MCUmall EPROM BIOS Chip Burner Forum
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 True USB Willem Programmer (GQ-2X, GQ-3X, GQ-4X)
 How read 1mbit (128k) Eprom Sony LH53102Y in GQ-4X
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Dhampird

Spain
1 Posts

Posted - 07/20/2016 :  05:35:02  Show Profile  Reply with Quote
Hello, i have here a maskrom Sony LH53102Y 128KB Dip 28-pin, problem is that i have to read this in GQ-4X to write later in a new rom or flash 32 pin, i dont know how could i read fully the Sony LH53102Y
Reply #1

ZLM

2923 Posts

Posted - 07/22/2016 :  13:29:13  Show Profile  Reply with Quote
I do not have this chip datasheet. If you have the pinout please let me know, so that I can check it for you..
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Reply #2

anniel

1996 Posts

Posted - 07/22/2016 :  14:00:43  Show Profile  Reply with Quote
Same pinout as the MB831000

www.segaretro.org/images/3/32/MB831000_datasheet.pdf
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Reply #3

ZLM

2923 Posts

Posted - 07/23/2016 :  19:08:04  Show Profile  Reply with Quote
Try this on GQ-4x4:

Name="LH53102Y",ID="XXXX",Class="27C301",Category="EPROM",MFG="SONY",CodeSize="131072",VCC="5.5V",WVCC="5.5V",WVPP="5V",RVpp="5V",PINVCC="ZIF32_PIN32",PINVCC="ZIF32_PIN28",PINVPP="0",Package="DIP28",Message="This chip is READ ONLY ROM chip";

For GQ-4X:
Name="LH53102Y",ID="XXXX",Class="27C301",Category="EPROM",MFG="SONY",CodeSize="131072",VCC="5.5V",WVCC="5.5V",WVPP="5V",RVpp="5V",PINVCC="ZIF32_PIN32",PINVCC="ZIF32_PIN28",PINVPP="0",Package="DIP28",Message="This chip is READ ONLY ROM chip. The GQ-4X need connect ZIF pin 2 to chip pin 24";
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