EdAverill
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Activity overview
Latest activity by EdAverill-
EdAverill commented,
Ok, problem solved - and this was a weird one!Finally got some quality time with our hardware guy, and after a bit he noticed that the voltage levels on the GPIO pins were never falling below 1V! ...
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EdAverill commented,
Ok, I'm pretty much giving up on this display. I've driven it from the TI SPI bus, direct from GPIOs like your examples, and I can't get a peep out of this device.Here are some final scope shots (...
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EdAverill commented,
Ok, I've hooked this thing to a 3.3V supply that can source up to an amp.. still no joy. Tried a second unit and still,. nothing comes out.Hooked SCL, SDI, and /CS to a scope, and they are solid,,...
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EdAverill commented,
Hmm.. never thought about the supply voltage. It's hooked to the 3.3V rail on my breadboard, which is sourced from the buck converter on a DRV8301 motor controller board from TI, which says it can...
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EdAverill created a post,
NHD‐C12864A1Z‐FSW‐FBW‐HTT display clears after draw
Just got this display, wired it into the SPI on my MSP430, and I see pixel draws appear.. then immediately vanish.My code is based off some code I was sent, plus a C translation of the Basic code e...