MSM82C51A Просмотр технического описания (PDF) - Oki Electric Industry
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MSM82C51A Datasheet PDF : 27 Pages
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Write Data Cycle (CPU Æ USART)
TXRDY
WR
DATA IN (D. B.)
C/D
Don't Care
CS
Read Data Cycle (CPU ¨ USART)
RXRDY
RD
DATA OUT (D. B.)
C/D
CS
Data Float
MSM82C51A-2RS/GS/JS
tWW tTXRDY Clear
tDW
tWD
Data Stable
tAW
tWA
tAW
tWA
Don't Care
tRXRDY Clear
tRR
tRD
Data Out Active
tDF
Data Float
tAR
tRA
tAR
tRA
Write Control or Output Port Cycle (CPU Æ USART)
DTR. RTS
WR
DATA IN
(D. B.)
C/D
CS
Don't Care
tWW
tWC
tDW
tWD
Data Stable
Don't Care
tAW
tWA
tAW
tWA
Read Control or Input Port Cycle (CPU ¨ USART)
DSR. CTS
RD
DATA OUT
(D. B.)
C/D
CS
tCR
Data Float
tAR
tAR
tRR
tRD
Data Out Active
tDF
Data Float
tRA
tRA
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