humanlife_1989 WROTE:i hv try using Visual Basic send a char"a" to my pic16f877a. but i try it many time still failed to do that. when i press a button in Vb was command the blue solei serial port status just ony show i had sent out data but the received keeping show in "0" bytes.. how can i solve it?
kl84 WROTE:I have to tell u that your question is too general. We need more well organized info in order to help...
humanlife_1989 WROTE:i hv try using Visual Basic send a char"a" to my pic16f877a. but i try it many time still failed to do that. when i press a button in Vb was command the blue solei serial port status just ony show i had sent out data but the received keeping show in "0" bytes.. how can i solve it?
Ober wrote:
2. Computer --- USB to UART -------------- PIC
Try using HyperTerminal or your VB program send "a" to PIC, if PIC can get and show data, means the UART connection, PIC and program to receive and display is working.
cheekangteh WROTE:Ober wrote:
2. Computer --- USB to UART -------------- PIC
Try using HyperTerminal or your VB program send "a" to PIC, if PIC can get and show data, means the UART connection, PIC and program to receive and display is working.
hi Ober, i not understand with this step, can you explain for me how the connection? thanks
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