Product Manual

BT3L-A Datasheet
7
Pin
No.
Symbol
I/O
Type
Function
4
TL_D7
I/O
GPIO, which is connected to the TL_D7 pin on the
internal IC
5
TL_D2
I/O
Common I/O pin, which can be used as a PWM output
of the LED drive and is connected to the TL_D2 pin on
the internal IC
6
TL_C3
I/O
Common I/O pin, which can be used as a PWM output
of the LED drive and is connected to the TL_C3 pin on
the internal IC
7
TL_C2
I/O
Common I/O pin, which can be used as a PWM output
of the LED drive and is connected to the TL_C2 pin on
the internal IC
8
VDD_
BAT
P
Power supply pin (3.3 V)
9
GND
P
Power supply reference ground pin
10
TL_C0
I/O
GPIO, which is connected to the TL_C0 pin on the
internal IC
11
SWS
Input
Programming pin, which is connected to the TL_D4 pin
on the internal IC
12
TL_A0
I/O
GPIO, which is connected to the TL_A0 pin on the
internal IC
13
TL_B4
I/O
Common I/O pin, which can be used as a PWM output
of the LED drive and is connected to the TL_B4 pin on
the internal IC
14
TL_B5
I/O
Common I/O pin, which can be used as a PWM output
of the LED drive and is connected to the TL_B5 pin on
the internal IC
15
TL_B7
I/O
Serial interface receiving pin (UART RX), which is
connected to the TL_B7 pin on the internal IC
16
TL_B1
I/O
Serial interface transmission pin (UART TX), which is
connected to the TL_B1 pin on the internal IC