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SERIAL_XON_XOFF not supported on USB-native AVR devices

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User could enable SERIAL_XON_XOFF on USB-native devices and it would not be enabled without warning, but M115 would report the capability as available.
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2017-12-04 03:56:47 -08:00
parent cff886ba12
commit 91b63f6d69
2 changed files with 11 additions and 6 deletions
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12
Marlin/src/inc/Conditionals_adv.h
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@ -29,16 +29,20 @@
#define CONDITIONALS_ADV_H
#ifndef USBCON
// Define constants and variables for buffering incoming serial data.
// Use only powers of 2.
// : [0, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, ...]
// Define constants and variables for buffering serial data.
// Use only 0 or powers of 2 greater than 1
// : [0, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, ...]
#ifndef RX_BUFFER_SIZE
#define RX_BUFFER_SIZE 128
#endif
// 256 is the max TX buffer climit due to uint8_t head and tail.
// 256 is the max TX buffer limit due to uint8_t head and tail
// : [0, 4, 8, 16, 32, 64, 128, 256]
#ifndef TX_BUFFER_SIZE
#define TX_BUFFER_SIZE 32
#endif
#else
// SERIAL_XON_XOFF not supported on USB-native devices
#undef SERIAL_XON_XOFF
#endif
#endif // CONDITIONALS_ADV_H