Stm32f302 interface with lcd (NHD-0420H1Z-FL-GBW-33V3)

[Bunty Gtm]

Posted on November 18, 2017 at 20:42

Hello everyone, 

I am trying to interface stm32f302r8t6 to LCD (NHD-0420H1Z-FL-GBW-33V3) 

here is datasheet  

http://www.newhavendisplay.com/specs/NHD-0420H1Z-FL-GBW-33V3.pdf?lipi=urn%3Ali%3Apage%3Ad_flagship3_messaging%3BbW4abkpQSge292kLARuF9g%3D%3D

 

In my LCD cursor is blinking but character is not display. Actually I am learning a programming for STM family. I attached library of LCD. 

could you gives me an Idea where is wrong?

[Kondratev.Georgiy]

Posted on November 19, 2017 at 02:10

Hi.

I can offer a working example.

Look can help.

True, the indicator is connected via SPI with msp23s17, but the control and initialization functions are the same.

P.S.

Or I did not look carefully.

Or they did not write the initialization function.

And this indicator should be initialized.

________________ Attachments : mcp23s17_spi.rar : https://st--c.eu10.content.force.com/sfc/dist/version/download/?oid=00Db0000000YtG6&ids=0680X000006HyFv&d=%2Fa%2F0X0000000b5X%2FZMjeMCVnD6SMNLftVlUZn0L5h6xnQ4mv2ID4klbeo08&asPdf=false