3.168 ser_get

Function

Read a character from serial port.

Header

serial.h

Declaration

unsigned char __fastcall__ ser_get (char* b);

Description

Get a character from the serial port. If no characters are available, the function will return SER_ERR_NO_DATA, so this is not a fatal error.

Limits

• The function is only available as fastcall function, so it may only be used in presence of a prototype.

Availability

cc65

See also

Other serial functions.

Example

Wait for a character to be available from a serial port.

char ch;
while (ser_get(&ch) == SER_ERR_NO_DATA)
  ;