| Released | 1979 | |
| Miscellaneous | Sound chip POKEY ("POtentiometer and KEYboard Integrated Circuit"); graphics chip ANTIC ("Alpha Numeric Television Interface Controller") and CTIA ("Colour? Television Interface Adapter"). For NTSC the mainboard is equipped with a 3.579573 MHz crystal which drives the CPU with 1.7897865 MHz. PAL machines carry a 3.546894 MHz crystal which is devided to 1,773447 MHz before applied as CPU clock. * Thanks to Andreas Rudolph for the ATARI 400 (PAL). * |
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| Technical Data | CPU: R6502A (2 Mhz) | |
| Clock: 1,79 Mhz | ||
| RAM: 8k, 16k, 48k | ||
| ROM: 10k OS, no BASIC | ||
| Operating system: Proprietary | ||
| Text mode: 40 x 24, 2 colours; 40 x 24, 5; 20 x 12, 5; 40 x 24 (monochrom); 20 x 24, 5; 20 x 12, 5 | ||
| Graphics mode: 40 x 24, 4 colours; 80 x 48, 2; 80 x 48, 4; 160 x 96, 2; 160 x 96, 4; 320 x 192, 2; 80 x 192, 16 (shades only); 80 x 192, 9; 80 x 192, 16 (hues only); 160 x 192, 2; 160 x 192, 4 | ||
| Colours: 256 colours (16 different colours, each with 16 shades) | ||
| Sound: 4 channels, mono, via monitor; channel 5 via build-in speaker | ||
| Stuff I have | 400 (16k, NTSC) (Computer) | |
| 400 (16k, PAL) (Computer) | ||
| Atari 400 (48k, PAL) (Computer) | ||
| Stuff I need | Any kind of software (Cartridge Software) | |
| Any kind of software (Disk Software) | ||
| Any kind of hardware extension (Extension Hardware) | ||
| Touch pad, interfaces, ... (Extension Hardware) | ||
| Documentation (Literature) | ||
| Any kind of peripherals (Other Peripherals) | ||
| Picture | ||