User's Manual

Zhejiang Dusun Electron Co., Ltd
4
NC Not connect
5
NC Not connect
6
TXD1 I/O Corresponding to Uart_TXD1 of IC
7
RXD1 I/O Corresponding to Uart_RXD1 of IC
8
PD15
I/O
Corresponding to PD15 of IC
9
PB11 I/O Corresponding to PB11 of IC
10
PB12 I/O Corresponding to PB12 of IC
11
PB13 I/O Corresponding to PB13 of IC
12
PB14 I/O Corresponding to PB14 of IC
13
PB15 I/O Corresponding to PB15 of IC
14
NC
Not connect
15
nRST I/O
Hardware reset pin, which is at a high level by default and is
active at a low level
16
PC10 I/O Corresponding to PF3 of IC
17
PC11 I/O Corresponding to PF3 of IC
18
SWCLK I/O Corresponding to PF3 of IC
19
SWDIO I/O Corresponding to PF3 of IC
20
TDX0 Corresponding to PF3 of IC
21
RXD0 Corresponding to PF3 of IC
22
VCC
P
Power supply pin (3.3V)
23
GND
P
Power supply reference ground
24
NC
Not connect
25
PF2
I/O
Corresponding to PF2 of IC
26
PF3 I/O Corresponding to PF3 of IC
27
NC
Not connect
28
NC
Not connect
P indicates power supply pins, I/O indicates input/output pins
Zhejiang Dusun Electron Co., Ltd Floor 8, Building A, Wantong Center
Tel: 86-571-86769027/8 8810480 Hangzhou, China
Website: www.dusuniot. www.dusunremotes.com www.dusunlock.com