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PDF ST9294 Data sheet ( Hoja de datos )
| Número de pieza | ST9294 | |
| Descripción | 24K ROM HCMOS MCU WITH ON SCREEN DISPLAY AND CLOSED-CAPTION DATA SLICER | |
| Fabricantes | ST Microelectronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de ST9294 (archivo pdf) en la parte inferior de esta página. Total 6 Páginas | ||
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® ST9294
24K ROM HCMOS MCU WITH
ON SCREEN DISPLAY AND CLOSED-CAPTION DATA SLICER
FUNCTIONAL DESCRIPTION
Register oriented 8/16 bit CORE with
RUN, WFI and HALT modes
Minimum instruction cycle time: 500ns
(12MHz internal)
12 to 32K bytes of ROM,
384/640 bytes of RAM,
224 general purpose registers available as RAM,
accumulators or index registers (Register File)
42-lead Shrink DIP package or
56-lead Shrink DIP package
Interrupt handler and Serial Peripheral Interface
as standard features
31 (42 pin package) / 42 (56 pin package) fully
programmable I/O pins
34 character x15 rows software programmable
On Screen Display module with colour, italic, un-
derline, flash, transparent and fringe attribute
options
Digital Data Slicer extracting closed caption data
from video
8 8-bit PWM D/A outputs with repetition fre-
quency 2 to 32kHz and 12V Open Drain
Capability
16 bit Timer with 8 bit Prescaler, able to be used
as a Watchdog Timer
16-bit programmable Slice Timer with 8-bit pres-
caler
3 channel Analog to Digital Converter, with inte-
gral sample and hold, fast 5.75µs conversion
time, 6-bit guaranteed resolution
Rich Instruction Set and 14 Addressing modes
Division-by-Zero trap generation
Versatile Development tools, including assembler,
linker, C-compiler, archiver, graphic oriented de-
bugger and hardware emulators
Real Time Operating System
Windowed EPROM parts available for prototyp-
ing and pre-production development phases
PSDIP42
PSDIP56
(Ordering Information at the end of the Datasheet)
May 1993
This is Preliminary Data from SGS-THOMSON. Details are subject to change without notice.
1/6
1 page  
ST9294
PIN DESCRIPTION (Continued)
Table 1-1. ST9294 I/O Port Alternative Function Summary
I/O PORT
Port.bit
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
P2.0
P2.1
P2.1
P2.2
P2.2
P2.3
P2.3
P2.4
P2.5
P3.0
P3.1
P3.2
P3.3
Name
INT7
INT5
AIN1
INT0
AIN2
INT6
SDO
NMI
AIN3
FB
R
G
B
Function
Alternate Function
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I External Interrupt 7 with Schmitt Trigger
I External Interrupt 5 with Schmitt Trigger
I A/D Analog Input 1
I External Interrupt 0
I A/D Analog Input 2
I External Interrupt 6
O MSPI Serial Data Output
I Non-Maskable Interrupt
I A/D Analog Input 3
O Fast Blanking OSD output
O Red Video Colour OSD output
O Green Video Colour OSD output
O Blue Video Colour OSD output
Pin Assignment
9294J
9294N
10 12
9 11
8 10
79
68
56
45
34
- 52
- 51
- 50
- 49
- 48
- 47
- 46
- 45
12
42 1
42 1
41 56
41 56
40 55
40 55
39 54
38 53
18 23
17 22
16 21
15 20
5/6
®
5 Page | ||
| Páginas | Total 6 Páginas | |
| PDF Descargar | [ Datasheet ST9294.PDF ] | |
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