4-BIT SINGLE CHIP MICROCOMPUTER
NEe Microcomputers, Inc.
NEe
J.'PD547
4-BIT SINGLE CHIP MICROCOMPUTER
OEseR IPTION
The /lPD547 is the original /lCOM...
Description
NEe Microcomputers, Inc.
NEe
J.'PD547
4-BIT SINGLE CHIP MICROCOMPUTER
OEseR IPTION
The /lPD547 is the original /lCOM-44 4-bit single chip microcomputer. It is manufactured with a standard PMOS process, allowing use of a single - 10V power supply. The /lPD547 provides all of the hardware features of the /lCOM-44 family, and executes all 58 instructions of the /lCOM-44 instruction set.
PIN CONFIGURATION
CL, PCo PC, PC2 PC3
TNT
RESET
POD PO, P02 P03 PEO PE,
PE2 PE3 PFo PF,
PF2 PF3 TEST
Vss
2 3 4 5 6 7 a
pPD 547
CLo
VGG PB3 PB2 PB,
paO PA3 PA2 PA, PAO
PI2 PI, PIO PH3 PH2
PH, PHO PG3 PG2 PG, PGo
PAO-PA3 PBO-PB3 PCO-PC3 PDO-PD3 PEO-PE3 PFO-PF3 PGO-PG3 PHO-PH3 PIO-PI2 INT CLO-CL, RESeT VGG VSS TEST
PIN NAMES Input Port A Input Port a Input/Output Port C Input/Output Port D Output Port E Output Port F Output Port G Output Port H Output Port I Interrupt Input External Clock Signals Reset Power Suppl y Negative Power Supply Positive Factory Test Pin (Connect to VSS)
ABSOLUTE MAXIMUM ...
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