# PCB MCS51 RCbus (4 PCBs)

Old polish educational computer based on Intel 8051 microconroller.

- **Seller:** [CloneFactory](https://www.lectronz.com/stores/clonefactory), Niepruszewo, Poland
- **Price:** €12.00 (EUR, before shipping and taxes)
- **Availability:** In stock
- **Categories:** Prototyping, Retrocomputing
- **Product page:** https://www.lectronz.com/products/pcb-mcs51-rcbus

## Links

- [Documentation](https://github.com/ZegarNotAvailable/MCS51-RCbus)

## Images

![PCB MCS51 RCbus (4 PCBs)](https://lectronz-images.b-cdn.net/lectronz/active_storage/representations/proxy/eyJfcmFpbHMiOnsiZGF0YSI6Njk3MTEsInB1ciI6ImJsb2JfaWQifX0=--f1359c57f7eaca343310b3065960d73787ba80cd/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJwbmciLCJyZXNpemVfdG9fbGltaXQiOls5NjAsNjQwXSwic2F2ZXIiOnsic3RyaXAiOnRydWV9fSwicHVyIjoidmFyaWF0aW9uIn19--605f1da017bcbb03ce31845cd0e81d97e3b3c574/MCS51-RC.png)
![PCB MCS51 RCbus (4 PCBs)](https://lectronz-images.b-cdn.net/lectronz/active_storage/representations/proxy/eyJfcmFpbHMiOnsiZGF0YSI6Njk3MTUsInB1ciI6ImJsb2JfaWQifX0=--e8eadf7e5603f1dc84ff4c5b95344caf54d71cb0/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJwbmciLCJyZXNpemVfdG9fbGltaXQiOls5NjAsNjQwXSwic2F2ZXIiOnsic3RyaXAiOnRydWV9fSwicHVyIjoidmFyaWF0aW9uIn19--605f1da017bcbb03ce31845cd0e81d97e3b3c574/KBD-DISP-RCbus-ass.png)
![PCB MCS51 RCbus (4 PCBs)](https://lectronz-images.b-cdn.net/lectronz/active_storage/representations/proxy/eyJfcmFpbHMiOnsiZGF0YSI6Njk3NTUsInB1ciI6ImJsb2JfaWQifX0=--81d57da322cb8918a1ec63c29ea61cb3d378be0b/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJwbmciLCJyZXNpemVfdG9fbGltaXQiOls5NjAsNjQwXSwic2F2ZXIiOnsic3RyaXAiOnRydWV9fSwicHVyIjoidmFyaWF0aW9uIn19--605f1da017bcbb03ce31845cd0e81d97e3b3c574/MCS51-panel-MX.png)
![PCB MCS51 RCbus (4 PCBs)](https://lectronz-images.b-cdn.net/lectronz/active_storage/representations/proxy/eyJfcmFpbHMiOnsiZGF0YSI6Njk3NDMsInB1ciI6ImJsb2JfaWQifX0=--d742672bd5538e272eb7028dbae30a0b5c913cb7/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls5NjAsNjQwXSwic2F2ZXIiOnsic3RyaXAiOnRydWV9fSwicHVyIjoidmFyaWF0aW9uIn19--970c165836a83091725a1a0fd4f37ce9408da1bf/CA80-DISPLAY-pico-back.jpg)
![PCB MCS51 RCbus (4 PCBs)](https://lectronz-images.b-cdn.net/lectronz/active_storage/representations/proxy/eyJfcmFpbHMiOnsiZGF0YSI6Njk3NDcsInB1ciI6ImJsb2JfaWQifX0=--d4466e69176467f883a94cc4211428b2a2d9c9e5/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls5NjAsNjQwXSwic2F2ZXIiOnsic3RyaXAiOnRydWV9fSwicHVyIjoidmFyaWF0aW9uIn19--970c165836a83091725a1a0fd4f37ce9408da1bf/CA80-DISPLAY-pico-front.jpg)
![PCB MCS51 RCbus (4 PCBs)](https://lectronz-images.b-cdn.net/lectronz/active_storage/representations/proxy/eyJfcmFpbHMiOnsiZGF0YSI6Njk3MjMsInB1ciI6ImJsb2JfaWQifX0=--8ed72b8973983e2d463055c9ed7d129e7ef43857/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls5NjAsNjQwXSwic2F2ZXIiOnsic3RyaXAiOnRydWV9fSwicHVyIjoidmFyaWF0aW9uIn19--970c165836a83091725a1a0fd4f37ce9408da1bf/Panel-MCS51-kas.jpg)
![PCB MCS51 RCbus (4 PCBs)](https://lectronz-images.b-cdn.net/lectronz/active_storage/representations/proxy/eyJfcmFpbHMiOnsiZGF0YSI6Njk3MTksInB1ciI6ImJsb2JfaWQifX0=--be8db7bf40a037680d4b943ad967d76c5db740d2/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJwbmciLCJyZXNpemVfdG9fbGltaXQiOls5NjAsNjQwXSwic2F2ZXIiOnsic3RyaXAiOnRydWV9fSwicHVyIjoidmFyaWF0aW9uIn19--605f1da017bcbb03ce31845cd0e81d97e3b3c574/MCS51-KEYCAPS.png)
![PCB MCS51 RCbus (4 PCBs)](https://lectronz-images.b-cdn.net/lectronz/active_storage/representations/proxy/eyJfcmFpbHMiOnsiZGF0YSI6Njk3MjcsInB1ciI6ImJsb2JfaWQifX0=--2664ce46b6563bd070d471ef94c7ec0584e79841/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls5NjAsNjQwXSwic2F2ZXIiOnsic3RyaXAiOnRydWV9fSwicHVyIjoidmFyaWF0aW9uIn19--970c165836a83091725a1a0fd4f37ce9408da1bf/MCS51-RC-HID.jpg)
![PCB MCS51 RCbus (4 PCBs)](https://lectronz-images.b-cdn.net/lectronz/active_storage/representations/proxy/eyJfcmFpbHMiOnsiZGF0YSI6Njk3MzEsInB1ciI6ImJsb2JfaWQifX0=--b8a3d4809279e39290b3f8ab2cc4431e952408f1/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls5NjAsNjQwXSwic2F2ZXIiOnsic3RyaXAiOnRydWV9fSwicHVyIjoidmFyaWF0aW9uIn19--970c165836a83091725a1a0fd4f37ce9408da1bf/MCS51-RC-ASS.jpg)
![PCB MCS51 RCbus (4 PCBs)](https://lectronz-images.b-cdn.net/lectronz/active_storage/representations/proxy/eyJfcmFpbHMiOnsiZGF0YSI6Njk3MzUsInB1ciI6ImJsb2JfaWQifX0=--46dcfb5b7814d165b9bb66f6152f0ab1667d22b7/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls5NjAsNjQwXSwic2F2ZXIiOnsic3RyaXAiOnRydWV9fSwicHVyIjoidmFyaWF0aW9uIn19--970c165836a83091725a1a0fd4f37ce9408da1bf/MCS51-FTDI.jpg)
![PCB MCS51 RCbus (4 PCBs)](https://lectronz-images.b-cdn.net/lectronz/active_storage/representations/proxy/eyJfcmFpbHMiOnsiZGF0YSI6Njk3NTEsInB1ciI6ImJsb2JfaWQifX0=--d79af33eec16e67d00d1fb703b5b34473d5153d1/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls5NjAsNjQwXSwic2F2ZXIiOnsic3RyaXAiOnRydWV9fSwicHVyIjoidmFyaWF0aW9uIn19--970c165836a83091725a1a0fd4f37ce9408da1bf/KBD-DISP-MCS.jpg)
![PCB MCS51 RCbus (4 PCBs)](https://lectronz-images.b-cdn.net/lectronz/active_storage/representations/proxy/eyJfcmFpbHMiOnsiZGF0YSI6Njk3MzksInB1ciI6ImJsb2JfaWQifX0=--c1cd21637e54dfac1bee76cb00a222f8b36b6c1c/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls5NjAsNjQwXSwic2F2ZXIiOnsic3RyaXAiOnRydWV9fSwicHVyIjoidmFyaWF0aW9uIn19--970c165836a83091725a1a0fd4f37ce9408da1bf/MCS51-RUN.jpg)

## Description

# MCS51
Computer compatible with the software of the Polish educational computer of the 1990s. 
## Hardware
The computer consists of RC80 standard modules. 
Allows you to enter a program into RAM using the keyboard and run it without an additional computer.

### MCS51 main module.
Includes processor and memory.

### KBD-DISP-MCS51 module.
Contains system interfaces: 
- keyboard,
- display,

### MCS51-panel module.
Keyboard and LED 7 segment module.

## Shipping policy

The products can be shipped to any European Union country. Please request the shipping cost if your destination is not listed.