def __init__(self, mcu, pin_desc, cmd_queue=None, value=0):
self.mcu = mcu
self.oid = mcu.create_oid()
ppins = mcu.get_printer().lookup_object('pins')
pin_params = ppins.lookup_pin(pin_desc)
if pin_params['chip'] is not mcu:
raise ppins.error("Pin %s must be on mcu %s" %
(pin_desc, mcu.get_name()))
mcu.add_config_cmd("config_digital_out oid=%d pin=%s value=%d"
" default_value=%d max_duration=%d" %
(self.oid, pin_params['pin'], value, value, 0))
mcu.register_config_callback(self.build_config)
if cmd_queue is None:
cmd_queue = mcu.alloc_command_queue()
self.cmd_queue = cmd_queue
self.update_pin_cmd = None
def __init__(self, mcu, bus, pin, mode, speed, sw_pins=None):
self.mcu = mcu
self.bus = bus
# Config SPI object (set all CS pins high before spi_set_bus commands)
self.oid = mcu.create_oid()
if pin is None:
mcu.add_config_cmd("config_spi_without_cs oid=%d" % (self.oid, ))
else:
mcu.add_config_cmd("config_spi oid=%d pin=%s" % (self.oid, pin))
# Generate SPI bus config message
if sw_pins is not None:
self.config_fmt = (
"spi_set_software_bus oid=%d"
" miso_pin=%s mosi_pin=%s sclk_pin=%s mode=%d rate=%d" %
(self.oid, sw_pins[0], sw_pins[1], sw_pins[2], mode, speed))
else:
self.config_fmt = (
"spi_set_bus oid=%d spi_bus=%%s mode=%d rate=%d" %
(self.oid, mode, speed))
self.cmd_queue = mcu.alloc_command_queue()
mcu.register_config_callback(self.build_config)
self.spi_send_cmd = self.spi_transfer_cmd = None