Shenzhen ESP-07S - 4 Absolute Maximum Ratings; Recommended Operating Conditions; AT Commend Testing; Hardware Connection

ESP-07S User Manual
11
4. Absolute Maximum Ratings
Table 6 Absolute Maximum Ratings
Rating
Condition
Value
Unit
Storage Temperature
-40 to 125
℃
Maximum Soldering Temperature
260
℃
Supply Voltage
IPC/JEDEC J-STD-020
+3.0 to +3.6
V
4.1Recommended Operating Conditions
Table 7 Recommended Operating Conditions
Operating Condition
Symbol
Min
Typ
Max
Unit
Operating Temperature
-40
20
125
℃
Supply voltage
VDD
3.0
3.3
3.6
V
4.2.AT commend Testing
1.Hardware connection
As shown in Figure 7, ESP-07S via a USB to TTL Tool connected to the computer, software tool through the serial
port on the computer can be AT instruction test
Figure 7 ESP-07S connect with computer