Version History
Date
Version
2013-07-29
1.00
2013-08-05
1.01
2013-08-21
1.02
2014-01-17
1.03
2014-03-11
1.04
2014-03-25
1.05
2014-07-18
1.06
2014-12-01
1.07
2015-03-05
1.08
2016-06-21
1.09
2019-08-13
1.10
SIM800_Hardware Design_V1.10
Description of change
Origin
Update RESET pin parameter;
Update figure 12, 13, 15.
Update figure 3 and figure 23;
Update chapter 7.3;
Update table32, correct NETLIGHT to PIN 52;
Update table 11
Update figure 32 and figure 33, The 100nF capacitor changed;
Update figure 12 and 13, timing of VDD_EXT changed;
Update the baudrate that SIM800 supports;
Rename some pin name to follow the SIMCom naming rules;
Uptade table 6, table9;
Add GPIO timing sequences of figure 43;
Update figure 51;
Update table 45
Update table 5,10and 12;
Update figure 51;
Update the chapter power supply;
Update the chapter bluetooth;
Update the frequency of PWM that SIM800 supports;
Update figure 48 and 49,add a TVS;
Update Table 38, add recommendation ESD component
Delete the automatic power off function related to temperature
Update figure 3
Add chapter 8
9
Smart Machine Smart Decision
Author
Ma Honggang
Teng Lili
Ma Honggang
Ma Honggang
Ma Honggang
Ma Honggang
Ma Honggang
Ma Honggang
WuChengbing
WuChengbing
LiuQiang
Zhang xiuyu
Zhou Jing
2018-08-13
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