UPD8255A ,Programmable Peripheral InterfacePin Configuration
SSA
PROGRAMMABLE
PERIPHERAL INTERFACE
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83-0 ..
UPD8255A-5 , PROGRAMMABLE PERIPHERAL INTERFACE
UPD8255AC-2 ,5MHz; V(cc): -0.5 to +7V; programmable peripheral interfacePin Configuration
SSA
PROGRAMMABLE
PERIPHERAL INTERFACE
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In
In
N
a
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n.
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83-0 ..
UPD8255AC-5 ,4MHz; V(cc): -0.5 to +7V; programmable peripheral interfaceNEC
NEC Electronics Inc.
Description
The pPD8255A-2 and pPD8255A-5 are general purpose
pr ..
UPD8257 ,Programmable DMA ControllerPin Configuration
IIOR I 1 40 I Ar
iiW; I 2 39 I As
'tTerm I 3 38 I As
MEMW I 4 37 I A.
MARK ..
UPD8259AC ,Programmable Interrupt ControllerPin Configuration
83m2777A
Pin Identification
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No. Symbol Function
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UPD8255A
