Data Sheet

6162C-IC
FN-LINK TECHNOLOGY LIMITED Proprietary & Confidential
Information
5
3.2 Pin Definition
NO Name Type Description Voltage
1
GND P Ground connections
2
Data_UART_Tx O Bluetooth UART interface _ Data Output
3
Data_UART_Rx I Bluetooth UART interface _ Data Input
4
AT mode pin I/O
Bluetooth Transceiver or Local
Recognition
1: Bluetooth Transceiver
0: Local Recognition
5
Wakeup pin I Bluetooth UART event wakeup
6
GPIO1 I/O GPIO（P2_2）
7
NC1 － No connect
8
Uart_Tx O
Software Upgrade UART interface
_Data Output
9
Uart_Rx I
Software Upgrade UART interface
_Data Input
10
VBAT/VDDIO/HVD P I/O Voltage supply input 3.3V
11
GPIO2 I/O GPIO（P0_1）
12
GPIO3 I/O GPIO（P0_2）
13
Uart_Log_debug I/O
Log_Uart Interface_ Data Output；
Connect to GND for upgrade software
(P0_3)
14
GPIO4 O GPIO（P0_5）
15
GPIO5 I/O GPIO（P0_6）
16
GND － No connect
17
RF OUT － RF OUT PIN（Alternative）
18
GND － No connect
19
Reset I Reset（Low active）
20
GND P Ground connections
P:POWER I:INPUT O:OUTPUT