Cody J.
NHD StaffApplications Engineer at Newhaven Display.
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Recent activity by Cody J.-
Hello Wmotter, We will investigate the non-Arduino example code you mentioned. The Arduino code you are referencing does work with SPI, it bit-bangs the SPI protocol. When global variable mode is ...
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Hello Wmotter, You can find the contents of reg52.h near the bottom of the example code article. This article was just updated a few minutes ago. This file defines the registers for the associated ...
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Hello Randy, Yes, NHD-4.3CTP-SHIELD does have PWM backlight control via the FT801 IC. Using the FTDI_FT801 Arduino library, write to the REG_PWM_DUTY register to adjust the display's backlight. Kee...
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Hello Terrel, Thank you for your interest in Newhaven Displays! This is a known issue for this display. It is best to keep the backlight running at 100% (8) during operation. If you haven't alread...
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Hello Kyle, Digging deeper into the ST7032 datasheet, the LCD Frame Frequency section starting on page 50 contains information that may help you derive OSC frequency from frame frequency. Best Reg...
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Hello Kyle, It is great to hear you figured out your custom character issue. Regarding your other questions: The ST7032 datasheet provides more information on the OSC speed adjustment. Please see ...
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Nicolas, I would recommend verifying your SPI bus clock speed is at or below 10MHz. (the maximum SPI clock speed for SSD1322) This was the same suggestion we made in a previous forum post. As a tes...
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Nicolas, Thank you for providing a photo of your setup. You can check your power line by probing it with an oscilloscope and looking for noise on the waveform. Restarting the host program may not p...
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Hello Nicolas, Thank you for your interest in Newhaven Displays! I'm sorry you are experiencing this frustrating issue. I will look into the links you provided. Can you provide your Arduino Nano V...