mikroElektronika PIC Microcontrollers PIC12 User Manual page 280

mikroC - C Compiler for Microchip PIC microcontrollers
Usart_Data_Ready
Prototype
char Usart_Data_Ready(void);
Returns Function returns 1 if data is ready or 0 if there is no data.
Description Use the function to test if data is ready for transmission.
Requires USART HW module must be initialized and communication established before using
this function. See
Example
int receive;
...
// If data is ready, read it:
if (Usart_Data_Ready()) receive = Usart_Read;
Usart_Read
Prototype
char Usart_Read(void);
Returns Returns the received byte. If byte is not received, returns 0.
Description Function receives a byte via USART. Use the function
data is ready first.
Requires USART HW module must be initialized and communication established before using
this function. See
Example
int receive;
...
// If data is ready, read it:
if (Usart_Data_Ready()) receive = Usart_Read;
page
272
.
Usart_Init
.
Usart_Init
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Usart_Data_Ready
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