General Information
The VP3301 is one of several models of the VP3000 Interactive Data Terminal sold by RCA. All information to build this emulator was based on ROM dumps and a photo of the PCB.
Technical specifications
Clock: 2.835 MHz
Memory:
128 Bytes RAM
32 KB ROM
Video: CDP1869/1870
Sound: CDP1869
Keyboard: Matrix type keyboard controller using address 0x8000 for I/O, EF2 for CTRL and EF3 for SHIFT.
Screen shot
VP3301 running via an UART1854 loopback
Links
Other information about the VP3000 Interactive Data Terminal:
- RCA VP3000 on Wikipedia
- Herb's page: RCA MCDS, Microboard Computer Development System and VP3301
Main Features RCA Microboard Computer Development System Emulator
- Adjustable speed, boosting the speed of the RCA VP3301 beyond 2.835 MHz!
- Direct RCA VP3301 memory access to load and save software from the PC hard disk via intel hex or binary files
- Video screen dump to a file (BMP, JPEG, PNG or PCX image)