projects:blinker:work_logs:3_electronics
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projects:blinker:work_logs:3_electronics [2022/02/24 13:19] – tjhowse | projects:blinker:work_logs:3_electronics [2022/02/27 05:26] – tjhowse | ||
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Finally! | Finally! | ||
- | The PCBs arrived and I soldered on one 25F supercap, the ISP header and two 2x1 SIL headers. I had quite a lot of trouble getting the firmware onto them, due to various issues with the USBasp programmer I was using. I eventually got some basic code onto them, charged them up from my benchtop PSU at 2.5V, and recorded a progress video. | + | The PCBs arrived and I soldered on one 25F supercap, the ISP header and two 2x1 SIL headers. |
+ | |||
+ | ===== Programming ===== | ||
+ | |||
+ | I had quite a lot of trouble getting the firmware onto them: | ||
+ | |||
+ | * USB extension to my workbench was too long, | ||
+ | * 3.3v/5v selector needs to be on 5v, | ||
+ | * The firmware in the USPasp | ||
+ | * The JP3 jumper was not installed, this is required to enable 1 MHz programming speeds, | ||
+ | * I had to use Zadig to install the libusbK v3.1.0.0 driver. | ||
+ | |||
+ | After solving all of those problems | ||
===== Video ===== | ===== Video ===== |
projects/blinker/work_logs/3_electronics.txt · Last modified: 2022/02/27 05:40 by tjhowse