wb2dyb
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Recent activity by wb2dyb-
Paul, been down with a bug all week, finally tried this code, display's fine with 0x10 on other slim char OLEDs modification. Thanks, y'all!I need to study what that all means now...GeorgeC
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it didn't upload the second pix...[attachment deleted by admin]
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Well, I get 4 lines. The picture with the arrows are the code in SPI more, the two-wide gibberish is in I2C mode...I need to give my brain a rest...GeorgeC [attachment deleted by admin]
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Well, it looks like it is really for I2C, seeing Wire.beginTransmission(slave2w),Wire.write(tx_packet[ix]);, Wire.endTransmission();, and when commenting out #Wire.h and un commenting #SPI.h get ...
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Thanks Paul, I'll try that in a few. I am not as stupid as I thought. I had figured that 0x01 was to clear and that with r/e tied low then 0xa0 was "next line" because it changes the DDRAM address....
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OK. I'm trying to understand what is going on in NHD_US2066.cpp, but being an RF jockey by trade, not really following this code. I know my problem is in there. After using the mentioned code from ...
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I couldn't wait, just tried it. Well, they lit up. Looks like the CGRAM is clocked wrong, each "dot" in a horizontal line is one on, blank space, one on, blank space, etc. But the words are in ther...
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Paul, thanks, I'll give it a shot. I tried all sorts of SPI "hello world" stuff but nothing lit it up. Tried a second display (I bought three for playing) and same thing. Tried 3.3V, 5V, Mega, Uno,...