HD404369 Datasheet, PDF (47/117 Pages) Hitachi Semiconductor – 4-bit HMCS400-Series microcomputer

HD404369 Series
Table 22 Circuit Configuration of I/O Pins
I/O Pin Type
Circuit
Input/output pins
V_CC
V_CC
Pull-up control signal
Buffer control
signal
Output data
HLT
MIS3
DCD, DCR
PDR
Input data
Input control signal
V_CC
V_CC
Pull-up control signal
Buffer control
signal
Output data
Input data
HLT
MIS3
DCR
MIS2
PDR
Input control signal
HLT
Output data
DCR
PDR
Input pins
Notes on next page.
Input data
Input control signal
Input data
Input control signal
Pins
D₀–D₁₃,
R0₀, R0₁, R0₃
R3₀–R9₃
R0₂
R1₀–R2₃
RA₁
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