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MELPS 4 - Mitsubishi
Mitsubishi MELPS 4 | |
Developer | Mitsubishi |
Manufacturer | Mitsubishi |
Type | microcontrollers |
Production | 1978 |
ISA | MELPS 4 |
Word size | 4 bit 0.5 octets
1 nibbles |
Technology | pMOS, CMOS |
Clock | 100 kHz-600 kHz |
Package | DIP28, DIP40, DIP42, DIP64, QFP68 |
The Mitsubishi MELPS 4 is a family of 4-bit microcontrollers developed by Mitsubishi and introduce in March of 1978. Originally designed using pMOS technology, a second chip MELPS 41 was designed using CMOS technology.
Members
Family Members | ||||||
---|---|---|---|---|---|---|
Part | ROM | RAM | Frequency | I/O Ports |
Package | Notes |
M58840 | 2048x9-bit | 128x4-bit | 300 kHz - 600 kHz | 25 | DIP42 | incorporates a A/D converter |
M58841 | 2048x9-bit | 128x4-bit | 300 kHz - 600 kHz | 25 | DIP42 | Identical to M58840, except separate RESET (pin 20) |
M58842S | 128x4-bit | 300 kHz - 600 kHz | 25 | DIP64 | MELPS 4 System Evaluation Device (external ROM) | |
M58843 | 1024x9-bit | 64x4-bit | 300 kHz - 600 kHz | 23 | DIP28 | |
M58844 | 1024x9-bit | 64x4-bit | 300 kHz - 600 kHz | 36 | DIP40 | Same as M58843, more I/O |
M58845 | 2048x9-bit | 128x4-bit | 300 kHz - 600 kHz | 31 | DIP42 | |
M58846 | 2048x9-bit | 128x4-bit | 300 kHz - 600 kHz | 31 | DIP42 | |
M58847 | 2048x9-bit | 128x4-bit | 240 kHz - 400 kHz | 22 | DIP40 | |
M58494 | 4096x10-bit | 32x4-bit | 100 kHz - 455 kHz | QFP68, QFP72 |
"MELPS 41" | |
M58496 | 2048x10-bit | 128x4-bit | 250 kHz - 525 kHz | 28 | QFP72 | "MELPS 42" |
M58497 | 2048x10-bit | 128x4-bit | 120 kHz - 260 kHz | 28 | QFP72 | "MELPS 42" |
Others
Part | Description |
---|---|
PCA0401 | single-board system-evaluation computer for M58840 |
Software Support
No | Language | Name |
---|---|---|
GBIASOOO1 | FORTRAN | MELPS 4 Cross Assembler-MELCOM 70 |
GBIASOO02 | FORTRAN | MELPS 4 Cross Assembler-MELCOM 7000 or COSMO 700 |
GBISMOOO1 | FORTRAN | MELPS 4 Simulator-MELCOM 70 |
GBISPOOO1 | FORTRAN | MELPS 4 Paper-Tape Generation Program for PROM writer-MELCOM 70 |
GBISPOO02 | FORTRAN | MELPS 4 Paper-Tape Generation Program for PROM Writers-MELCOM 7000 and COSMO 700 |
GBIASOO03 | FORTRAN | MELPS 41 Cross Assembler-MELCOM 70 |
GBISMOO02 | FORTRAN | MELPS 41 Simulator-MELCOM 70 |
GBISPOO03 | FORTRAN | MELPS 41 Pape~-Tape Generation Program for PROM Writers-MELCOM 70 |
Design
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ISA
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Documents
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Facts about "MELPS 4 - Mitsubishi"
designer | Mitsubishi + |
full page name | mitsubishi/melps 4 + |
instance of | microcontroller family + |
instruction set architecture | MELPS 4 + |
main designer | Mitsubishi + |
manufacturer | Mitsubishi + |
name | Mitsubishi MELPS 4 + |
package | DIP28 +, DIP40 +, DIP42 +, DIP64 + and QFP68 + |
technology | pMOS + and CMOS + |
word size | 4 bit (0.5 octets, 1 nibbles) + |