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Old 21st March 2006, 11:17 AM   #1
Default JDM on ICPROG

Hi,
I made jdm programmer and when I try with icprog I recieve message :NO ACKNOWLEDGE RECIEVE. Please help me where is the problem, and how can I measure voltage on my com port and what value I can expect,
best regards
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Old 21st March 2006, 01:52 PM   #2
Default Re: JDM on ICPROG

Quote:
Originally Posted by pasicr
Hi,
I made jdm programmer and when I try with icprog I recieve message :NO ACKNOWLEDGE RECIEVE. Please help me where is the problem, and how can I measure voltage on my com port and what value I can expect,
best regards
there is a test mode in the icprog . witout placing the ic in the programmer , enable this , and check the different voltages Vpp,Vcc.etc.
make sure u have selected correct settings in the icprog
which ckt u used for jdm?
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Old 22nd March 2006, 07:53 AM   #3
Default JDM

What is ckt?,
regards
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Old 22nd March 2006, 08:57 AM   #4
Default Re: JDM

Quote:
Originally Posted by pasicr
What is ckt?,
regards
circuit diagram.
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Old 22nd March 2006, 10:02 AM   #5
Default Hi JDM circuit diagram

Hi, circuit diagram is attached, regards
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Old 22nd March 2006, 10:06 AM   #6
Default attached not work I replay

Because attach not work before I do again
Attached Files
File Type: pdf pic-pg2c.pdf (57.7 KB, 123 views)
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Old 22nd March 2006, 09:05 PM   #7
Default Hi again

Hi, I measure voltage from hardware check option from ICprog and I have all voltage but when I enable clock all other voltage for example mclr drop from 13,7 to 8 V. What is the problem,
regards
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