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…
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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
HTSSOP-38 Breakout Board (PCA9956B)
2 layer board of 0.81 x 1.91 inches (20.5 x 48.4 mm)
Uploaded:
September 22, 2018
Shared:
September 22, 2018
Total Price:
$7.65
This breakout board is designed for the HTSSOP-38 package used by the PCA9956B 24-channel I2C constant current LED driver. There may be other ICs that use this same package.
This board uses the recommended pad layout specified in the PCA9956B datasheet, which includes larger pin 1, 19, 20 and…
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This breakout board is designed for the HTSSOP-38 package used by the PCA9956B 24-channel I2C constant current LED driver. There may be other ICs that use this same package.
This board uses the recommended pad layout specified in the PCA9956B datasheet, which includes larger pin 1, 19, 20 and…
Show full description
RFM95W Breakout v0.1
2 layer board of 1.01 x 0.98 inches (25.6 x 24.9 mm)
Uploaded:
January 29, 2018
Shared:
February 02, 2018
Total Price:
$4.90
A small breakout board for the RFM95W/SX1276 LoRa module.
Cheap - about 1" x 1".
Fits standard breadboards.
Has the option for fitting an SMA antenna on-board by populating R1 with 0R 0603 resistor.
Includes de-coupling caps on rear - recommend to use C1 0.1uF and C2 10uF 060…
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A small breakout board for the RFM95W/SX1276 LoRa module.
Cheap - about 1" x 1".
Fits standard breadboards.
Has the option for fitting an SMA antenna on-board by populating R1 with 0R 0603 resistor.
Includes de-coupling caps on rear - recommend to use C1 0.1uF and C2 10uF 060…
Show full description
QFN24 Breakout Board
2 layer board of 0.54 x 1.26 inches (13.6 x 32.1 mm)
Uploaded:
January 13, 2017
Shared:
January 13, 2017
Total Price:
$3.35
Designed for a CP2104 USB to UART bridge, broken out suitable for breadboard prototyping.
Note that centre pad isn't grounded, and there is no ground plane.
Designed for a CP2104 USB to UART bridge, broken out suitable for breadboard prototyping.
Note that centre pad isn't grounded, and there is no ground plane.
