AM186EM Datasheet, PDF (49/98 Pages) List of Unclassifed Manufacturers – MICROCONTROLLER BLOCK DIAGRAM

PRELIMINARY
PB=0
PB=1
DR/DT=0 DR/DT=0
PB=0
PB=1
DR/DT=1 DR/DT=0
PB=0
PB=1
DR/DT=1 DR/DT=0
PB=0
PB=0
DR/DT=1 DR/DT=0
SDEN
SCLK
SDATA
Poll SSS for
PB=0
Write to SSD
Write to SSC,
bit DE=1
Write to SSD
Poll SSS for
PB=0
Write to SSD
Poll SSS for
PB=0
Write to SSC,
bit DE=0
Figure 11. Synchronous Serial Interface Multiple Write
PB=0
DR/DT=0
PB=1
DR/DT=0
PB=0
DR/DT=1
PB=1
DR/DT=0
PB=0
DR/DT=1
PB=1
DR/DT=0
PB=0
PB=0
DR/DT=1 DR/DT=0
SDEN
SCLK
SDATA
Poll SSS for
PB=0
Write to SSD
Write to SSC,
bit DE=1
Poll SSS for
PB=0
Read from SSR
(dummy)
Read from
SSR
Poll SSS for
PB=0
Write to SSC,
bit DE=0 _{Read from SSR}
Figure 12. Synchronous Serial Interface Multiple Read
Am186/188EM and Am186/188EMLV Microcontrollers
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