Wiring Diagram

Jiangsu JWT Electronics Shares CO.,Ltd.
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Wireless game equipment Wireless label
Telemetry Wireless access
Security System Intelligent sports equipment
Remote Control Wireless toys
Six.Description of pin function
Pin number
Name
type
functional description
1
GND
GND
GND
2
3V3
PWR
3.3V mains input
3
12C_SEL
PWR
SPI, IIC communication selection pin, ground SPI,
connect 3V3 to IIC
4
SPI_MISO
DI
SPI data output pin, IIC SDA data line
5
SPI_MOSI
DI
SPI data input pin
6
SPI_CLK
DI
SPI clock input pin, IIC SCL clock line
7
SPI_CS
DI
SPI enable signal, active low
8
PKT_FLAG
DO
Transmitting and receiving status flag
9
RST
Chip reset pin, active low
10
GND
GND
GND
Table 6-1