Specifications

HM-BT4502 V1.0
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6.2 Module Pins Definition
Pin No
Pin Name
Type
Description
1
INT
DO
Interrupt Request
2
GND
DG
Digital Ground
3
GND
DG
Digital Ground
4
GND
DG
Digital Ground
5
PDN
DI
Power Down Control,
6
WAKEUP
DI
Wakeup Pin
7
VDD
AP,DP
Power Supply; 1.8V~3.6V
8
UART_RXD
DI
UART RXD
9
UART_TXD
DO
UART TXD
10
GND
DG
Digital Ground
Table 1. Module Pin Definition