First GD32 tests

First GD32 tests

Since I don’t use the DHL shipping option for PCB, it takes quite a while before the boards roll in. Today came in the STM32/GD32F103 QFN32 breakout board. I was very excited (for weeks) and soldered all the components quickly on the board. Uptill now I used...
Fix the — ZzZZ — error

Fix the — ZzZZ — error

Recently I got a lot of people writing me their soldering iron controller kinda work, but doesn’t heat up. One of the other symptons is that — ZzZZZ — is displayed on the OLED. However this is a feature of the controller, but the documentation is a...
SX/C64 SDuIEC ROM Cartridge

SX/C64 SDuIEC ROM Cartridge

After some revisions of this project I decided to split the project in an EPROM and SRAM version. The EPROM version should be good for the general audience and the SRAM version for developers. The most obvious thing to program the EPROM with is EPYX fastloader as this...
Booked my flight to HK, applied for a PRC visum

Booked my flight to HK, applied for a PRC visum

Been in Hong Kong and Shenzhen for 3 times already, but I always get excited to revisit the area again. This time a close friend of mine will come along and we are planning to some normal tourist stuff in Hong Kong, Macua, and mainland China. I will stay a bit longer...