OKI Semiconductor
I/O CIRCUITS
VDD
P
N
Applied to pins SSR, CSR,
S/P, and BE
VDD
P
N
Applied to pins T1, T2, and T3
PEDL9044A-04
ML9044A-xxA/xxB
VDD
VDD
P
N
Applied to pins R/W, RS1, and RS0
Applied to pin E
At serial I/F : “0”
At parallel I/F : “1”
Applied to pin SI
At serial I/F : “1” (CS = “0”)
: “0” (CS = “1”)
At parallel I/F : “0”
Applied to pin SHT
At serial I/F : “1” (CS = “1”)
: “0” (CS = “0”)
At parallel I/F : “1”
Applied to pin CS
At serial I/F : “0”
At parallel I/F : “1”
VDD
P
VDD
P
VDD
N
P
N
Applied to pins DB0 to DB7
Output Enable signal
VDD
VDD
PP
N
Output Enable signal
Applied to pin SO
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