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Support a third serial port (#21784)

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This commit is contained in:
ellensp
2021-05-07 17:31:45 +12:00
committed by Scott Lahteine
parent 4518506559
commit 9fa9eebe51
20 changed files with 212 additions and 47 deletions
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8
Marlin/src/inc/Conditionals_LCD.h
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@@ -955,15 +955,19 @@
// Serial Port Info
//
#ifdef SERIAL_PORT_2
#define NUM_SERIAL 2
#define HAS_MULTI_SERIAL 1
#ifdef SERIAL_PORT_3
#define NUM_SERIAL 3
#else
#define NUM_SERIAL 2
#endif
#elif defined(SERIAL_PORT)
#define NUM_SERIAL 1
#else
#define NUM_SERIAL 0
#undef BAUD_RATE_GCODE
#endif
#if SERIAL_PORT == -1 || SERIAL_PORT_2 == -1
#if SERIAL_PORT == -1 || SERIAL_PORT_2 == -1 || SERIAL_PORT_3 == -1
#define HAS_USB_SERIAL 1
#endif
#if SERIAL_PORT_2 == -2