Tengo varias Atari 800 XL (NTSC), tratare de comparar las diferentes versiones que tengo, y reparar alguna que va mal
U 2 - 74LS138PC 1-OF-8 Decoder/Demultiplexer
U 3 - CO61618 MMU
U 4 - CO24947A-01 ROM Basic Rev. C
U 5 - CO61598B-29 ROM Atari OS v2
U 6
U 7 - CO21697-01 ANTIC-E (Enhanced) (Patillaje)
U 8 - CO14806-12 CPU 6802
U 9-U16 - 4264-15 8x 64k RAM
U17 - CO14805-01 GTIA
U18 - SN74LS08N Quad 2-Input and gate
U19 - SN74LS14N Schmitt Triggers Dual Gate/Hex Inverter
U20 - 8432A1 Hex non inverter buffer
U21 -
U22 - CO12294-31 POKEY (Sonido)
U23 - CO14795-12 PIA (Joysticks)
U24-U25 CD4051BE CMOS Analog Multiplexers/Demultiplexers with Logic Level Conversion
U26-U27 SN74LS158N QUAD 2-INPUT MULTIPLEXER
U28 - SN74LS375N 4-BIT D LATCH
Atari 8-Bit Computers: Frequently Asked Questions
http://faqs.cs.uu.nl/na-dir/atari-8-bit/faq.html
U 1 - LM35BP Precision Centigrade Temperature SensorsPLACA CO61851 REV C 800XL CA061854
U 2 - 74LS138PC 1-OF-8 Decoder/Demultiplexer
U 3 - CO61618 MMU
U 4 - CO24947A-01 ROM Basic Rev. C
U 5 - CO61598B-29 ROM Atari OS v2
U 6
U 7 - CO21697-01 ANTIC-E (Enhanced) (Patillaje)
U 8 - CO14806-12 CPU 6802
U 9-U16 - 4264-15 8x 64k RAM
U17 - CO14805-01 GTIA
U18 - SN74LS08N Quad 2-Input and gate
U19 - SN74LS14N Schmitt Triggers Dual Gate/Hex Inverter
U20 - 8432A1 Hex non inverter buffer
U21 -
U22 - CO12294-31 POKEY (Sonido)
U23 - CO14795-12 PIA (Joysticks)
U24-U25 CD4051BE CMOS Analog Multiplexers/Demultiplexers with Logic Level Conversion
U26-U27 SN74LS158N QUAD 2-INPUT MULTIPLEXER
U28 - SN74LS375N 4-BIT D LATCH
U29 - CO60472-D Delay Line U30 - SN74LS51N Dual 2-wide 2-input/3-input and-or-inverter gate
crystal CO61090
modulator UM1652 (channel 2/3 switch input)
http://www.atarihq.com/danb/AtariChips.shtml
http://atarinside.dyndns.org/blog/index.php/motherboards/
http://mixinc.net/atari/a8men.htm
Atari OS v1 83.11.03.rom es del 600XL
Atari OS v2 83.10.05.rom es del XL/XE
Atari OS v3 85.01.03.rom es del 800XE
Atari OS v4 87.07.05.rom es del XEGS
Atari versiones PAL & Secan
http://www.atari800xl.eu/public/800xlpal/
For your information, the results are:
PEEK(53268) = 1
PEEK(65528) = 140
PEEK(65527) = 2
PEEK(43234) = 96
crystal CO61090
modulator UM1652 (channel 2/3 switch input)
http://www.atarihq.com/danb/AtariChips.shtml
http://atarinside.dyndns.org/blog/index.php/motherboards/
http://mixinc.net/atari/a8men.htm
Atari OS v2 83.10.05.rom es del XL/XE
Atari OS v3 85.01.03.rom es del 800XE
Atari OS v4 87.07.05.rom es del XEGS
Atari versiones PAL & Secan
For your information, the results are:
PEEK(53268) = 1
PEEK(65528) = 140
PEEK(65527) = 2
PEEK(43234) = 96
Atari 8-Bit Computers: Frequently Asked Questions
http://faqs.cs.uu.nl/na-dir/atari-8-bit/faq.html
http://www.atarimania.com/documents/atari_800XL_Field_Service_manual.pdf
http://www.atarimania.com/documents-atari-400-800-xl-xe-technical-documents_3_8.html
https://www.atarimax.com/jindroush.atari.org/achip.html
Mods:
http://www.atarimax.com/technfo/cgixl/index.html
http://www.atarimax.com/technfo/cgi800/index.html
http://www.atarimax.com/technfo/cgi800/screens.html
http://www.8bitrocket.com/2008/05/page/2/
http://www.anticuario-digital.com.ar/index.html
http://www.atarimania.com/documents-atari-400-800-xl-xe-technical-documents_3_8.html
https://www.atarimax.com/jindroush.atari.org/achip.html
Mods:
http://www.atarimax.com/technfo/cgixl/index.html
http://www.atarimax.com/technfo/cgi800/index.html
http://www.atarimax.com/technfo/cgi800/screens.html
http://www.8bitrocket.com/2008/05/page/2/
http://www.anticuario-digital.com.ar/index.html
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