diff options
Diffstat (limited to 'decoders')
| -rw-r--r-- | decoders/uart/pd.py | 38 |
1 files changed, 19 insertions, 19 deletions
diff --git a/decoders/uart/pd.py b/decoders/uart/pd.py index effa3c5..3bac6f1 100644 --- a/decoders/uart/pd.py +++ b/decoders/uart/pd.py @@ -56,7 +56,7 @@ TX = 1 # parity bit, the value of the data, and the length of the data (5-9 bits, # usually 8 bits) return True if the parity is correct, False otherwise. # 'none' is _not_ allowed as value for 'parity_type'. -def parity_ok(parity_type, parity_bit, data, num_data_bits): +def parity_ok(parity_type, parity_bit, data, data_bits): if parity_type == 'ignore': return True @@ -100,11 +100,11 @@ class Decoder(srd.Decoder): ) options = ( {'id': 'baudrate', 'desc': 'Baud rate', 'default': 115200}, - {'id': 'num_data_bits', 'desc': 'Data bits', 'default': 8, + {'id': 'data_bits', 'desc': 'Data bits', 'default': 8, 'values': (5, 6, 7, 8, 9)}, - {'id': 'parity_type', 'desc': 'Parity type', 'default': 'none', + {'id': 'parity', 'desc': 'Parity', 'default': 'none', 'values': ('none', 'odd', 'even', 'zero', 'one', 'ignore')}, - {'id': 'num_stop_bits', 'desc': 'Stop bits', 'default': 1.0, + {'id': 'stop_bits', 'desc': 'Stop bits', 'default': 1.0, 'values': (0.0, 0.5, 1.0, 1.5)}, {'id': 'bit_order', 'desc': 'Bit order', 'default': 'lsb-first', 'values': ('lsb-first', 'msb-first')}, @@ -114,9 +114,9 @@ class Decoder(srd.Decoder): 'values': ('yes', 'no')}, {'id': 'invert_tx', 'desc': 'Invert TX?', 'default': 'no', 'values': ('yes', 'no')}, - {'id': 'rx_packet_delimiter', 'desc': 'RX packet delimiter (decimal)', + {'id': 'rx_packet_delim', 'desc': 'RX packet delimiter (decimal)', 'default': -1}, - {'id': 'tx_packet_delimiter', 'desc': 'TX packet delimiter (decimal)', + {'id': 'tx_packet_delim', 'desc': 'TX packet delimiter (decimal)', 'default': -1}, {'id': 'rx_packet_len', 'desc': 'RX packet length', 'default': -1}, {'id': 'tx_packet_len', 'desc': 'TX packet length', 'default': -1}, @@ -215,7 +215,7 @@ class Decoder(srd.Decoder): self.out_python = self.register(srd.OUTPUT_PYTHON) self.out_binary = self.register(srd.OUTPUT_BINARY) self.out_ann = self.register(srd.OUTPUT_ANN) - self.bw = (self.options['num_data_bits'] + 7) // 8 + self.bw = (self.options['data_bits'] + 7) // 8 def metadata(self, key, value): if key == srd.SRD_CONF_SAMPLERATE: @@ -267,7 +267,7 @@ class Decoder(srd.Decoder): def handle_packet(self, rxtx): d = 'rx' if (rxtx == RX) else 'tx' - delim = self.options[d + '_packet_delimiter'] + delim = self.options[d + '_packet_delim'] plen = self.options[d + '_packet_len'] if delim == -1 and plen == -1: return @@ -302,7 +302,7 @@ class Decoder(srd.Decoder): # Return here, unless we already received all data bits. self.cur_data_bit[rxtx] += 1 - if self.cur_data_bit[rxtx] < self.options['num_data_bits']: + if self.cur_data_bit[rxtx] < self.options['data_bits']: return # Convert accumulated data bits to a data value. @@ -329,7 +329,7 @@ class Decoder(srd.Decoder): # Advance to either reception of the parity bit, or reception of # the STOP bits if parity is not applicable. self.state[rxtx] = 'GET PARITY BIT' - if self.options['parity_type'] == 'none': + if self.options['parity'] == 'none': self.state[rxtx] = 'GET STOP BITS' def format_value(self, v): @@ -337,7 +337,7 @@ class Decoder(srd.Decoder): # Reflects the user selected kind of representation, as well as # the number of data bits in the UART frames. - fmt, bits = self.options['format'], self.options['num_data_bits'] + fmt, bits = self.options['format'], self.options['data_bits'] # Assume "is printable" for values from 32 to including 126, # below 32 is "control" and thus not printable, above 127 is @@ -377,8 +377,8 @@ class Decoder(srd.Decoder): def get_parity_bit(self, rxtx, signal): self.paritybit[rxtx] = signal - if parity_ok(self.options['parity_type'], self.paritybit[rxtx], - self.datavalue[rxtx], self.options['num_data_bits']): + if parity_ok(self.options['parity'], self.paritybit[rxtx], + self.datavalue[rxtx], self.options['data_bits']): self.putp(['PARITYBIT', rxtx, self.paritybit[rxtx]]) self.putg([rxtx + 4, ['Parity bit', 'Parity', 'P']]) else: @@ -429,10 +429,10 @@ class Decoder(srd.Decoder): elif state == 'GET DATA BITS': bitnum = 1 + self.cur_data_bit[rxtx] elif state == 'GET PARITY BIT': - bitnum = 1 + self.options['num_data_bits'] + bitnum = 1 + self.options['data_bits'] elif state == 'GET STOP BITS': - bitnum = 1 + self.options['num_data_bits'] - bitnum += 0 if self.options['parity_type'] == 'none' else 1 + bitnum = 1 + self.options['data_bits'] + bitnum += 0 if self.options['parity'] == 'none' else 1 want_num = ceil(self.get_sample_point(rxtx, bitnum)) return {'skip': want_num - self.samplenum} @@ -514,9 +514,9 @@ class Decoder(srd.Decoder): # Determine the number of samples for a complete frame's time span. # A period of low signal (at least) that long is a break condition. frame_samples = 1 # START - frame_samples += self.options['num_data_bits'] - frame_samples += 0 if self.options['parity_type'] == 'none' else 1 - frame_samples += self.options['num_stop_bits'] + frame_samples += self.options['data_bits'] + frame_samples += 0 if self.options['parity'] == 'none' else 1 + frame_samples += self.options['stop_bits'] frame_samples *= self.bit_width self.frame_len_sample_count = ceil(frame_samples) self.break_min_sample_count = self.frame_len_sample_count |