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SIM800_Hardware Design_V1.10 40 2018-08-13
Figure 35: Amphenol C707 10M006 512 SIM card holder
Table 17: Pin description (Amphenol SIM card holder)
Pin name Signal Description
C1 SIM_VDD SIM card power supply
C2 SIM_RST SIM card reset
C3 SIM_CLK SIM card clock
C5 GND Connect to GND
C7 SIM_DATA SIM card data I/O
4.10. PCM Interface
SIM800 provides PCM interface.
Table 18: PCM pin definition
PCM_OUT 6 PCM data output
PCM_IN 12 PCM data input
PCM_SYNC 14 PCM synchrony
PCM_CLK 68 PCM clock
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