E1/E20/E2/E2 Lite Additional Document    3. Notes on Usage 
R20UT1994EJ0910  Rev.9.10    Page 53 of 59 
Oct.06.23   
3.10.13.2  Operation with 1.8-V and Lower Voltages 
When you are using the RL78/G2x with 1.8-V or a lower voltage, specify [Yes] for [Use wide voltage mode] 
(for CS+) and [Use Wide Voltage Mode] (for the e
2
 studio) in the [Connect Settings] tabbed page of the 
debugger. If you specify [No], the emulator will not be activated. 
The items [Use wide voltage mode] (for CS+) and [Use Wide Voltage Mode] (for the e
2
 studio) are not 
related to the facilities of the MCU. 
 
Figure 3-6  [Connect Settings] Tabbed Page for CS+ 
 
Figure 3-7   [Connect Settings] Tabbed Page for the e
2
 studio