HPD71071 Search Results

D70236

Contextual Info: NEC NEC Electronics Inc. Description The V53 is a high-speed, high-integration 16-bit CMOS microprocessor with a CPU that is object and source code compatible with the V20 /V30®. integrated on the same die is a 4-channel DMA controller, a UART, three timer/counters, an interrupt controller, a refresh

D70236A

Contextual Info: NEC juPD70236A 10. DMAU DMA CONTROL UNIT The DMAU has four DMA channels, and provides the functions (subsets) of two LSIs: The nPD71071 and uPD71037. 10.1 FEATURES • 2 operating modes (nPD71071 mode, |iPD71037 mode) • 24-bit length address register • 16-bit length count register

Contextual Info: NEC . j j P D 7 10 7 1 NEC Electronics Inc. dm a c o n t r o lle r April 1987 Pin Configurations Description T he //PD71071 is a high-sp eed , h ig h -p e rfo rm an ce d ire ct m em ory a c c e s s D M A co n tro lle r that provides high -sp ee d data transfers between peripheral devices

mark 1AM

Abstract: NEC IC D 553 C NEC 765A 765A nec floppy circuit z80 fdc gap2 S3SL-57MA
Contextual Info: NEC N E C E L E C T R O N I C S INC 3DE D • L457S25 0057^14 4 ■ pPD72065/65B CMOS Floppy-Disk Controller NEC Electronics Inc. "T- ¿ Z - 2 3 -61 Description The itPD72065/65B CMOS Floppy-Disk Controller FDC is N EC’s follow-on to the ftPD765A/B. (ftPD72065B is a

nec v53 cpu

Abstract: 117 AJG cpu pc v53 PD70236 JUPD70236 nec upd70236 smd Code BKD interfacing of 8237 with 8085 6512a KRY 112 46
Contextual Info: SEC N E C ELECTRONICS INC 30E Q Description The V53m is a high-speed, high-integration 16-bit CMOS microprocessor with a CPU that is object and source code compatible with the V20 /V30®. Integrated on the same die is a 4-channel DMA controller, a UART, three

PD70116

Abstract: PD71071C D71071 PD71071
Contextual Info: NEC ¿/PD71071 DMA Controller NEC Electronics Inc. Description The //PD71071 is a high-speed, high-perform ance d ire ct m em ory access DM A c o n tro lle r that provides high-speed data transfers between peripheral devices and m em ory. A program m able bus w id th allow s

D70236A

Abstract: V53A TFK 035 U 111 B tfk bb 204 U10108E TFK S 417 T NEC FIP TFK U 217 B TFK 544 PD71051
Contextual Info: DATA SHEET NEC MOS INTEGRATED CIRCUIT /¿PD70236A V53A 16-BIT MICROPROCESSOR DESCR IPTIO N The |iPD70236A V53A is a 16-bit CMOS microprocessor that is software-compatible with the jiPD70136A (V33A™). The nPD70236A is based on the |xPD70236 (V53™) with the only difference being its CPU, which is equivalent to that

D71037

Abstract: D70236A HPD71071
Contextual Info: NEC 4. ¿¿PD70236A SY STEM C O N T R O L I/O The system control l/Os which control the entire |iPD70236A are described below. In the |iPD70236A, addresses FFOOH to FFFFH are reserved as the internal I/O area, onto which system control l/Os are mapped. When using the nPD70236A these l/Os must first be correctly initialized.