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add emonpi GPIO reset on GPIO4 / pin7 #687

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add emonpi GPIO reset on GPIO4 / pin7 #687

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23 changes: 23 additions & 0 deletions platformio/builder/scripts/atmelavr.py
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Original file line number Diff line number Diff line change
Expand Up @@ -73,6 +73,29 @@ def _rpi_sysgpio(path, value):
if upload_options.get("wait_for_upload_port", False):
env.Replace(UPLOAD_PORT=env.WaitForNewSerialPort(before_ports))

if env.subst("$BOARD") == "emonpi":

def _rpi_sysgpio(path, value):
with open(path, "w") as f:
f.write(str(value))

_rpi_sysgpio("/sys/class/gpio/export", 4)
_rpi_sysgpio("/sys/class/gpio/gpio4/direction", "out")
_rpi_sysgpio("/sys/class/gpio/gpio4/value", 1)
sleep(0.1)
_rpi_sysgpio("/sys/class/gpio/gpio4/value", 0)
_rpi_sysgpio("/sys/class/gpio/unexport", 4)
else:
if not upload_options.get("disable_flushing", False):
env.FlushSerialBuffer("$UPLOAD_PORT")

before_ports = get_serialports()

if upload_options.get("use_1200bps_touch", False):
env.TouchSerialPort("$UPLOAD_PORT", 1200)

if upload_options.get("wait_for_upload_port", False):
env.Replace(UPLOAD_PORT=env.WaitForNewSerialPort(before_ports))

env = DefaultEnvironment()

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