Data Sheet

Table Of Contents
Confidential
6. Pin Definitions
6.1 31-Pin PCB Module With LF Crystal Device Pinout
Figure 6.1. 31-Pin PCB Module With LF Crystal Device Pinout
The following table provides package pin connections and general descriptions of pin functionality. For detailed information on the sup-
ported features for each GPIO pin, see 6.3 Alternate Function Table, 6.4 Analog Peripheral Connectivity, and 6.5 Digital Peripheral
Connectivity.
Table 6.1. 31-Pin PCB Module With LF Crystal Device Pinout
Pin Name Pin(s) Description Pin Name Pin(s) Description
GND 1 PB04 2 GPIO
PB03 3 GPIO PB02 4 GPIO
PB01 5 GPIO PB00 6 GPIO
PA00 7 GPIO PA01 8 GPIO
PA02 9 GPIO PA03 10 GPIO
BGM220P Wireless Gecko Bluetooth Module Data Sheet
Pin Definitions
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