC
GND
6
3
6
2
61
3
64
1 60
68 67 66 65 7
8
3
9
40
1
8
1
9
20
4
3
4
2
41
3
7
33 34 35 3
6
2
9
30 31 32 2
5
2
6
2
7
2
8
21 22 23 24
1
7
44
1
6
4
5
1
5
4
6
14 4
7
SIM908
TOP VIEW
1
3
4
8
1
2
4
9
10 51
11 50
9 5
2
8 5
3
7 54
6 5
5
5 5
6
4 5
7
3
58
2 5
9
2
71 70 69 76 75 74 7
3
80 79 78 77
GPS/DBG-TXD
NC
NC
NC
GND
Figure 2: SIM908 pin out diagram (Top view)