desc = 'HDMI Consumer Electronics Control (CEC) protocol.'
license = 'gplv2+'
inputs = ['logic']
- outputs = ['cec']
+ outputs = []
+ tags = ['Display', 'PC']
channels = (
{'id': 'cec', 'name': 'CEC', 'desc': 'CEC bus data'},
)
('eom-1', 'Message continued'),
('nack', 'ACK not set'),
('ack', 'ACK set'),
- ('bits', 'Bits'),
- ('bytes', 'Bytes'),
- ('frames', 'Frames'),
- ('sections', 'Sections'),
- ('warnings', 'Warnings')
+ ('bit', 'Bit'),
+ ('byte', 'Byte'),
+ ('frame', 'Frame'),
+ ('section', 'Section'),
+ ('warning', 'Warning')
)
annotation_rows = (
('bits', 'Bits', (0, 1, 2, 3, 4, 5)),
return
i = 0
- str = ''
+ string = ''
while i < len(self.cmd_bytes):
- str += '{:02x}'.format(self.cmd_bytes[i]['val'])
+ string += '{:02x}'.format(self.cmd_bytes[i]['val'])
if i != (len(self.cmd_bytes) - 1):
- str += ':'
+ string += ':'
i += 1
- self.put(self.frame_start, self.frame_end, self.out_ann, [7, [str]])
+ self.put(self.frame_start, self.frame_end, self.out_ann, [7, [string]])
i = 0
operands = 0
- str = ''
+ string = ''
while i < len(self.cmd_bytes):
if i == 0: # Parse header
(src, dst) = decode_header(self.cmd_bytes[i]['val'])
- str = 'HDR: ' + src + ', ' + dst
+ string = 'HDR: ' + src + ', ' + dst
elif i == 1: # Parse opcode
- str += ' | OPC: ' + opcodes.get(self.cmd_bytes[i]['val'], 'Invalid')
+ string += ' | OPC: ' + opcodes.get(self.cmd_bytes[i]['val'], 'Invalid')
else: # Parse operands
if operands == 0:
- str += ' | OPS: '
+ string += ' | OPS: '
operands += 1
- str += '0x{:02x}'.format(self.cmd_bytes[i]['val'])
+ string += '0x{:02x}'.format(self.cmd_bytes[i]['val'])
if i != len(self.cmd_bytes) - 1:
- str += ', '
+ string += ', '
i += 1
# Header only commands are PINGS
if i == 1:
- str += ' | OPC: PING' if self.eom else ' | OPC: NONE. Aborted cmd'
+ string += ' | OPC: PING' if self.eom else ' | OPC: NONE. Aborted cmd'
# Add extra information (ack of the command from the destination)
- str += ' | R: NACK' if is_nack else ' | R: ACK'
+ string += ' | R: NACK' if is_nack else ' | R: ACK'
- self.put(self.frame_start, self.frame_end, self.out_ann, [8, [str]])
+ self.put(self.frame_start, self.frame_end, self.out_ann, [8, [string]])
def process(self):
zero_time = ((self.rise - self.fall_start) / self.samplerate) * 1000.0