Merge branch 'bugfix/idf_monitor_usbser_sys' into 'master'

tools: work around usbser.sys bug in IDF monitor

Closes IDFGH-2592

See merge request espressif/esp-idf!7460
This commit is contained in:
Ivan Grokhotkov 2020-01-29 17:02:44 +08:00
commit ce7af82e05

View file

@ -355,6 +355,7 @@ class SerialReader(StoppableThread):
self.serial.rts = True # Force an RTS reset on open
self.serial.open()
self.serial.rts = False
self.serial.dtr = self.serial.dtr # usbser.sys workaround
try:
while self.alive:
data = self.serial.read(self.serial.in_waiting or 1)
@ -741,8 +742,10 @@ class Monitor(object):
self.serial_reader.stop()
elif cmd == CMD_RESET:
self.serial.setRTS(True)
self.serial.setDTR(self.serial.dtr) # usbser.sys workaround
time.sleep(0.2)
self.serial.setRTS(False)
self.serial.setDTR(self.serial.dtr) # usbser.sys workaround
self.output_enable(True)
elif cmd == CMD_MAKE:
self.run_make("flash")
@ -755,9 +758,11 @@ class Monitor(object):
elif cmd == CMD_ENTER_BOOT:
self.serial.setDTR(False) # IO0=HIGH
self.serial.setRTS(True) # EN=LOW, chip in reset
self.serial.setDTR(self.serial.dtr) # usbser.sys workaround
time.sleep(1.3) # timeouts taken from esptool.py, includes esp32r0 workaround. defaults: 0.1
self.serial.setDTR(True) # IO0=LOW
self.serial.setRTS(False) # EN=HIGH, chip out of reset
self.serial.setDTR(self.serial.dtr) # usbser.sys workaround
time.sleep(0.45) # timeouts taken from esptool.py, includes esp32r0 workaround. defaults: 0.05
self.serial.setDTR(False) # IO0=HIGH, done
else: