GV200 User Manual   
0. Revision History 
Revision  Date  Author  Description of change 
1.00 2011-01-26 Leo LEI Initial 
1.01  2011-04-07  Leo LEI  1> add the description of reset key 
2> add a controlled function on VOUT 
3> modify analog inputs to support more type 
sensors 
1.02 2011-05-10 Hendry PAN 1>  Add the recommendation of microphone in 
chapter 3.5 
2>  Modify the max current of RELAY in chapter 
3.3.12 
3>  Add GSM light mode to indicate that SIM card 
inserted into GV200 need pin code to unlock. 
1.03 2011-10-21 Leo LEI 1>  Change the color of TXD and TXD2 from 
Orange to Orange/Gray in Table 7 
2>  Change the color of DTR from Orange to 
Orange/Brown in Table 7. 
1.04 2011-12-22 Leo LEI 1>  Add the description of a new assembled 
harness cable which is named 
GV200_RELAY_CABLE in chapter 4. 
2>  Modify the Figure 11. 
3>  Modify the description of DIN1 and DIN4 in 
chapter 3.3.8. 
1.05 2012-07-23 Leo LEI 1>  Modify the introduction of chapter 1; 
2>  Modify the content of figure 9 and figure 16; 
3>  Add the description of the internal flyback 
diode in chapter 3.3.11; 
4>  Delete the chapter 3.3.12; 
5>  Modify the description of Ignition control in 
chapter 3.3.6; 
6>  Modify the description of DOUT4 in Table 7; 
7>  Add Suitable Hardware Version. 
 
 
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