diff options
Diffstat (limited to 'decoders/adf435x/pd.py')
| -rw-r--r-- | decoders/adf435x/pd.py | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/decoders/adf435x/pd.py b/decoders/adf435x/pd.py index 3cc74b6..e3d51a9 100644 --- a/decoders/adf435x/pd.py +++ b/decoders/adf435x/pd.py @@ -86,6 +86,7 @@ regs = { } ANN_REG = 0 +ANN_WARN = 1 class Decoder(srd.Decoder): api_version = 3 @@ -100,9 +101,11 @@ class Decoder(srd.Decoder): annotations = ( # Sent from the host to the chip. ('write', 'Register write'), + ('warning', "Warnings"), ) annotation_rows = ( ('writes', 'Register writes', (ANN_REG,)), + ('warnings', 'Warnings', (ANN_WARN,)), ) def __init__(self): @@ -110,6 +113,7 @@ class Decoder(srd.Decoder): def reset(self): self.bits = [] + self.packet_start = 0 def start(self): self.out_ann = self.register(srd.OUTPUT_ANN) @@ -140,7 +144,14 @@ class Decoder(srd.Decoder): field_descs = regs[reg_value] for field_desc in field_descs: field = self.decode_field(*field_desc) + else: + error = "Frame error: Wrong number of bits: got %d expected 32" % len(self.bits) + self.put(self.packet_start, es, self.out_ann, [ANN_WARN, [error, 'Frame error']]) self.bits = [] + else: + # Start of a new register write packet + self.packet_start = ss + if ptype == 'BITS': _, mosi_bits, miso_bits = data self.bits = mosi_bits + self.bits |