Product Manual

BT7L-IPEX Datasheet
7
2.2 Interface Pin Definition
Table 2-1 BT7L-IPEX interface pins
Pin
No.
Symbol
I/O
Type
Function
1
SDC
I/O
I2C SDC,can be used as a common I/O
2
SCL
I/O
I2C SCL,can be used as a common I/O
3
C3
I/O
Common I/O, which can be used as a PWM
output of the LED drive and is connected to pin 23
on the IC
4
D2
I/O
Common I/O, which can be used as a PWM
output of the LED drive and is connected to pin 31
on the IC
5
C2
I/O
Common I/O, which can be used as a PWM
output of the LED drive and is connected to pin 22
on the IC
6
B5
I/O
Common I/O, which can be used as a PWM
output of the LED drive and is connected to pin 15
on the IC
7
B4
I/O
Common I/O, which can be used as a PWM
output of the LED drive and is connected to pin 14
on the IC
8
3.3V
P
Power supply pin (3.3 V)
9
TX
I/O
Serial interface transmission pin (UART TX),
which is connected to pin 6 on the IC
10
RX
I/O
Serial interface receiving pin (UART RX), which is
connected to pin 17 on the IC