E1/E20/E2/E2 Lite Additional Document
R20UT1994EJ0900 Rev.9.00
Page 38 of 58
Jan.20.22
3. Notes on Usage
3.1
Turning the Power On/Off
Turn the power of the E1/E20/E2/E2 Lite and the user system following the procedure below.
3.1.1
When a Separate Power Supply is Used for the User System
<When using the emulator>
(1) Check that the power is off.
Check that the user system is turned off. When using the E20, check its power switch is off.
(2) Connect the user system.
Connect the emulator and the user system with a user-system interface cable.
When the external trigger input/output function is to be used with the E2, connect the pins to be used.
(3) Connect the host machine and turn on the emulator.
Connect the emulator and the host machine with a USB interface cable. The E1/E2/E2 Lite is turned on
by connecting the USB interface cable. When using the E20, turn on its power switch.
(4) Launch the emulator debugger or programming software.
Launch the emulator debugger or programming software.
(5) Turn on the user system.
Turn on the user system.
(6) Launch the emulator debugger or connect the programming software to the emulator.
Connections may vary depending on software.
<When finished using the emulator>
(1) Close the emulator debugger or disconnect the emulator from the programming software.
Disconnections may vary depending on software.
(2) Turn off the user system.
Turn off the user system.
(3) Close the emulator debugger or the programming software.
Close the emulator debugger or the programming software.
(4) Turn off the emulator and disconnect the emulator.
When using the E20, turn off its power switch. Disconnect the USB interface cable from the E1/E2/E2
Lite. The E1/E2/E2 Lite is turned off by disconnecting from the USB interface cable.
(5) Disconnect the user system.
Disconnect the user system interface cable from the user system.
When the external trigger input/output function is to be used with the E2, disconnect the pins that were in
use.
CAUTION
Notes on the User System Power Supply:
While the power of the user system is on, do not turn off the host machine, unplug the USB interface
cable, or turn off the power switch of the E20.
The user system may be damaged due to leakages current.