1st Call Lockouts TouchClone version 1.5 User's Manualer's Manual page 25

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Touchclone™ EEPROM Reader
25
Power up Delay
This is the time period after the immobiliser box is powered up before reading commences. Measured in
milliseconds, generally speaking the larger capacitors and more components on the board, the larger this value
should be (As you have to wait for the capacitors to have sufficient chargeto create a stable voltage across the
circuit).
An example of when you would apply a power up delay would be if the Eeprom read is displaying suspected
data corruption at the beginning (comparing your 'newly' read bin file to other known successful bin file
reads). Therefore delaying for a set time period would wait for the initial interference to pass before the read
command is operative. This interference is ultimately capacitors filling up in the circuit where T=5 x R x C (Time
= Resistance x Capacitance)
2. Power off Delay
The time period after the immobiliser box is powered down before it is turned back on by the Eeprom reader.
Certain immobiliser PCBs with capacitors on can continue to power the board preventing them from turning
off as soon as the Eeprom reader power is removed. This value, measured in milliseconds, allows you to make
sure the board is turned off completely (capacitors have discharged) before reading the next section of data.
This function only becomes active when a value other than 0 is set in the
"Consecutive byte read"
field.
Increase this if after a consecutive byte read restart, the data remains incorrect.
3. Byte Delay
The delay between reading bytes measured in microseconds. 0 is in most cases the best value as you want to
extract the most data in the shortest time possible.
4. Consecutive Byte Read
The number of bytes to be read consecutively before the box is turned off and restarted. If the value is zero
the device will 'pull' all data off without restarting the box.
Change this value when you can see data corruption after a certain data address in the read. For instance, if
you managed to read up to address 40 without corruption you would set the "consecutive byte read" value to
40. Then using the power off delay ensure the box is powered down for long enough to allow the circuit to
discharge fully, ready for the next 40 address bytes to be read. This will keep cycling from the last read address
until TouchClone has retrieved all data from the Eeprom.
5. Organisation
This option allows you to change the read method to handle different memory organisations found with
EEPROMs. Only available on some EEPROMs, this is often labelled as x8 or x16 on other software and will be
set by the circuit the eeprom is in.
In most cases an Eeprom will read in an 8x organisation. If you are seeing data duplications E.g. 31 31 45 45 67
67, you should change the organisation to 16x to fix this read.
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Touchclone™ Version 1.5 – Manufactured & Developed by 1
Call Lockouts Limited. All rights reserved 2012.

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