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BLOCK DIAGRAM 334 "cC'''UST IV,",fU",BU WOAO LEfIrIGTHI PIN IDENTIFICATION PIN NO. SYMBOL 1 TO 2 XTALI 3 XTAL2 4 RESET 5 SS 6 INT 7 EA 8 RD 9 PSEN 10 WR 11 ALE 12 - 19 DO - D7 BUS 20 21- 24, 35-38 VSS P20 - P27: PORT 2 25 PROG 26 VDD 27 - 34 39 Pl0 - P17: PORT 1 T1 40 Vce fL PD8048/8748/8035L FUNCTION Testable input .
of the J,LPD8048 except the 1024 x 8-bit internal ROM. The external program memory can be implemented using standard 8080A/8085A memory products. FUNCTIONAL DESCRIPTION BLOCK DIAGRAM 334 "cC'''UST IV,",fU",BU WOAO LEfIrIGTHI PIN IDENTIFICATION PIN NO. SYMBOL 1 TO 2 XTALI 3 XTAL2 4 RESET 5 SS 6 INT 7 EA 8 RD 9 PSEN 10 WR 11 ALE 12 - 19 DO - D7 BUS 20 21- 24, 35-38 VSS P20 - P27: PORT 2 25 PROG 26 VDD 27 - 34 39 Pl0 - P17: PORT 1 T1 40 Vce fL PD8048/8748/8035L FUNCTION Testable input using conditional transfer functions JTO and JNTO. The internal State .
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | UPD8741A |
NEC Electronics |
(UPD8741A / UPD8041AH) 8-Bit Single-Chip NMOS Microcomputers with Universal PPI |
|
| 2 | UPD8748H |
NEC Electronics |
(UPD8748H / UPD8749H) 8-Bit NMOS Microcomputer |
|
| 3 | UPD8749H |
NEC |
High-Speed 8-Bit Single-Chip Hmos Microcomputers |
|
| 4 | UPD8749H |
NEC Electronics |
(UPD8748H / UPD8749H) 8-Bit NMOS Microcomputer |
|
| 5 | UPD8755A |
NEC Electronics |
16K ROM/EPROM |
|
| 6 | UPD8021 |
NEC |
SINGLE CHIP 8-BIT MICROCOMPUTER |
|
| 7 | UPD8022 |
NEC |
SINGLE CHIP 8-BIT MICROCOMPUTER |
|
| 8 | UPD8035HL |
NEC Electronics |
High Speed 8-bit Single-Chip HMOS Microcomputers |
|
| 9 | UPD8035HLC |
NEC Electronics |
High Speed 8-bit Single-Chip HMOS Microcomputers |
|
| 10 | UPD8035L |
NEC |
SINGLE CHIP 8-BIT MICROCOMPUTERS |
|
| 11 | UPD8039H |
NEC |
High Speed 8 Bit Single-Chip HMOS Microcomputers |
|
| 12 | UPD8039HL |
NEC |
High-Speed 8-Bit Single-Chip Hmos Microcomputers |
|