Connecting The Reset# Signal (For V850E2S Or V850E2M) - Renesas QB-V850MINIL User Manual

QB-V850MINIL, QB-V850MINI Emulator
3.4.4

Connecting the RESET# signal (for V850E2S or V850E2M)

To reset the target device while the target system power supply is on, connect the reset signal output from
QB-V850MINIL or QB-V850MINI to the RESET# pin on the target device. The RESET# signal timing and an
example connection circuit are shown below.
RESET＃
Hi-Z
3.3 V
DIR
R20UT0221EJ0400 Rev.4.00
2013.08.30
Target system power turned on
Software starts up (debugger starts running)）
Low level
Hi-Z
Figure 3-9. Timing of RESET# on QB-V850MINIL or QB-V850MINI
QB-V850MINIL/
QB-V850MINI
74LVC1T45
RESET＃
Figure 3-10. RESET# Pin Connection Example
Software terminates (debugger stops running)
Target system power turned off
Low level
Hi-Z
Target system
V V
DD DD
3. On-Chip Debugging
Target device
RESET＃
Page 37 of 86