sounds like an open soldering connection to me. So that one of the sync signals is not passed to the LCD.
good luck!
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did you check the 32.768kHz crystal oscillator? some people reported problems with the crystal.
can you check the reset circuit?
my dead...
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yes, I think you are correct.
the most probable (and definite!) cause for a dead CPU is using the wrong power cable. I don't think there is a second...
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@paulflan79: Unfortunately, I cannot send you a pm
I could send you an arduino board with the software programmed into already.
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unfortunately, I haven't found the connector yet
It would be very interesting when you tell us your experiences with your expansion
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I recommend looking for the complete schematics. Because there were no programmable parts used in the ADC or DAC section, in addition to the part datasheets...Last edited by EEngo; 11-24-2018, 12:53 PM.
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Here some examples of the interface communication. Response from an ADT16-Card:
Command to ADT16 to change output bus: (1-8, 9-16...
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Hi!
for a start, you could use the following code and route an I2S Signal from one of the CH1-16 to the expansion slot you are simulating....
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Hi!
unfortunately, your main CPU will be killed by using the wrong power supply cable. If I remeber correctly, with swapping the cables, you...Last edited by EEngo; 11-23-2018, 08:04 PM.
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I replaced the CPU chip. There was/is? a an ebay store which sells exactly the chip type needed (ELAN SC300-SC). I used a hot air station to remove and a...
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Hi!
I had the same problem on the LCD (missing faders) after replacing the CPU (AM386SC300). Device reset solved the problem in my case.
...
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perhaps this is of help for someone:
after replacing the CPU my board is running again.
with 3V3 and 5V plus LCD the board...
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sorry, I found another datasheet which says, all inputs are 5V capable. so it's allright....
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Hi there,
I have also a non-booting DDX3216 CPU-Board.
Could someone confirm, that the board should at least show the init screen on the...
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