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sx1509: Wrap code to 80 columns 

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2019-02-27 14:22:40 -05:00
parent adc4af2fc4
commit f13c5d4cdb
1 changed files with 14 additions and 8 deletions
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22
klippy/extras/sx1509.py
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@ -37,7 +37,8 @@ class SX1509(object):
self._last_clock = 0
self._freq = 400000 # Fixed frequency for SX1509
# Set up registers default values
self.reg_dict = {REG_DIR : 0xFFFF, REG_DATA : 0, REG_PULLUP : 0, REG_PULLDOWN : 0,
self.reg_dict = {REG_DIR : 0xFFFF, REG_DATA : 0,
REG_PULLUP : 0, REG_PULLDOWN : 0,
REG_INPUT_DISABLE : 0, REG_ANALOG_DRIVER_ENABLE : 0}
self.reg_i_on_dict = {reg : 0 for reg in REG_I_ON}
def _build_config(self):
@ -50,11 +51,13 @@ class SX1509(object):
self._mcu.add_config_cmd("i2c_write oid=%d data=%02x%02x" % (
self._oid, REG_RESET, 0x34))
# Enable Oscillator
self._mcu.add_config_cmd("i2c_modify_bits oid=%d reg=%02x clear_set_bits=%02x%02x" % (
self._oid, REG_CLOCK, 0, (1 << 6)))
self._mcu.add_config_cmd("i2c_modify_bits oid=%d reg=%02x"
" clear_set_bits=%02x%02x" % (
self._oid, REG_CLOCK, 0, (1 << 6)))
# Setup Clock Divider
self._mcu.add_config_cmd("i2c_modify_bits oid=%d reg=%02x clear_set_bits=%02x%02x" % (
self._oid, REG_MISC, 0, (1 << 4)))
self._mcu.add_config_cmd("i2c_modify_bits oid=%d reg=%02x"
" clear_set_bits=%02x%02x" % (
self._oid, REG_MISC, 0, (1 << 4)))
# Transfer all regs with their initial cached state
for _reg, _data in self.reg_dict.iteritems():
self._mcu.add_config_cmd("i2c_write oid=%d data=%02x%04x" % (
@ -95,7 +98,8 @@ class SX1509(object):
data = [reg & 0xFF]
if reg in self.reg_dict:
# Word
data += [(self.reg_dict[reg] >> 8) & 0xFF, self.reg_dict[reg] & 0xFF]
data += [(self.reg_dict[reg] >> 8) & 0xFF,
self.reg_dict[reg] & 0xFF]
elif reg in self.reg_i_on_dict:
# Byte
data += [self.reg_i_on_dict[reg] & 0xFF]
@ -168,7 +172,8 @@ class SX1509_pwm(object):
self._sx1509.set_bits_in_register(REG_INPUT_DISABLE, self._bitmask)
self._sx1509.clear_bits_in_register(REG_PULLUP, self._bitmask)
self._sx1509.clear_bits_in_register(REG_DIR, self._bitmask)
self._sx1509.set_bits_in_register(REG_ANALOG_DRIVER_ENABLE, self._bitmask)
self._sx1509.set_bits_in_register(REG_ANALOG_DRIVER_ENABLE,
self._bitmask)
self._sx1509.clear_bits_in_register(REG_DATA, self._bitmask)
def _build_config(self):
if not self._hardware_pwm:
@ -176,7 +181,8 @@ class SX1509_pwm(object):
if self._max_duration:
raise pins.error("SX1509 pins are not suitable for heaters")
# Send initial value
self._sx1509.set_register(self._i_on_reg, ~int(255 * self._start_value) & 0xFF)
self._sx1509.set_register(self._i_on_reg,
~int(255 * self._start_value) & 0xFF)
self._mcu.add_config_cmd("i2c_write oid=%d data=%02x%02x" % (
self._sx1509.get_oid(),
self._i_on_reg,