Software Defined Retro ROM (28 pin) rev A
2 layer board of 0.74 x 1.44 inches (18.9 x 36.6 mm)
Uploaded:
July 03, 2025
Shared:
July 05, 2025
Total Price:
$5.35
This board is an untested prototype of a 28 pin version of SDRR, primarily designed to replace 23128 style ROMs (such as the combined kernal/BASIC ROM in the later C64s).
Replace failed ROMs in Commodore 64s, VIC-20s, PETs, and other retro systems with a $2 microcontroller.
Emulates 2364, 2332 …
Show full description
This board is an untested prototype of a 28 pin version of SDRR, primarily designed to replace 23128 style ROMs (such as the combined kernal/BASIC ROM in the later C64s).
Replace failed ROMs in Commodore 64s, VIC-20s, PETs, and other retro systems with a $2 microcontroller.
Emulates 2364, 2332 …
Show full description
Software Defined Retro ROM WiFi/BT rev A
2 layer board of 0.62 x 0.89 inches (15.8 x 22.7 mm)
Uploaded:
July 02, 2025
Shared:
July 05, 2025
Total Price:
$2.75
This board is an untested prototype of a WiFi/Bluetooth programming daughterboard, designed to connect to the main SDRR, and reflash it vi WiFi/BT.
Replace failed ROMs in Commodore 64s, VIC-20s, PETs, and other retro systems with a $2 microcontroller.
Emulates 2364, 2332 and 2316 ROMs using the…
Show full description
This board is an untested prototype of a WiFi/Bluetooth programming daughterboard, designed to connect to the main SDRR, and reflash it vi WiFi/BT.
Replace failed ROMs in Commodore 64s, VIC-20s, PETs, and other retro systems with a $2 microcontroller.
Emulates 2364, 2332 and 2316 ROMs using the…
Show full description
Software Defined Retro ROM 24 pin rev F
2 layer board of 0.74 x 1.24 inches (18.9 x 31.6 mm)
Uploaded:
July 05, 2025
Shared:
July 05, 2025
Total Price:
$4.60
Replace failed ROMs in Commodore 64s, VIC-20s, PETs, and other retro systems with a $2 microcontroller.
Emulates 2364, 2332 and 2316 ROMs using the STM32F4 family of microcontrollers.
See the project page for more details including firmware, schematics, BOM, fab no…
Show full description
Replace failed ROMs in Commodore 64s, VIC-20s, PETs, and other retro systems with a $2 microcontroller.
Emulates 2364, 2332 and 2316 ROMs using the STM32F4 family of microcontrollers.
See the project page for more details including firmware, schematics, BOM, fab no…
Show full description
Software Defined Retro ROM rev E
2 layer board of 0.74 x 1.24 inches (18.9 x 31.6 mm)
Uploaded:
June 24, 2025
Shared:
July 03, 2025
Total Price:
$4.60
Replace failed ROMs in Commodore 64s, VIC-20s, PETs, and other retro systems with a $2 microcontroller.
Emulates 2364, 2332 and 2316 ROMs using the STM32F4 family of microcontrollers.
See the project page for more details including firmware, schematics, BOM, fab no…
Show full description
Replace failed ROMs in Commodore 64s, VIC-20s, PETs, and other retro systems with a $2 microcontroller.
Emulates 2364, 2332 and 2316 ROMs using the STM32F4 family of microcontrollers.
See the project page for more details including firmware, schematics, BOM, fab no…
Show full description
Software Defined Retro ROM rev D
2 layer board of 0.74 x 1.24 inches (18.9 x 31.6 mm)
Uploaded:
May 21, 2025
Shared:
June 26, 2025
Total Price:
$4.60
Replace failed ROMs in Commodore 64s, VIC-20s, PETs, and other retro systems with a $2 microcontroller.
Emulates 2364, 2332 and 2316 ROMs using the STM32F4 family of microcontrollers.
See the project page for more details including firmware, schematics, BOM, fab no…
Show full description
Replace failed ROMs in Commodore 64s, VIC-20s, PETs, and other retro systems with a $2 microcontroller.
Emulates 2364, 2332 and 2316 ROMs using the STM32F4 family of microcontrollers.
See the project page for more details including firmware, schematics, BOM, fab no…
Show full description
