Can the KR140UD1208 be replaced with the OPV uA776? The sound doesn't work? The signals DAC_BCK, DAC_DATA and DAC_WB are present (signal on oscillograph).
yes, A776 is the analog and works well, i was testing
regarding DAC - it have to be 1543, not 1543a !!! besides, some time ALI sends broken chips. i bought 10, but only 6-8 are alive - and the same each time ))
I bought 5 TDA1543 from ALI. I haven't tested all of them yet. I still do. But I have already ordered 2 pieces from France. Let's see how these work. Let's go to the fractal demo. If I save the image with F2, the calculation restarts completely. This is exactly how the calculation behaves when I use the cursor with the mouse? When starting the fractal. exe set parameters?
23 Jan 2022 10:52
Shaos
Admin
Joined: 08 Jan 2003 23:22 Posts: 21752 Location: Silicon Valley
FRACTALS.EXE doesn't have parameters and F2 was intended to "save" finilized image (that takes many hours to finilize) Arrow keys and plus/minus change point of view, so it's logical that calculation re-starts
I received the new TDA1543. The sound output now works. Distortions occur with stereo outputs with a sample rate of 44 kHz. The SPRINTER is definitely at its performance limit. The next Test is the ZX Spectrum function. The /hdd command sets up the hard disk as a drive. How can I load the TRD files? In which directory must the TRD files be saved?
How can I pay the license fee for the game "Thunder In The Deep"? About the variants 1. To our bank account: 2.By Western Union: It does not work. With Western Union it asks for the recipient's bank details? Is there another way to pay for the licenses?
25 Jan 2022 13:28
Shaos
Admin
Joined: 08 Jan 2003 23:22 Posts: 21752 Location: Silicon Valley
I received the new TDA1543. The sound output now works. Distortions occur with stereo outputs with a sample rate of 44 kHz. The SPRINTER is definitely at its performance limit.
When file is big Sprinter OS has some troubles of reading FAT chains on time somewhere from the middle of the file - people are working to fix it right now
mwlay wrote:
The next Test is the ZX Spectrum function. The /hdd command sets up the hard disk as a drive. How can I load the TRD files? In which directory must the TRD files be saved?
You can simply click TRD-file in FN file manager and it will be launched in Pentagon mode
also i can "register" your copy of TITD for your motherboard serial number just send me register digits. btw, as i understood you built the sprinter by yourself, so the firmware you have had to flash as well. what the firmware file did you use? i am just about if you use firmware from the site - the TITD will start w/o any errors. it is already installed for velesoft serial, so firmware at the site is with this serial.
Thank you all for your help. ZX Spectrum games over TRD file running by press F3 in FN. Also running the cracked version of TITD. Next i will test the Kempston joystick interface. Regards
28 Jan 2022 12:45
Shaos
Admin
Joined: 08 Jan 2003 23:22 Posts: 21752 Location: Silicon Valley
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