UPD70280
Abstract: Ly-13
Text: PRELIMINARY DATA SHEET NEC MOS INTEGRATED CIRCUIT ELECTRON DEVICE /¿PD70280 V51 16-BIT MICROPROCESSOR DESCRIPTION The /iPD70280 V51 is a 16-bit m icro p ro c e s s o r c o n ta in in g a CPU e q u iva le n t to the/zPD70116H (V30HL™) and p e rip h e ra l fu n c tio n s fo r th e PC/XT™ on a sin g le chip.
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V51TM
16-BIT
uPD70280
uPD70116H
V30HLTM)
iPD70280
/xPD70116H
xPD70270
V41TM)
Ly-13
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uPD70280
Abstract: No abstract text available
Text: /IPD70280 NEC 5. PRELIMINARY ELECTRICAL SPECIFICATIONS 5.1 WHEN SUPPLY VOLTAGE Voo = 5 V±10% Absolute Maximum Rating Ta = 25°C Param eter Conditions Sym bol Rating Units -0 .5 to +7.0 V -0 .5 to V dd+0.3 V -0 .5 to V dd+1.0 V -0 .5 to V dd +0.3 V Pow er supply
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uPD70280
PD70280
MA0-MA10
ADO-AD15
D0-D15
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uPD70280
Abstract: uPD70116
Text: PRELIMINARY DATA SH EET NEC MOS INTEGRATED CIRCUIT ELECTRON DEVICE ¿¿PD70280 V51 16-BIT M ICROPROCESSOR DESCRIPTION ThejiPD 70280 V51 is a 16-bit m icroprocessor containing a CPU equivalent to the ¿iPD70116H {V30HL™)and peripheral functions for the PC/XT™ on a single chip.
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V51TM
16-BIT
uPD70280
uPD70116H
V30HLTM)
PD70280
PD70270
V41TM)
iPD70280,
uPD70116
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upd70280
Abstract: No abstract text available
Text: SEC 4. /1PD70280 INSTRUCTION SET Table 4-1 Sym bol reg Operand Types Meaning 8/16-bit general-purpose register Destination register, when instruction-uses two 8/16-bit general-purpose registers reg' Source register, when instruction uses tw o 8/16-bit general-purpose registers
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uPD70280
mem16
mem32
ptr16
emptr32
regptr16
8/16-bit
16-bit
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uPD70280
Abstract: No abstract text available
Text: NEC / PR ELIM IN A RY DATA S H E E T MOS INTEGRATED CIRCUIT ELECTRON DEVICE uPD70280 V51 16-BIT M IC R O P R O C E S S O R DESCRIPTION The //PD70280 V51 is a 16-bit m icroprocessor containing a CPU equivalent to the /iPD70116H (V30HL™) and peripheral functions for the PC/XT™ on a single chip.
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uPD70280
16-BIT
//PD70280
/iPD70116H
V30HLâ
/iPD70280
/iPD70116H
/iPD70270
jiPD70280,
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uPD70280
Abstract: nec 314 bcg 39 PD71059
Text: juPD70280 SEC 3. INTERNAL PERIPHERAL UNIT FUNCTIONS 3.1 CPU Th e CPU is functionally equivalent to the /iPD70116H V30HL . Although its hardw are functions are partly changed due to restrictions of use of the buses by other internal peripheral units, all softw are functions are
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uPD70280
/iPD70116H
V30HL)
iPD70116H.
//PD70280
//PD70280
iPD70280
00000H
nec 314
bcg 39
PD71059
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0022H-0025H
Abstract: uPD70280
Text: //PD70280 SEC 2. 2.1 M E M O R Y A N D I/O CO NFIGURATIO N M E M O R Y M A P P IN G T h e m e m o rie s connected to the tw o b u se s S D bus, A D bus o f the ¿(PD 70280 are m a n a g e d by the m e m o ry control unit (M C U ). Fig. 2*1 s h o w s the m a p p in g fo r the S D b u s a n d the A D bus.
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uPD70280
80000H
00000H
PD70280
0022H-0025H
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uPD70270
Abstract: No abstract text available
Text: SEC PRELIMINARY DATA SHEET MOS INTEGRATED CIRCUIT ELECTRON DEVICE ¿ tP D 70270 V41 16/8-BIT MICROPROCESSOR DESCRIPTION The //PD70270 V41 is a 16/8-bit microprocessor containing a CPU equivalent to the /iPD70108H (V20HL1“) and peripheral functions for the PC/XT™ on a single chip.
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16/8-BIT
//PD70270
/iPD70108H
V20HL1
/iPD70270
/iPD70108H
/iPD70280
/iPD70270,
16-bit
uPD70270
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