UPD552 microcomputer equivalent, 4-bit single chip microcomputer.
of the .uCOM-44 family, and executes all 58 instructions of the .uCOM-44 instruction set.
PIN CONFIGURATION
Cll
PCo
PCl
PC2
PC3
iN'f
RESET
PDO PDl
PD2
PD3
PEa PEl PE2
PE.
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