Testing of the actual ASIC

A project log for Zinnia (MCPU5)

8 Bit CPU implemented in 100x100µm² IC area for TinyTapeout

timTim 02/21/2024 at 21:340 Comments

I finally received the TinyTapeout board with the Zinnia+ MCU design!

I decided to use an RP2040 the exercise the I/O of the design. Since the code memory is external to the MCU, it needs to be emulated by a program on the RP2040.

Here is the output of the prime number generation program:
ExampleMore documentation and code here: