Hello all friends ,First I wanna say "Thank You So Much" to mr hassan syed and other membor to give us a chanse to discourse at the jtag topic.well gentalman i am not a superior in this JTag , as a great A student in this field.However I'll help u guys as much as I can.
THIS IS VERY SENSITIVE ISSUE TO DO IT YOURSELF BEFORE U DON'T KNOW ANYTHING ABOUT THIS.AND IT'S REMAIN VERY DANGEROUS TOOL WHILE U R LEARNING ABOUT THIS METHOD AND U DON'T KNOW WHAT UR DOING.IT CAN COMPLETELY DESTROY UR RECEIVER IF U DO LITTLE MISTAKE WHILE JTAG'ING.
HOW TO BUILT A SIMPLE JTAG CABLE
1.25 Pin Male header (Printer Cable)
2. 4 pieces of 100 ohm resistor
3. 1 piece of 33 ohm resistor
4. 6 pieces of wire
PIN ASSIGNMENT
Pin 2 Pin 9
Pin 3 Pin 11
Pin 4 Pin 13
Pin 5 Pin 19
Pin 13 Pin 15
Pin 18 to 25 Pin 20
THIS IS VERY SENSITIVE ISSUE TO DO IT YOURSELF BEFORE U DON'T KNOW ANYTHING ABOUT THIS.AND IT'S REMAIN VERY DANGEROUS TOOL WHILE U R LEARNING ABOUT THIS METHOD AND U DON'T KNOW WHAT UR DOING.IT CAN COMPLETELY DESTROY UR RECEIVER IF U DO LITTLE MISTAKE WHILE JTAG'ING.
HOW TO BUILT A SIMPLE JTAG CABLE
1.25 Pin Male header (Printer Cable)
2. 4 pieces of 100 ohm resistor
3. 1 piece of 33 ohm resistor
4. 6 pieces of wire
PIN ASSIGNMENT
Pin 2 Pin 9
Pin 3 Pin 11
Pin 4 Pin 13
Pin 5 Pin 19
Pin 13 Pin 15
Pin 18 to 25 Pin 20