def _sub_regs(self, bits_count, bits_size=1, fmt=None):
if fmt is None:
fmt = 'e{:02}'
return {
fmt.format(i): registers_tree.SubReg(i * bits_size, bits_count)
for i in range(self.elec_count)
}
def _sub_regs(self, bits_count, bits_size=1, fmt=None):
if fmt is None:
fmt = 'e{}'
return {
fmt.format(i): registers_tree.SubReg(i * bits_size, bits_count)
for i in self._ELECTRODES_RANGE
}
def __init__(self, dev, elec_count=12):
self._configured = False
self._dev = dev
self.elec_count = elec_count
self.regs = registers_tree.Registers(
'mpr121_registers',
self._dev,
touch_status=registers_tree.Register(
0x00,
16,
0,
eleprox=registers_tree.SubReg(12, 1),
ovcf=registers_tree.SubReg(15, 1),
**self._sub_regs(1)),
oor_status=registers_tree.Register(
0x02,
16,
0,
eleprox=registers_tree.SubReg(12, 1),
acff=registers_tree.SubReg(14, 1),
arff=registers_tree.SubReg(15, 1),
**self._sub_regs(1)),
electrode_value=registers_tree.Register(
0x04,
208,
0,
eleprox=registers_tree.SubReg(192, 10),
**self._sub_regs(10, 16)),
baseline_value=registers_tree.Register(
0x1E,
104,
0,
eleprox=registers_tree.SubReg(96, 8),
**self._sub_regs(8, 8)),
baseline_filters=registers_tree.Register(
0x2B,
88,
0,
write_hook=self._reg_write_hook,
rising_mhd=registers_tree.SubReg(0, 6),
rising_nhd=registers_tree.SubReg(8, 6),
rising_ncl=registers_tree.SubReg(16, 8),
rising_fdl=registers_tree.SubReg(24, 8),
falling_mhd=registers_tree.SubReg(32, 6),
falling_nhd=registers_tree.SubReg(40, 6),
falling_ncl=registers_tree.SubReg(48, 8),
falling_fdl=registers_tree.SubReg(56, 8),
touched_nhd=registers_tree.SubReg(64, 6),
touched_ncl=registers_tree.SubReg(72, 8),
touched_fdl=registers_tree.SubReg(80, 8)),
eleprox_baseline_filters=registers_tree.Register(
0x36,
88,
0,
rising_mhd=registers_tree.SubReg(0, 6),
rising_nhd=registers_tree.SubReg(8, 6),
rising_ncl=registers_tree.SubReg(16, 8),
rising_fdl=registers_tree.SubReg(24, 8),
falling_mhd=registers_tree.SubReg(32, 6),
falling_nhd=registers_tree.SubReg(40, 6),
falling_ncl=registers_tree.SubReg(48, 8),
falling_fdl=registers_tree.SubReg(56, 8),
touched_nhd=registers_tree.SubReg(64, 6),
touched_ncl=registers_tree.SubReg(72, 8),
touched_fdl=registers_tree.SubReg(80, 8)),
electrode_threshold=registers_tree.Register(
0x41,
208,
0,
write_hook=self._reg_write_hook,
eleprox_touch=registers_tree.SubReg(192, 8),
eleprox_release=registers_tree.SubReg(200, 8),
**self._sub_regs(8, 16, 'e{:02}_touch'),
**self._sub_regs(8, 16, 'e{:02}_release')),
debounce=registers_tree.Register(0x5B,
8,
0,
write_hook=self._reg_write_hook,
touch=registers_tree.SubReg(0, 3),
release=registers_tree.SubReg(
4, 3)),
afe_configuration=registers_tree.Register(
0x5C,
16,
0x2410,
write_hook=self._reg_write_hook,
cdc=registers_tree.SubReg(0, 6),
ffi=registers_tree.SubReg(6, 2),
esi=registers_tree.SubReg(8, 3),
sfi=registers_tree.SubReg(11, 2),
cdt=registers_tree.SubReg(13, 3)),
electrode_configuration=registers_tree.Register(
0x5E,
8,
0,
ele=registers_tree.SubReg(0, 4),
eleprox=registers_tree.SubReg(4, 2),
cl=registers_tree.SubReg(6, 2)),
electrode_current=registers_tree.Register(
0x5F,
104,
0,
write_hook=self._reg_write_hook,
eleprox=registers_tree.SubReg(96, 6),
**self._sub_regs(6, 8)),
gpio=registers_tree.Register(
0x73,
64,
0,
control=registers_tree.SubReg(0, 16),
data=registers_tree.SubReg(16, 8),
direction=registers_tree.SubReg(24, 8),
enable=registers_tree.SubReg(32, 8),
data_set=registers_tree.SubReg(40, 8),
data_clear=registers_tree.SubReg(48, 8),
data_toggle=registers_tree.SubReg(56, 8)),
auto_configuration=registers_tree.Register(
0x7B,
40,
0,
write_hook=self._reg_write_hook,
ace=registers_tree.SubReg(0, 1),
are=registers_tree.SubReg(1, 1),
bva=registers_tree.SubReg(2, 2),
retry=registers_tree.SubReg(4, 2),
afes=registers_tree.SubReg(6, 2),
acfie=registers_tree.SubReg(8, 1),
arfie=registers_tree.SubReg(9, 1),
oorie=registers_tree.SubReg(10, 1),
scts=registers_tree.SubReg(15, 1),
usl=registers_tree.SubReg(16, 8),
lsl=registers_tree.SubReg(24, 8),
tl=registers_tree.SubReg(32, 8)))