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Fig 1 BL3383-P pin sequence
4.2. PIN Definitions
Please refer to Table 13 for pin definitions.
PIN
Function
1
Function
2
Function
3
Function
4
Function
5
1
GDN
2
VDD
3
RST
4
GPIO14
TX0
5
GPIO13
RX0
6
GPIO16
TX2
SI-SCL
7
GPIO15
RX2
SPI-CS
8
GPIO0
PWM0
9
GPIO17
PWM5
10
GPIO18
PWM6
11
GPIO19
PWM7
SPI-MOSI
12
GPIO20
PWM0
SPI-MISO
13
VDD
14
GND
15
GPIO1
PWM1
16
GPIO4
PWM4
17
GPIO3
TX1
PWM2
I2C-SDA
18
GPIO2
RX1
PWM3
I2C-SCL