ICP DAS USA I-7521, User Manual

Page: 34 / 148

I-7521/I-7522/I-7522A/I-7523/I-7524/I-7527 User’s Manual,Ver2.5 Aug.2015
34
Chapter 2 Operating Principles
2.1 INIT* pin operating principles
The INIT* pin has two functions:
1) If provides help for downloading program. (Refer to Sec. 3.4. for
details)
2) If retrieves configuration data stored in EEPROM.
If the configuration data for the I-752N series module is forgotten,
resulting in a communication failure, the procedure for retrieving the
configuration data stored in the EEPROM is as follows (Applicable to
firmware version number 3.0 and above):
Step 1 : Refer to Sec. 1.6.1 and steps 2 to 9 in Sec. 3.1 to set the
configuration parameters to 115200, N, 8, 1. After pressing
“Enter”,
either
“i7188XC>” or “i7188xB>” will be displayed on the screen.
Step 2 : Type the
“dir” command, then press “Enter.” The following
screen will be displayed: