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Hopefully also support chips with a single UART in MarlinSerial now.

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daid303 2012-11-06 14:43:36 +01:00
parent b6ff45254e
commit d3ebc34958
1 changed files with 4 additions and 0 deletions
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4
Marlin/MarlinSerial.h
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@ -35,7 +35,11 @@
// These are macros to build serial port register names for the selected SERIAL_PORT (C preprocessor
// requires two levels of indirection to expand macro values properly)
#define SERIAL_REGNAME(registerbase,number,suffix) SERIAL_REGNAME_INTERNAL(registerbase,number,suffix)
#if defined(UBRRH)
#define SERIAL_REGNAME_INTERNAL(registerbase,number,suffix) registerbase##suffix
#else
#define SERIAL_REGNAME_INTERNAL(registerbase,number,suffix) registerbase##number##suffix
#endif
// Registers used by MarlinSerial class (these are expanded
// depending on selected serial port