AM186ER-25KCW AMD [Advanced Micro Devices], AM186ER-25KCW Datasheet - Page 58

• Manufacturer Part Number: AM186ER-25KCW
• Description: High-Performance, 80C186- and 80C188-Compatible, 16-Bit Embedded Microcontrollers with RAM
• Manufacturer: AMD [Advanced Micro Devices]

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SDEN1 or
SDEN0
SCLK
SDATA
SDEN1 or
SDEN0
SCLK
SDATA
Write to SSC,
bit DE=1
PB=0
DR/DT=0
PB=0
DR/DT=0
Write to SSC,
bit DE=1
Write to SSD
Write to SSD
PB=1
DR/DT=0
PB=1
DR/DT=0
Poll SSS for
PB=0
Am186
Poll SSS for
PB=0
Figure 14. Synchronous Serial Interface Multiple Write
Figure 15. Synchronous Serial Interface Multiple Read
PB=0
DR/DT=1
TM
PB=0
DR/DT=1
ER and Am188
Read from SSR
(dummy)
Write to SSD
PB=1
DR/DT=0
PB=1
DR/DT=0
TM
ER Microcontrollers Data Sheet
Poll SSS for
PB=0
Poll SSS for
PB=0
PB=0
DR/DT=1
PB=0
DR/DT=1
Read from
SSR
Write to SSD
PB=1
DR/DT=0
PB=1
DR/DT=0
Write to SSC,
bit DE=0
Poll SSS for
PB=0
Poll SSS for
PB=0
PB=0
DR/DT=1
PB=0
DR/DT=1
Read from SSR
Write to SSC, bit
DE=0
PB=0
DR/DT=0
PB=0
DR/DT=0