richardwright
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Activity overview
Latest activity by richardwright-
richardwright commented,
Great, thank you. I did see the diagram in the data sheet, in addition to the internal wiring diagram in the ST7066U manual showing pull-ups on RS and R/W but not E - both great references. It se...
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richardwright created a post,
NHD-0420H1Z-FL-GBW-33V3 pull-ups and pull-downs in 4 bit mode
Can anyone confirm the NHD-0420H1Z-FL-GBW-33V3 does or does not require pull-ups on E,RS,andR/W? Additionally, in 4-bit mode are there internal pull-downs on the low nibble lines. Is the external...
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richardwright commented,
ust to clarify here. In the manual for the ST7066U controller on page 26 there is a series of routines exemplifying 4-bit operation. One of the routines is a check busy path. It seems in that ex...