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PDF UCOM-43 Data sheet ( Hoja de datos )
| Número de pieza | UCOM-43 | |
| Descripción | 4-BIT SINGLE CHIP MICROCOMPUTER FAMILY | |
| Fabricantes | NEC | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de UCOM-43 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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NEC m1erocomputers,me.
µPD546
µCOM-43
SINGLE CHIP MICROCOMPUTER
USERS' MANUAL
Five Militia Drive/Lexington, Massachusetts 02173 Telephone (617) 862·6410 Telex 92·3434 TWX 710·326·6520
1 page  
Two versions available :
uPD546C Fully TTL compatible.
uPD553C Outputs capable of - 40
volts for direct interfacing to
vacuum fluorescent displays.
CMOS version available 2Q78.
Development support tools .
64 pin evaluation chip (uPDS56D) with CPU and RAM on
chip, for prototyping with external program memory.
Evaluation kit (EVAKIT-43) with evaluation chip and
PROMS on board, including hardware-implemented
system control and monitoring capability.
Cross assembler on NEC PDA-80, the Program Development
Aid microcomputer system based on the 8080A.
FORTRAN IV cross assembler.
PIN ASSIGNMENT
Pin Configuration (Top View)
CL1 v
PCo ...,
PC1
-PC2
,....
-PC J
l
2
3
4
5
l !\T 0-
6
RES
PD o
,..,
7
8
PD1 0-
9
PD2 10
-PDl 0--~ l l
P l::o
12
PE 1
13
P E2 o - - - 14
PEa
Pfo
P F1
P F2
...,
,....
,.,,
,....
15
16
17
18
-Pf3 ....
TEST
(OV) GND ...,
19
20
21
42 C Lo
4 l ~ v c; , , - l ov)
4 0 Joo P Bs
39 ~ p 82
38 ~ PB1
3i ~ P Bo
36 ~ PAs
35 _,... PA2
34 ~ PA1
-33 ? Ao
32 p 12
3 1 t-----0 pl 1
30 -c F I o
29 - - - - o P r; s
28 ~ ? H'l
27 !-- ----<:.
26 ~ -----0
25 !---- • - ---0
2~ ~
23
22 r-----o
4
5 Page 
Program Transfer
Field "n"
Address(Oecimal)
0
Page 0
63
(*l) (
0
u Page l
63
c•2 >
0
v Page 2
63
Field "n+l"
Address
0
(*4>(~ Page 0
63
0
~
Page l
63
0
x Page 2
63
0
..... Page 3
63
J0
Page 3
63
'
(* 3)
u, v, w, x, y, z = kddress
*l ) Program counter is automatically incremented and the
program proceeds to add ress 0 of next page.
*2) Program is transferred to another page with the JMP
instruction .
*3) Program is transferred to another field with the JMP
instruction.
*4) Program is transferred within the same pag e with the
JCP(or J~P) instruction.
10
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet UCOM-43.PDF ] | |
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