M20 EVB User Guide
6. 50 PIN assignment of B2B connector
Figure 20: B2B connector of EVB
Table 13: Pin definition of B2B connector
PIN NO. PIN NAME I/O PIN NO. PIN NAME I/O
1 SIM_CLK O 50 AGND
2 SIM_VDD O 49 SPK2P O
3 SIM_DATA I/O 48 SPK1P O
4 SIM_RST O 47 SPK1N O
5 SIM_PRESENCE I 46 MIC2N I
6 SIM_GND 45 MIC2P I
7 RXDDAI I/O 44 MIC1P I
8 TFSDAI O 43 MIC1N I
9 SCLK I/O 42 AGND
10 TXDDAI O 41 PWRKEY I
11 Reserve O 40 EMERG_OFF I
12 ADC I 39 DCD0 O
13 NETLIGHT I/O 38 CTS1 O
14 TXD1 O
37 CTS0 O
M20_EVB_UGD_V1.01 - 26 -
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