How to USE RS232.pdf


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How to RS232 A5S
Step 1:Connect RS232 cable with PC and A5S.

A5S
RS232

DB-9
RXD ②
TXD ③
SGND ⑤

DB-9
RXD ②
TXD ③
SGND ⑤

Warning:No power When you do this.
Step2:Open STBTool_1.8

Step3:Select Port

Step 4:Press

PC