| When it downloads by a Mac, a file may be
occasionally changed into a text file. For example, the file of downloaded OS2XL will be changed into "mpc1000_xl385.os2.txt." In this case, if it corrects to right file name"mpc1000_xl385.os2", it can load by MPC. |
| Name | Version | File name |
Size | Available | Upload day |
| Free | 3.17 | mpc1000_jv317.bin | 729KB | Download | Jul 06, 2025 |
| Please install OS2XL from the load screen of free JJ OS Ver.3.16 or Ver.3.17. | |||||
| OS2XL | 3.85 | mpc1000_xl385.os2 | 1356KB | Download | May 17, 2025 |
| Please install OS3 from the load mode of free Ver.3.16 or Ver.3.17 | |||||
| OS3 | 2.54 | mpc1000_jv254.os3 | 1203KB | Download | May 21, 2025 |
| Please install Light from the load mode of free Ver.3.17 | |||||
| Light | ----- | Under development | ----- | ----- | ----- |
| OS only for large LCD (240X128) OS128XL is installable only from OS128 bundled with large LCD. |
|||||
| Name | Version | File name |
Size | Available | Upload day |
| OS128XL | 2.51 | mpc1000_128xl251.osl | 1335KB | Download | May 21, 2025 |
| OS128Light is installable only from OS128XL | |||||
| OS128Light | ----- | Under development | ----- | ----- | ----- |
Large LCD can be purchased from mpcstuff.com.