User Instructions

5
BLE_RX
P10
I
UART communication
RX
Compatible with
burning mouth
6
RST
RST
/
Reset the foot, and the
low level is effective
7
VCC
/
/
Power input pin
8
GND
/
/
power ground
9
IO_0
P14
O
Controlled output port
The default low level
10
IO_1
P15
O
11
IO_2
P16
O
12
IO_3
P17
O
13
IO_4
P20
O
14
IO_5
P21
O
15
IO_6
P24
O
16
IO_7
P26
O
17
BLE_CEN
P22
O
BLE Enable end
1 - BLE open
0 - BLE close
The suspension is
high level
18
WIFI_CEN
P23
I
WIFI Enable end
1 - WIFI open
0 - WIFI close
The suspension is
high level
19
ANT
ANT
/
Antenna mouth
Electrical parameter requirements：
order
numbe
project
demand
unit
other
1
supply voltage
2.1~3.6
V
2
Sleep current
≤ 10
uA
3.8uA
3
work environment
-20~70
℃
The WIFI block parameters：
order
numbe
project
demand
unit
other
1
working
frequency
2412~2484
MHz
2
transmitting
power
13~15
dBm
non-tunable
3
working
current
≤100
mA
（75 mA）
4
receiving
sensitivity
≤-70
dBm
5
Standby
current
≤100
mA
Bluetooth function
turned off（75mA）
6
peak current
≤200
mA
BLE, the block parameter：