## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
##
-#
# Panasonic PAN1321 Bluetooth module protocol decoder
-#
-# TODO
-#
import sigrokdecode as srd
-# Annotation feed formats
-ANN_ASCII = 0
-
-# UART 'data' packet type.
-T_DATA = 1
-
# ...
RX = 0
TX = 1
id = 'pan1321'
name = 'PAN1321'
longname = 'Panasonic PAN1321'
- desc = 'TODO.'
- longdesc = 'TODO.'
+ desc = 'Bluetooth RF module with Serial Port Profile (SPP).'
license = 'gplv2+'
inputs = ['uart']
outputs = ['pan1321']
probes = []
+ optional_probes = []
options = {}
annotations = [
- ['ASCII', 'TODO: description'],
+ ['Text (verbose)', 'Human-readable text (verbose)'],
+ ['Text', 'Human-readable text'],
]
def __init__(self, **kwargs):
self.cmd = ['', '']
+ self.ss_block = None
def start(self, metadata):
# self.out_proto = self.add(srd.OUTPUT_PROTO, 'pan1321')
def report(self):
pass
- def handle_host_command(self, ss, es, rxtx, s):
+ def putx(self, data):
+ self.put(self.ss_block, self.es_block, self.out_ann, data)
+
+ def handle_host_command(self, rxtx, s):
if s.startswith('AT+JSEC'):
- pin = s[s.find('\r\n') - 4:len(s) - 2]
- self.put(ss, es, self.out_ann,
- [ANN_ASCII, ['Host set the Bluetooth PIN to ' + pin]])
+ pin = s[-4:]
+ self.putx([0, ['Host set the Bluetooth PIN to ' + pin]])
+ self.putx([1, ['PIN = ' + pin]])
elif s.startswith('AT+JSLN'):
- name = s[s.find(',') + 1:-2]
- self.put(ss, es, self.out_ann,
- [ANN_ASCII, ['Host set the Bluetooth name to ' + name]])
+ name = s[s.find(',') + 1:]
+ self.putx([0, ['Host set the Bluetooth name to ' + name]])
+ self.putx([1, ['BT name = ' + name]])
else:
- self.put(ss, es, self.out_ann,
- [ANN_ASCII, ['Host sent unsupported command']])
+ self.putx([0, ['Host sent unsupported command: %s' % s]])
+ self.putx([1, ['Unsupported command: %s' % s]])
self.cmd[rxtx] = ''
- def handle_device_reply(self, ss, es, rxtx, s):
- if s == 'ROK\r\n':
- self.put(ss, es, self.out_ann,
- [ANN_ASCII, ['Device initialized correctly']])
- elif s == 'OK\r\n':
- self.put(ss, es, self.out_ann,
- [ANN_ASCII, ['Device acknowledged last command']])
+ def handle_device_reply(self, rxtx, s):
+ if s == 'ROK':
+ self.putx([0, ['Device initialized correctly']])
+ self.putx([1, ['Init']])
+ elif s == 'OK':
+ self.putx([0, ['Device acknowledged last command']])
+ self.putx([1, ['ACK']])
elif s.startswith('ERR'):
error = s[s.find('=') + 1:]
- self.put(ss, es, self.out_ann,
- [ANN_ASCII, ['Device sent error code ' + error]])
+ self.putx([0, ['Device sent error code ' + error]])
+ self.putx([1, ['ERR = ' + error]])
else:
- self.put(ss, es, self.out_ann,
- [ANN_ASCII, ['Device sent an unknown reply']])
+ self.putx([0, ['Device sent an unknown reply: %s' % s]])
+ self.putx([1, ['Unknown reply: %s' % s]])
self.cmd[rxtx] = ''
def decode(self, ss, es, data):
ptype, rxtx, pdata = data
# For now, ignore all UART packets except the actual data packets.
- if ptype != T_DATA:
+ if ptype != 'DATA':
return
+ # If this is the start of a command/reply, remember the start sample.
+ if self.cmd[rxtx] == '':
+ self.ss_block = ss
+
# Append a new (ASCII) byte to the currently built/parsed command.
self.cmd[rxtx] += chr(pdata)
return
# Handle host commands and device replies.
+ # We remove trailing \r\n from the strings before handling them.
if rxtx == RX:
- self.handle_device_reply(ss, es, rxtx, self.cmd[rxtx])
+ self.es_block = es
+ self.handle_device_reply(rxtx, self.cmd[rxtx][:-2])
elif rxtx == TX:
- self.handle_host_command(ss, es, rxtx, self.cmd[rxtx])
+ self.es_block = es
+ self.handle_host_command(rxtx, self.cmd[rxtx][:-2])
else:
- pass # TODO: Error.
+ raise Exception('Invalid rxtx value: %d' % rxtx)