Function
Use
the Baud rate 38400 to open up and listen to the Pscam card2 with the previous
cards interaction not closed. And return searching result
Parameter
ParaName |
Type |
Description |
null |
|
|
|
|
|
Return
value
Return
value |
Description |
int |
card type, if card is not found, 0 will be returned,
if error, -1 will be returned |