User's Manual

BL-61C WIFI+BLE module
Copyright © 2020 ShenzhenJiXinInteligence Co., Ltd All Rights Reserved
Page
11
of 19
33
NC
reserved pin
34
RX
GPIO7; UART0_RX; I2C_SDA; PWM_CH2;(Only this UART0
can be used to burn firmware)
35
TX
GPIO16; I2C_SCL; UART0_TX; PWM_CH1; (Only this
UART0 can be used to burn firmware)
36
NC
reserved pin
37
NC
reserved pin
38
GND
ground
3. Electrical parameters
3.1 Electrical characteristics
parameter
test condition
min
Typ.
max
unit
Storage Temp.
-
-45
normal
135
Work temp.
-
-30
20
85
Max welding
temp.
IPC/JEDEC J-STD-020
-
-
260
Static Protection
(HBM)
2000
V
Supply volt.
VCC
3.0
3.3
3.6
V
I/O
V
IL
VCC_IO=3.3V
-0.3
-
1.32
V