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Go Back   GSM-Forum > Product Support Sections > Hard/Software Products (official support) > Easy-Jtag / Easy-Jtag Plus


Easy-Jtag / Easy-Jtag Plus The official support section. You can ask here your question and get answer regarding using Easy-Jtag / Easy-Jtag Plus.

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Old 02-25-2021, 12:16   #1 (permalink)
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Exclamation Easy jtag plus Problem cmd crc error


Hi
I have problem in my easy jtag plus "cmd crc error" when i try to connect to emmc with jtag, but if i use rt809h programmer in this main board with emmc toshiba thgbmfg6c1lbail the rt809h work and programming this emmc.
I try to change frequency and bus.
After try many many times he work, but just 1 or2 times and he back to cmd crc error.
Please any one have idea?
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Old 03-10-2021, 10:42   #2 (permalink)
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Quote:
Originally Posted by farid34000 View Post
Hi
I have problem in my easy jtag plus "cmd crc error" when i try to connect to emmc with jtag, but if i use rt809h programmer in this main board with emmc toshiba thgbmfg6c1lbail the rt809h work and programming this emmc.
I try to change frequency and bus.
After try many many times he work, but just 1 or2 times and he back to cmd crc error.
Please any one have idea?
You can change at setting for Enable of Disable "eMMC Hi-speed timing"
of change Frequence if you use socket connection

If you use ISP connection you can add pull-up resistors and change VCCQ voltage
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