def generate_pin_mapping(self, device_target):
pin_mapping = KeyboardPinMapping()
internal_scan_method = device_target.firmware_info.internal_scan_method
pin_mapping.mode = self.mode
pin_mapping.internal_scan_method = internal_scan_method
io_mapper = device_target.get_io_mapper()
pin_mapping.io_mapper = io_mapper
if self.mode == NO_MATRIX:
pass
elif self.mode in [ROW_COL, COL_ROW]:
row_pin_numbers = self.get_row_pin_numbers(io_mapper)
column_pin_numbers = self.get_column_pin_numbers(io_mapper)
pin_mapping.row_pins = row_pin_numbers
pin_mapping.column_pins = column_pin_numbers
pin_mapping.key_number_map = self._generate_key_number_map(
column_pin_numbers)
elif self.mode in [PIN_VCC, PIN_GND]:
# NOTE: The direct wiring pins are treated the same way as column
# pins
direct_pins = io_mapper.get_pin_numbers(self.direct_wiring_pins)
pin_mapping.column_pins = direct_pins
pin_mapping.row_pins = [0] # dummy value
pin_mapping.key_number_map = self._generate_key_number_map(
direct_pins, pin_map=True)
return pin_mapping
def generate_pin_mapping(self, dev_target):
pin_mapping = KeyboardPinMapping()
fw_info = dev_target.firmware_info
pin_mapping.mode = self.mode
pin_mapping.internal_scan_method = fw_info.internal_scan_method
using_basic_scan = (
fw_info.internal_scan_method == MATRIX_SCANNER_INTERNAL_BASIC_SCAN)
pin_mapping.max_rows = fw_info.max_rows
io_mapper = dev_target.get_io_mapper()
pin_mapping.io_mapper = io_mapper
if self.mode == NO_MATRIX:
pass
elif self.mode in [ROW_COL, COL_ROW]:
row_pin_numbers = self.get_row_pin_numbers(io_mapper)
column_pin_numbers = self.get_column_pin_numbers(io_mapper)
if (using_basic_scan and self.mode == ROW_COL):
# ROW_COL method can't use pull-down resistors, so it needs
# treat the columns as rows, and the rows as columns.
# So we swap them here.
(row_pin_numbers, column_pin_numbers) = (column_pin_numbers,
row_pin_numbers)
invert_row_col = True
# Since the internal scan method used by the device is still
# COL_ROW since we are flipping ROWS and COLUMNS here.
pin_mapping.mode = COL_ROW
else:
invert_row_col = False
pin_mapping.row_pins = row_pin_numbers
pin_mapping.column_pins = column_pin_numbers
pin_mapping.key_number_map = self._generate_key_number_map(
column_pin_numbers, invert_row_col=invert_row_col)
elif self.mode in [PIN_VCC, PIN_GND]:
# NOTE: The direct wiring pins are treated the same way as column
# pins
if (using_basic_scan and self.mode == PIN_VCC):
raise KeyplusSettingsError(
"The target device can't support the `pin_vcc` scan method. "
"Using the BASIC_SCAN method it can only support: "
"`pin_gnd`, `col_row` and `row_col`.")
direct_pins = io_mapper.get_pin_numbers(self.direct_wiring_pins)
pin_mapping.column_pins = direct_pins
pin_mapping.row_pins = [0] # dummy value
pin_mapping.key_number_map = self._generate_key_number_map(
direct_pins, use_pin_map=True)
return pin_mapping