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bugfixes for CRC check and first frame

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DJ2LS 2020-12-31 10:25:45 +01:00 committed by GitHub
parent 616b78ea0c
commit fbf2eb4c19
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1 changed files with 8 additions and 6 deletions
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14
arq.py
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@ -89,12 +89,14 @@ def data_received(data_in):
complete_frame = complete_frame + static.ARQ_RX_FRAME_BUFFER[frame]
# -------- DETECT IF WE ALREADY RECEIVED A FRAME HEADER THEN SAVE DATA TO GLOBALS
if burst_total_payload[4:6].startswith(b'\xAA\xAA'):
#if burst_total_payload[4:6].startswith(b'\xAA\xAA'):
if complete_frame[4:6].startswith(b'\xAA\xAA') or burst_total_payload[4:6].startswith(b'\xAA\xAA'):
#print("DAS IST DER ERSTE BURST MIT BOF!!!")
#print("FRAME BURSTS = " + str(burst_total_payload[:2]))
#print("FRAME CRC = " + str(burst_total_payload[2:4]))
static.FRAME_CRC = burst_total_payload[2:4]
static.ARQ_RX_FRAME_N_BURSTS = int.from_bytes(bytes(burst_total_payload[:2]), "big")
#print("FRAME BURSTS = " + str(complete_frame[:2]))
#print("FRAME CRC = " + str(complete_frame[2:4]))
static.FRAME_CRC = complete_frame[2:4]
static.ARQ_RX_FRAME_N_BURSTS = int.from_bytes(bytes(complete_frame[:2]), "big")
# -------- DETECT IF WE HAVE ALREADY RECEIVED THE LAST FRAME
#if burst_total_payload.rstrip(b'\x00').endswith(b'\xFF\xFF'):
@ -327,4 +329,4 @@ def n_frames_per_burst(len_data):
n_frames_per_burst = 2
return n_frames_per_burst
return n_frames_per_burst