cgabe6

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3. NHD-C0216CZ-NSW-BBW-3V3 does not show anything

Resolved:So here's a couple points for NHD-C0216CiZ-FSW-FBW-3V3 (and presumably the non I2C variant):When input voltage is near 3.3 volts, 1 uF between C1+ and C1- does not work.  0.47uF does.  Why...

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• cgabe6
• June 09, 2020 11:07
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1. Community
2. Character LCDs
3. NHD-C0216CZ-NSW-BBW-3V3 does not show anything

Ah, NHD-C0216CiZ-FSW-FBW-3V3 is what we have.  VOUT goes via 1uF to 3V3 in this case, not to ground, but that matches the spec.  For kicks I tried to ground though, no change.I'll try different cap...

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• cgabe6
• June 08, 2020 11:07
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3. NHD-C0216CZ-NSW-BBW-3V3 does not show anything

Pin 8 - after the command 0x56 (power control) goes to a 3.3 volt square wave, period is about 122 us.  Looks like it's 8196 Hz.Pin 7 at that point is 3.3V.Stays that way until the end of the seque...

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• cgabe6
• June 05, 2020 10:07
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1. Community
2. Character LCDs
3. NHD-C0216CZ-NSW-BBW-3V3 does not show anything

I have a very similar situation, but I'm using I2C on a cortex M0.  I copied the code idea from this post (with your correction to follower control) and I have never seen an icon, backlight, cursor...

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• cgabe6
• June 04, 2020 09:07
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