UNO RJ11 SPI Programming Hat

this is an arduino UNO RJ11 SPI Programming Hat for programming custom arduino boards that have no UART. the quality and turn around time on this were absolutley fantsastic cannot fault.

Jan 31,2026
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PCB
HDI PCB
Assembly
FPC/
Rigid-Flex
X
Choose Num (pcs)
2 Layers
1.6mm
CNC
Machining
Sheet Metal
3D Printing
Injection
Molding
Aluminum
Aluminum
Resin
ABS
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