From: Uwe Hermann Date: Wed, 25 Jan 2012 21:25:25 +0000 (+0100) Subject: srd: UART: s/parity/parity_type/. X-Git-Tag: libsigrokdecode-0.1.0~96 X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=ac941bf91b1a4f75ed793ca1547a1bd75bac0a1a;p=libsigrokdecode.git srd: UART: s/parity/parity_type/. --- diff --git a/decoders/uart/uart.py b/decoders/uart/uart.py index a0f915c..7cefe74 100644 --- a/decoders/uart/uart.py +++ b/decoders/uart/uart.py @@ -173,13 +173,13 @@ def parity_ok(parity_type, parity_bit, data, num_data_bits): return parity_bit == 1 # Count number of 1 (high) bits in the data (and the parity bit itself!). - parity = bin(data).count('1') + parity_bit + ones = bin(data).count('1') + parity_bit # Check for odd/even parity. if parity_type == PARITY_ODD: - return (parity % 2) == 1 + return (ones % 2) == 1 elif parity_type == PARITY_EVEN: - return (parity % 2) == 0 + return (ones % 2) == 0 else: raise Exception('Invalid parity type: %d' % parity_type) @@ -203,8 +203,8 @@ class Decoder(srd.Decoder): options = { 'baudrate': ['Baud rate', 115200], 'num_data_bits': ['Data bits', 8], # Valid: 5-9. - 'parity': ['Parity', PARITY_NONE], # TODO: Rename to parity_type. - 'parity_check': ['Check parity', True], # TODO: Bool supported? + 'parity_type': ['Parity type', PARITY_NONE], + 'parity_check': ['Check parity?', True], # TODO: Bool supported? 'num_stop_bits': ['Stop bit(s)', STOP_BITS_1], 'bit_order': ['Bit order', LSB_FIRST], # TODO: Options to invert the signal(s). @@ -341,7 +341,7 @@ class Decoder(srd.Decoder): def get_parity_bit(self, rxtx, signal): # If no parity is used/configured, skip to the next state immediately. - if self.options['parity'] == PARITY_NONE: + if self.options['parity_type'] == PARITY_NONE: self.state[rxtx] = GET_STOP_BITS return @@ -353,7 +353,7 @@ class Decoder(srd.Decoder): self.state[rxtx] = GET_STOP_BITS - if parity_ok(self.options['parity'], self.paritybit[rxtx], + if parity_ok(self.options['parity_type'], self.paritybit[rxtx], self.databyte[rxtx], self.options['num_data_bits']): # TODO: Fix range. self.put(self.samplenum, self.samplenum, self.out_proto, @@ -371,7 +371,7 @@ class Decoder(srd.Decoder): # TODO: Currently only supports 1 stop bit. def get_stop_bits(self, rxtx, signal): # Skip samples until we're in the middle of the stop bit(s). - skip_parity = 0 if self.options['parity'] == PARITY_NONE else 1 + skip_parity = 0 if self.options['parity_type'] == PARITY_NONE else 1 b = self.options['num_data_bits'] + 1 + skip_parity if not self.reached_bit(rxtx, b): return