Product Manual

7
Pin
No.
Symbol I/O
Type
Function
2 TXD1 I/O UART1_TXD, which is used as a user-side serial
interface pin and connected to the P11 pin on the
internal IC
3 RXD1 I/O UART1_RXD, which is used as a user-side serial
interface pin and connected to the P10 pin on the
internal IC
4 3V3 P Power supply pin (3.3 V)
5 GND P Power supply reference ground pin
6 P26 I/O Common I/O pin, which can be used as a
hardware PWM pin and is connected to the P26
pin on the internal IC
7 P24 I/O Common I/O pin, which can be used as a
hardware PWM pin and is connected to the P24
pin on the internal IC
8 TXD2 I/O UART2_TXD, which is used for displaying the
module internal information and is connected to
the P0 pin on the internal IC
9 P8 I/O Common I/O pin, which can be used as a
hardware PWM pin and is connected to the P8 pin
on the internal IC
10 P7 I/O Common I/O pin, which can be used as a
hardware PWM pin and is connected to the P7 pin
on the internal IC
11 RXD2 I/O UART0_RXD, which is used for displaying the
module internal information and is connected to
the P1 pin on the internal IC
12 P9 I/O Common I/O pin, which can be used as a
hardware PWM pin and is connected to the P9 pin
on the internal IC
13 P6 I/O Common I/O pin, which can be used as a
hardware PWM pin and is connected to the P6 pin
on the internal IC
14 GND P Power supply reference ground pin