Re: W8TEE TFT /VFO BOARD - WHICH DISPLAY?
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Jack Purdum
Great! Jack, W8TEE From: K5ESS <k5ess.nothdurft@...> To: [email protected] Sent: Friday, July 14, 2017 11:17 PM Subject: Re: [BITX20] W8TEE TFT /VFO BOARD - WHICH DISPLAY? Jack, Never mind.? I added case 0x9486: and now it looks good. Mike K5ESS ? From: [email protected] [mailto:[email protected]] On Behalf Of K5ESS Sent: Friday, July 14, 2017 10:00 PM To: [email protected] Subject: Re: [BITX20] W8TEE TFT /VFO BOARD - WHICH DISPLAY? ? Jack, My display looks like the bottom picture below but my display is the Mcufriend 3.5¡° TFT LCD for arduino uno.? It identifies as g-ID = 9486.? However looking at the code around line 1335 there is no case for ID 0x9486.? Can you tell me what parameters go with this case? Thanks, Mike K5ESS ? From: [email protected] [mailto:[email protected]] On Behalf Of Jack Purdum via Groups.Io Sent: Tuesday, June 13, 2017 1:30 PM To: [email protected] Subject: Re: [BITX20] W8TEE TFT /VFO BOARD - WHICH DISPLAY? ? Joe: ? What happens if you put this code in my program: ? ? g_identifier = tft.readID(); // ? Serial.print("ID = 0x"); ? Serial.println(g_identifier, HEX); ? if (g_identifier == 0x00D3 || g_identifier == 0xD3D3) g_identifier = 0x9481; // write-only shield ? if (g_identifier == 0xFFFF) g_identifier = 0x9341; // serial ? // ? ?g_identifier = 0x9329; ? ? ? ? ? ? ? ? ? ? ? ? ? ? // force ID ? tft.begin(g_identifier); ? starting around line 1335? The key is setting the identifier. ? Jack, W8TEE From: Joe <joeman2116@...> To: [email protected] Sent: Tuesday, June 13, 2017 2:14 PM Subject: Re: [BITX20] W8TEE TFT /VFO BOARD - WHICH DISPLAY? ? As a further test I ?tried some other code from "PD8W ? ?" see below Display working with various codes but it seems to fit on this one (PD8W'S CODE) ? ? ? Joe VE1BWV ? On Tue, Jun 13, 2017 at 2:57 PM, Joe <joeman2116@...> wrote: Jack, John, Vince......THANKS!!!!! ? ? ?It works! ? ? 1. ?modify mcufriend kbv.cpp? In the mcufriend_kbv library, see the file MCUFRIEND_kbv.cpp. There is a line near the top that is commented out: "//define support_1289? // costs about 408 bytes" ? ? ?----- ( I uncommented?it) ? ? 2. and? ? line 1332 0n my code ?I added ? ? ?g_identifier = 0x1289; ? just before this code. ?switch (g_identifier) { ? Recompile and now can see display - freq, s meter, etc. ? As a further test ? I un commented and commented each line below to see if the display would change? ? Display appeared but not correct ?placement? ? ? line 1344 ? ?g_identifier = tft.readID(); ? ?// Get TFT ID ?3.95" = 0x9486, 3.6" = 0x9488 ?2.8 = 0x1289 ? ? - when using this the pictures is as appears below ? ? line1346 ? ? // g_identifier = 0x1289; ? ? ? I also tried this - same results as picture below ? ? ? It looks like text size on some lines are ?to large or incorrect display line? ? ?see photo ? running on an regular atmega 2560 for testing ? ? ? On Mon, Jun 12, 2017 at 10:56 PM, Vince Vielhaber <vev@...> wrote: ok, before the line tft.begin(g_identifier) put g_identifier = 0x8989; and see if it runs.? You may need to check on the arduino forum for other possible values.? I didn't see a chip number in the pic you posted. Vince. On 06/12/2017 09:46 PM, Joe wrote: I ran it? before. It suggests trying? the defined option One resulted in? id =0 and when I tried the other option the id said? id =8989 tft =240 x320 On Mon, Jun 12, 2017 at 10:34 PM, Vince Vielhaber <vev@... <mailto:vev@...>> wrote: ? ? Go to the examples for the library and run the LCD_ID example.? Have ? ? a serial monitor window open and see what they ID it as, if they do. ? ? Vince. ? ? On 06/12/2017 09:29 PM, Joe wrote: ? ? ? ? I have the? MCUFRIEND_kbv library loaded and it compiles with ? ? ? ? some ino ? ? ? ? examples but only white screen. ? ? ? ? Joe ? ? ? ? On Mon, Jun 12, 2017 at 10:27 PM, Vince Vielhaber ? ? ? ? <vev@... <mailto:vev@...> ? ? ? ? <mailto:vev@... <mailto:vev@...>>> wrote: ? ? ? ? ? ? Go to <> ? ? ? ? <> and do a search for ? ? ? ? ? ? MCUFRIEND_kbv.? That driver should work. ? ? ? ? ? ? Vince. ? ? ? ? ? ? On 06/12/2017 09:16 PM, Joe wrote: ? ? ? ? ? ? ? ? Jack, ? ? ? ? ? ? ? ? I have been experimenting while waiting for my remaining few ? ? ? ? ? ? ? ? parts to ? ? ? ? ? ? ? ? arrive. ? ? ? ? ? ? ? ? I purchase a 2.8 inch tft display ( it says ? ? ? ? <> ? ? ? ? ? ? ? ? <> on it) ? ? ? ? ? ? ? ? It has appears to have the correct pins / jacks etc. ? ? ? ? ? ? ? ? The problem is I thought I would try to find an example ? ? ? ? to test ? ? ? ? ? ? ? ? if the ? ? ? ? ? ? ? ? TFT works. ? ? ? ? ? ? ? ? Well, I tried several but only get a white screen.? I ? ? ? ? used a uno and ? ? ? ? ? ? ? ? attached the tft to - as pins match ...tried other ? ? ? ? sketches - ? ? ? ? ? ? ? ? still only ? ? ? ? ? ? ? ? a white screen ? ? ? ? ? ? ? ? I tried other arduino, atmega 2560 and adjusted the pins ? ? ? ? ? ? ? ? accordingly , ? ? ? ? ? ? ? ? same results, they compile and upload but nothing but a ? ? ? ? white ? ? ? ? ? ? ? ? screen. ? ? ? ? ? ? ? ? 1. Do you have an exact source where you purchased your ? ? ? ? display? ? ? ? ? ? ? ? ? 2. Any guidance to further test my current display? ? ? ? ? ? ? ? ? 3. The photo below is my current display.. ? ? ? ? ? ? ? ? Any help would be appreciated ? ? ? ? ? ? ? ? Joe ? ? ? ? ? ? ? ? VE1BWV ? ? ? ? ? ? -- ? ? ? ? ? ? ? Michigan VHF Corp.? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? -- ? ? ? Michigan VHF Corp.? ?? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? -- ? Michigan VHF Corp.? ?? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? |