ADPCM/PCM SERIAL INTERFACE TIMING DIAGRAMS
FST (FSR)
BCLKT (BCLKR)
DT
1 2 3 4 5 6 78
DR DON’T CARE 1 2 3 4 5 6 7 8
DON’T CARE
Figure 1. Long Frame Sync (64 kbps PCM Data Timing)
FST (FSR)
BCLKT (BCLKR)
DT
1 2 34
DR DON’T CARE 1 2 3 4
DON’T CARE
Figure 2. Long Frame Sync (32 kbps ADPCM Data Timing)
FST (FSR)
BCLKT (BCLKR)
DT
1 23
DR DON’T CARE 1 2 3
DON’T CARE
Figure 3. Long Frame Sync (24 kbps ADPCM Data Timing)
FST (FSR)
BCLKT (BCLKR)
DT
12
DR DON’T CARE 1 2
DON’T CARE
Figure 4. Long Frame Sync (16 kbps ADPCM Data Timing)
MC14LC5540
6
MOTOROLA