CHAPTER 4 DIFFERENCES BETWEEN TARGET DEVICES AND TARGET INTERF ACE CIRCUITS

Users Manual U16214EJ1V0UM 39
Figure 4-3. Equivalent Circuit of Emulation Circuit 3
IE system sideProbe side
0.1 F
Current detection
VCC
100
3.3 k
1 M
1.5 k
Open
VDD0,
VDD1
VSS0,
VSS1
X2, XT2
HC4066
PD780009A
Emulation CPU
LVCC
LVCC
LVCC
4.7 k
100
100
100
1SS123
1SS123
1SS123
1SS123
RESET
X1
XT1
LVCC
4.7 k
LVCC
4.7 k
+
OpenVPP
Open
CAPH, CAPL,
VLCDC, VLC2 to VLC0
PD393G
µ
µ
µ