2 ## This file is part of the libsigrokdecode project.
4 ## Copyright (C) 2012-2013 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 (verbose)', 'Human-readable text (verbose)'],
43 ['Text', 'Human-readable text'],
44 ['Warnings', 'Human-readable warnings'],
47 def __init__(self, **kwargs):
51 def start(self, metadata):
52 # self.out_proto = self.add(srd.OUTPUT_PROTO, 'pan1321')
53 self.out_ann = self.add(srd.OUTPUT_ANN, 'pan1321')
59 self.put(self.ss_block, self.es_block, self.out_ann, data)
61 def handle_host_command(self, rxtx, s):
62 if s.startswith('AT+JPRO'):
63 p = s[s.find('=') + 1:]
64 if p not in ('0', '1'):
65 self.putx([2, ['Warning: Invalid JPRO parameter "%s"' % p]])
67 onoff = 'off' if (p == '0') else 'on'
68 x = 'Leaving' if (p == '0') else 'Entering'
69 self.putx([0, ['%s production mode' % x]])
70 self.putx([1, ['Production mode = %s' % onoff]])
71 elif s.startswith('AT+JRES'):
72 if s != 'AT+JRES': # JRES has no params.
73 self.putx([2, ['Warning: Invalid JRES usage.']])
75 self.putx([0, ['Triggering a software reset']])
76 self.putx([1, ['Reset']])
77 elif s.startswith('AT+JSEC'):
79 self.putx([0, ['Host set the Bluetooth PIN to "' + pin + '"']])
80 self.putx([1, ['PIN = ' + pin]])
81 elif s.startswith('AT+JSLN'):
82 name = s[s.find(',') + 1:]
83 self.putx([0, ['Host set the Bluetooth name to "' + name + '"']])
84 self.putx([1, ['BT name = ' + name]])
86 self.putx([0, ['Host sent unsupported command: %s' % s]])
87 self.putx([1, ['Unsupported command: %s' % s]])
89 def handle_device_reply(self, rxtx, s):
91 self.putx([0, ['Device initialized correctly']])
92 self.putx([1, ['Init']])
94 self.putx([0, ['Device acknowledged last command']])
95 self.putx([1, ['ACK']])
96 elif s.startswith('ERR'):
97 error = s[s.find('=') + 1:]
98 self.putx([0, ['Device sent error code ' + error]])
99 self.putx([1, ['ERR = ' + error]])
101 self.putx([0, ['Device sent an unknown reply: %s' % s]])
102 self.putx([1, ['Unknown reply: %s' % s]])
104 def decode(self, ss, es, data):
105 ptype, rxtx, pdata = data
107 # For now, ignore all UART packets except the actual data packets.
111 # If this is the start of a command/reply, remember the start sample.
112 if self.cmd[rxtx] == '':
115 # Append a new (ASCII) byte to the currently built/parsed command.
116 self.cmd[rxtx] += chr(pdata)
118 # Get packets/bytes until an \r\n sequence is found (end of command).
119 if self.cmd[rxtx][-2:] != '\r\n':
122 # Handle host commands and device replies.
123 # We remove trailing \r\n from the strings before handling them.
126 self.handle_device_reply(rxtx, self.cmd[rxtx][:-2])
128 self.handle_host_command(rxtx, self.cmd[rxtx][:-2])
130 raise Exception('Invalid rxtx value: %d' % rxtx)