General Information
The VT1802 was designed by Robert Armstrong in 2024. The VT1802 is a stand alone serial ASCII terminal based on the CDP1802 CPU and the Intel i8275 CRT controller chip.
Technical specifications
Clock: 2.4576, 3.579545, 4.9152 Mhz
Memory:
32 KB RAM
32 KB ROM
Video: Intel i8275
Sound: CDP863
Keyboard: A PS/2 keyboard with an AT89C4051 auxiliary processor to decode the PS/2 prototocol to generate ASCII key codes.
Screen shot
Screen shot on the right is showing a VIS1802 startup screen.
Links
Other information about the VT1802:
- Bob’s VT1802 GitHub
..
Main Features VT1802 Emulator
- Adjustable speed, boosting the speed of the VT1802 beyond 4.9152 Mhz
- Automated XMODEM support
- Direct VT1802 memory access to load and save software from the PC hard disk via bin or hex files
- Video screen dump to a file (BMP, JPEG, PNG or PCX image)