管脚定义
|
Pin
|
Name
|
description
|
|
1
|
VCC
|
2.5-3.6 v
|
|
2
|
GND
|
GND
|
|
3
|
Wake
|
Interrupt Wake signal
|
|
4
|
RXD
|
UART RXD
|
|
5
|
TXD
|
UART TXD
|
|
6
|
SCL
|
I2C SCL(CR030I2C)
|
|
7
|
SDA
|
I2C SDA(CR030I2C)
|
|
A1
|
Ant Tx
|
Antenna Tx
|
|
A2
|
Ant Rx
|
Antenna Rx
|
|
A3
|
Ant Gnd
|
Antenna GND
|
特性：
|
Parameter
|
Min
|
Type
|
Max
|
Units
|
|
voltage
|
2.5
|
3.0
|
3.6
|
V
|
|
Current(Working)
|
40
|
|
60
|
ma
|
|
Current(Sleep)
|
|
<10
|
|
microamp
|
|
Initialization time
|
50
|
|
200
|
MS
|
|
Opertating temperature
|
－25
|
|
＋85
|
℃
|
|
Storage temperature
|
－40
|
|
＋125
|
℃
|