sporq/kmk_firmware
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Solved. Added uart buffer on the master to free up the uart bus buffer

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This commit is contained in:
Kyle Brown 2019-03-02 15:44:04 -08:00
parent e2413a3c25
commit 0a06e733d2
1 changed files with 11 additions and 7 deletions
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8
kmk/firmware.py
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@ -70,6 +70,7 @@ class Firmware:
col_pins = None col_pins = None
diode_orientation = None diode_orientation = None
matrix_scanner = MatrixScanner matrix_scanner = MatrixScanner
uart_buffer = []
unicode_mode = UnicodeMode.NOOP unicode_mode = UnicodeMode.NOOP
tap_time = 300 tap_time = 300
@ -171,13 +172,16 @@ class Firmware:
self.uart.write(update) self.uart.write(update)
def _receive_from_slave(self): def _receive_from_slave(self):
if self.uart is not None and self.uart.in_waiting > 0: if self.uart is not None and self.uart.in_waiting > 0 or self.uart_buffer:
if self.uart.in_waiting >= 60: if self.uart.in_waiting >= 60:
# This is a dirty hack to prevent crashes in unrealistic cases # This is a dirty hack to prevent crashes in unrealistic cases
import microcontroller import microcontroller
microcontroller.reset() microcontroller.reset()
update = bytearray(self.uart.read(3)) while self.uart.in_waiting >=3:
self.uart_buffer.append(self.uart.read(3))
if self.uart_buffer:
update = bytearray(self.uart_buffer.pop(0))
# Built in debug mode switch # Built in debug mode switch
if update == b'DEB': if update == b'DEB':