srd: Add Panasonic PAN1321 decoder (on top of UART).

This is just a first prototype implementation, it's not finished at all.

2 files changed, 96 insertions, 1 deletions

diff --git a/decoders/Makefile.am b/decoders/Makefile.am
index c27d69f..afb6a1b 100644
--- a/decoders/Makefile.am
+++ b/decoders/Makefile.am
@@ -22,14 +22,15 @@ pkgdatadir = $(DECODERS_DIR)
 
 # Please keep this list in alphabetical order.
 dist_pkgdata_DATA = \
+	ddc.py \
 	i2c.py \
 	mx25lxx05d.py \
 	nunchuk.py \
+	pan1321.py \
 	spi.py \
 	srd_usb.py \
 	transitioncounter.py \
 	uart.py \
-	ddc.py
 
 CLEANFILES = *.pyc
 
diff --git a/decoders/pan1321.py b/decoders/pan1321.py
new file mode 100644
index 0000000..edd4162
--- /dev/null
+++ b/decoders/pan1321.py
@@ -0,0 +1,94 @@
+##
+## This file is part of the sigrok project.
+##
+## Copyright (C) 2012 Uwe Hermann <uwe@hermann-uwe.de>
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+##
+
+#
+# TODO
+#
+
+import sigrokdecode
+
+# Annotation feed formats
+ANN_ASCII = 0
+
+# UART 'data' packet type.
+T_DATA = 1
+
+class Decoder(sigrokdecode.Decoder):
+    id = 'pan1321'
+    name = 'Panasonic PAN1321'
+    longname = 'TODO.'
+    desc = 'TODO.'
+    longdesc = 'TODO.'
+    author = 'Uwe Hermann'
+    email = 'uwe@hermann-uwe.de'
+    license = 'gplv2+'
+    inputs = ['uart']
+    outputs = ['pan1321']
+    # probes = [
+    # ]
+    options = {
+    }
+    annotation = [
+        # ANN_ASCII
+        ["ASCII", "TODO: description"],
+    ]
+
+    def __init__(self, **kwargs):
+        # self.out_proto = None
+        self.out_ann = None
+        self.cmd = ''
+
+    def start(self, metadata):
+        # self.out_proto = self.add(sigrokdecode.SRD_OUTPUT_PROTOCOL, 'pan1321')
+        self.out_ann = self.add(sigrokdecode.SRD_OUTPUT_ANNOTATION, 'pan1321')
+
+    def report(self):
+        pass
+
+    def decode(self, ss, es, data):
+        ptype, pdata = data
+
+        # For now, ignore all UART packets except the actual data packets.
+        if ptype != T_DATA:
+            return
+
+        # Append new (ASCII) byte to the current command.
+        self.cmd += chr(pdata)
+
+        # Get packets/bytes until an \r\n sequence is found (end of command).
+        if chr(pdata) != '\n':
+            return
+
+        s = self.cmd
+
+        # FIXME: This is just a quick hack.
+        if s.startswith('AT+JSEC'):
+            pin = s[s.find('\r\n') - 4:len(s) - 2]
+            self.put(ss, es, self.out_ann,
+                     [ANN_ASCII, ['Setting Bluetooth PIN to ' + pin]])
+        elif s.startswith('AT+JSLN'):
+            name = s[s.find(',') + 1:-2]
+            self.put(ss, es, self.out_ann,
+                     [ANN_ASCII, ['Setting Bluetooth name to ' + name]])
+        else:
+            self.put(ss, es, self.out_ann, [ANN_ASCII, ['Unsupported command']])
+
+        self.cmd = ''
+