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author | Uwe Hermann <uwe@hermann-uwe.de> | 2019-08-06 21:42:07 +0200 |
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committer | Uwe Hermann <uwe@hermann-uwe.de> | 2019-08-23 12:24:20 +0200 |
commit | 5e82e3c666ac2180d6b9a1e67eed25693de0c6ef (patch) | |
tree | 69cc2169f327457c3ec0cd1fb0afe68889ef2b19 | |
parent | 739b654a10c34065c021f0bb1152e3a47c8b3b7d (diff) | |
download | libsigrokdecode-5e82e3c666ac2180d6b9a1e67eed25693de0c6ef.tar.gz libsigrokdecode-5e82e3c666ac2180d6b9a1e67eed25693de0c6ef.zip |
mrf24j40: Add TX retries/fails and CCAFAIL support.
-rw-r--r-- | decoders/mrf24j40/pd.py | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/decoders/mrf24j40/pd.py b/decoders/mrf24j40/pd.py index 58d3dfd..db3ca98 100644 --- a/decoders/mrf24j40/pd.py +++ b/decoders/mrf24j40/pd.py @@ -40,6 +40,11 @@ class Decoder(srd.Decoder): ('warning', 'Warnings'), ('tx-frame', 'TX frame'), ('rx-frame', 'RX frame'), + ('tx-retry-1', '1x TX retry'), + ('tx-retry-2', '2x TX retry'), + ('tx-retry-3', '3x TX retry'), + ('tx-fail', 'TX fail (too many retries)'), + ('ccafail', 'CCAFAIL (channel busy)'), ) annotation_rows = ( ('read', 'Read', (0, 2)), @@ -47,6 +52,11 @@ class Decoder(srd.Decoder): ('warnings', 'Warnings', (4,)), ('tx-frames', 'TX frames', (5,)), ('rx-frames', 'RX frames', (6,)), + ('tx-retries-1', '1x TX retries', (7,)), + ('tx-retries-2', '2x TX retries', (8,)), + ('tx-retries-3', '3x TX retries', (9,)), + ('tx-fails', 'TX fails', (10,)), + ('ccafails', 'CCAFAILs', (11,)), ) def __init__(self): @@ -93,6 +103,16 @@ class Decoder(srd.Decoder): self.putx([1, ['%s: %#x' % (reg_desc, self.mosi_bytes[1])]]) else: self.putx([0, ['%s: %#x' % (reg_desc, self.miso_bytes[1])]]) + numretries = (self.miso_bytes[1] & 0xc0) >> 6 + if reg_desc == 'TXSTAT' and numretries > 0: + txfail = 1 if ((self.miso_bytes[1] & (1 << 0)) != 0) else 0 + idx = 6 + numretries + txfail + if txfail: + self.putx([idx, ['TX fail (>= 4 retries)', 'TX fail']]) + else: + self.putx([idx, ['TX retries: %d' % numretries]]) + if reg_desc == 'TXSTAT' and (self.miso_bytes[1] & (1 << 5)) != 0: + self.putx([11, ['CCAFAIL (channel busy)', 'CCAFAIL']]) def handle_long(self): dword = self.mosi_bytes[0] << 8 | self.mosi_bytes[1] |