SimCom SIM300D User Manual page 19

SIM300D EVB User Guide
NC
20
NC
22
NC
24
26 NC
28 KROW0
30 NC
32 NC
34 NC
36 NC
38 SPI_EN
40 SPI_CLK
42 SPI_DO
44 SPI_AO
SPI_RESET
46
DBGRX
48
50 DBGTX
52 AGND
54 MIC1P
56 MIC1N
58 MIC2P
MIC2N
60
SIM300D-EVB_UGD_V1.01
STATUS
19
NC
21
GPIO8
23
25 VSIM
I 27 SIM_RST
29 SIM_I/O
31 SIM_CLK
33 SIM_PRESENT
35 NC
O 37 DCD
O 39 DTR
I/O 41 RXD
O 43 TXD
O RTS
45
I CTS
47
O 49 RI
51 AGND
I 53 SPK1P
I 55 SPK1N
I 57 SPK2P
I SPK2N
59
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O
I/O
O
O
I/O
O
I
O
I
I
O
I
O
O
O
O
O
O