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Amstrad CPC 464: Difference between revisions

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CPC 464 Info page
 
Link to Amstrad CPC 464 Service Manual on the wiki
 
(2 intermediate revisions by the same user not shown)
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| sound        = General Instrument AY-3-8912
| sound        = General Instrument AY-3-8912
| os          = CPC OS
| os          = CPC OS
| successor    = [[464 Plus]]
| successor    = [[Amstrad 464 Plus]]
| model        = 464
| model        = 464
}}
}}The CPC 464 features 64 KB RAM and an internal cassette deck. It was introduced on the 21st of June 1984 in the UK. Initial retail prices for the CPC 464 were £249.00 with a green monochrome monitor and £359.00 with a colour monitor. Following the introduction of the [[Amstrad CPC 6128|CPC 6128]] in late 1985, retail prices for the CPC 464 were cut by £50.00
The CPC 464 features 64 KB RAM and an internal cassette deck. It was introduced on the 21st of June 1984 in the UK. Initial retail prices for the CPC 464 were £249.00 with a green monochrome monitor and £359.00 with a colour monitor. Following the introduction of the [[CPC 6128]] in late 1985, retail prices for the CPC 464 were cut by £50.00


In 1990, the [[464 Plus]] replaced the CPC 464 in the model line-up, and production of the CPC 464 was discontinued, it sold over 2 million units during it's 6 year lifespan, making it one of the most successful computers in Europe.
In 1990, the [[Amstrad 464 Plus|464 Plus]] replaced the CPC 464 in the model line-up, and production of the CPC 464 was discontinued, it sold over 2 million units during it's 6 year lifespan, making it one of the most successful computers in Europe.
= Architecture =
= Architecture =
*'''CPU''' Zilog Z80 clocked at 4MHZ
*'''CPU''' Zilog Z80 clocked at 4MHZ
Line 27: Line 26:
*'''ROM''' 32KB ROM chip that contains the OS and BASIC
*'''ROM''' 32KB ROM chip that contains the OS and BASIC
*'''SOUND''' The 464 uses a General Instrument AY-3-8912 sound chip that can provide 3 channels configurable to either a square wave or white noise.
*'''SOUND''' The 464 uses a General Instrument AY-3-8912 sound chip that can provide 3 channels configurable to either a square wave or white noise.
== Service Manual ==
The official Amstrad Service Manual for this machine is available on the wiki: [[Amstrad CPC 464 Service Manual]].

Latest revision as of 19:20, 21 May 2026


CPC 464
464 with the colour monitor
Specifications
DeveloperAmstrad
ManufacturerAmstrad
TypeHome Computer
Released21st of June 1984
Discontinued1990
Intro price£249 Monochrome / £359 Colour
CPUZilog Z80 @ 4 MHz
Memory64 KB RAM (expandable to 4 MB)
StorageIntegrated Cassette player @ 1000/2000 baud
DisplayRGB video @ 640*400
SoundGeneral Instrument AY-3-8912
OS / FirmwareCPC OS
SuccessorAmstrad 464 Plus
Model no.464

The CPC 464 features 64 KB RAM and an internal cassette deck. It was introduced on the 21st of June 1984 in the UK. Initial retail prices for the CPC 464 were £249.00 with a green monochrome monitor and £359.00 with a colour monitor. Following the introduction of the CPC 6128 in late 1985, retail prices for the CPC 464 were cut by £50.00

In 1990, the 464 Plus replaced the CPC 464 in the model line-up, and production of the CPC 464 was discontinued, it sold over 2 million units during it's 6 year lifespan, making it one of the most successful computers in Europe.

Architecture

[edit | edit source]
  • CPU Zilog Z80 clocked at 4MHZ
  • RAM 64KB of internal memory expandable up to 4MB
  • ROM 32KB ROM chip that contains the OS and BASIC
  • SOUND The 464 uses a General Instrument AY-3-8912 sound chip that can provide 3 channels configurable to either a square wave or white noise.

Service Manual

[edit | edit source]

The official Amstrad Service Manual for this machine is available on the wiki: Amstrad CPC 464 Service Manual.