RP2040 Circular Display MicroPython Driver Code

This is code I have modified, slightly, to define new colors. It was included in the DEMO file from Waveshare. from machine import Pin,I2C,SPI,PWM,ADC import framebuf import time I2C_SDA = 6 I2C_SDL = 7 DC = 8 CS = 9 SCK = 10 MOSI = 11 RST = 12 BL = 25 Vbat_Pin = 29 […]

The Versatile RP2040: a Look at the Waveshare Circular Display with Embedded RP2040

This little gem, which cost around six dollars, US, features a gyroscope, accelerometer, on board clock, temperature sensor (a feature of the RP2040) and the built in circular display at 1.28 inches. With a resolution of 240 x 240, there’s quite a bit you can do with the board. Due to its size and shape, […]

Gaming on an ATTiny-85: the controls

I have written about ATTiny-85 gaming quite a bit now. There are dozens of designs and lots of games for the various platforms that have sprung up. The ATTiny-85 is quite a capable little controller for rather complex games, both retro style and more contemporary. That is one of the nice things about this cheap […]

Radio On Internet: A Hackerbox Adventure

I have been getting the wonderful Hackerboxes for months now and they have never let me down. The most recent Hackerbox is an Internet radio receiver platform. It consists of a very high quality PC board, an ESP32 WROOM, an audio decoder board, a nice LCD (color) as well as SD card slot and an […]

The ATTiny 85 Handheld Game – New Games

New games for attiny 85 handheld

Running Tiny Basic on the Micro: Bit

I was looking for some things to use in teaching my kids some programming with the BBC Micro: Bit and came across Tiny Basic on the Micro: Bit. The implementation of Tiny Basic is a cross between Arduino Tiny Basic and Palo Alto Tiny Basic. It’s very comprehensive and includes things like LED control, sensor […]

RCA Voyager III Tablet Mini Review

Tablets seem to be more of a commodity product than the revolutionary product they were a decade ago. Indeed, it seems that everyone has a branded tablet and the company that owns the RCA name now also has a tablet: The RCA Voyager III. This tablet is powered by a quad core processor with a […]

BBC Micro:Bit

The BBC Micro: Bit is, to say the least, an outstanding product. Designed to give the youth of Great Britain a headstart in the world of computing, the device made its way outside of the UK and has been available in the US for a time now. I decided to give it a spin and, […]

Sony PlayStation Retro Console…Thoughts

So, Sony decided to enter the retro ‘mini’ console craze that has seen the likes of Atari, Intellivision, Colecovision, Commodore, Sega and Nintendo become fun again. They released a mini console replica of the original Playstation console from the nineties. Now, I am not going to go into detail over what games came bundled or […]

Upgrading your car: replacing that old CD Player with a new touchscreen system with Bluetooth and more

I have a 2007 Nissan Altima Hybrid. It is nothing fancy, and isn’t in the best shape. Oh, the body is in good shape, it needs a little TLC, like paint and other cosmetic fixes. Creature comfort wise, though, it came with a workable CD/Radio, cruise, power seats and…that’s about it. Well, I also have […]