2 ## This file is part of the sigrok project.
4 ## Copyright (C) 2012 Uwe Hermann <uwe@hermann-uwe.de>
6 ## This program is free software; you can redistribute it and/or modify
7 ## it under the terms of the GNU General Public License as published by
8 ## the Free Software Foundation; either version 2 of the License, or
9 ## (at your option) any later version.
11 ## This program is distributed in the hope that it will be useful,
12 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
13 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 ## GNU General Public License for more details.
16 ## You should have received a copy of the GNU General Public License
17 ## along with this program; if not, write to the Free Software
18 ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 # Panasonic PAN1321 Bluetooth module protocol decoder
23 import sigrokdecode as srd
29 class Decoder(srd.Decoder):
33 longname = 'Panasonic PAN1321'
34 desc = 'Bluetooth RF module with Serial Port Profile (SPP).'
42 ['Text', 'Human-readable text'],
45 def __init__(self, **kwargs):
49 def start(self, metadata):
50 # self.out_proto = self.add(srd.OUTPUT_PROTO, 'pan1321')
51 self.out_ann = self.add(srd.OUTPUT_ANN, 'pan1321')
57 self.put(self.ss_block, self.es_block, self.out_ann, data)
59 def handle_host_command(self, rxtx, s):
60 if s.startswith('AT+JSEC'):
62 self.putx([0, ['Host set the Bluetooth PIN to ' + pin]])
63 elif s.startswith('AT+JSLN'):
64 name = s[s.find(',') + 1:]
65 self.putx([0, ['Host set the Bluetooth name to ' + name]])
67 self.putx([0, ['Host sent unsupported command: %s' % s]])
70 def handle_device_reply(self, rxtx, s):
72 self.putx([0, ['Device initialized correctly']])
74 self.putx([0, ['Device acknowledged last command']])
75 elif s.startswith('ERR'):
76 error = s[s.find('=') + 1:]
77 self.putx([0, ['Device sent error code ' + error]])
79 self.putx([0, ['Device sent an unknown reply: %s' % s]])
82 def decode(self, ss, es, data):
83 ptype, rxtx, pdata = data
85 # For now, ignore all UART packets except the actual data packets.
89 # If this is the start of a command/reply, remember the start sample.
90 if self.cmd[rxtx] == '':
93 # Append a new (ASCII) byte to the currently built/parsed command.
94 self.cmd[rxtx] += chr(pdata)
96 # Get packets/bytes until an \r\n sequence is found (end of command).
97 if self.cmd[rxtx][-1:] != '\n':
100 # Handle host commands and device replies.
101 # We remove trailing \r\n from the strings before handling them.
104 self.handle_device_reply(rxtx, self.cmd[rxtx][:-2])
107 self.handle_host_command(rxtx, self.cmd[rxtx][:-2])
109 raise Exception('Invalid rxtx value: %d' % rxtx)