Pimoroni Aluminium Heatsink Case for Raspberry Pi 4 micro controller There are 2 PIO peripherals

There are 2 PIO peripherals with 4 state machines each

3x yellow and 3x green

but does away with the Ethernet jack and three of the USB ports

Stick the thermal pad onto your Pi's CPU (the metal square nearest the middle of the PCB)

Pimoroni Aluminium Heatsink Case for Raspberry Pi 4 micro controller There are 2 PIO peripheralsWhy use a heatsink and a case, when you can use a heatsink case?! This sleek, anodized aluminum case for Raspberry Pi 4 will give you 10 15C of passive cooling under full CPU load. Pretty cool. This anodized aluminum heatsink case will protect your Raspberry Pi 4 and give you the best passive cooling we've seen in our extensive testing. It's great for situations where you want completely silent cooling, like home media centers. It comes with a thermal