NEC V850/SC1 - Manual (Page 32)

CHAPTER 5 DIFFERENCES BETWEEN TARGET DEVICE AND TARGET INTERFACE CIRCUIT
User’s Manual U15776EJ1V0UM
32
Figure 5-1. Equivalent Circuit of Emulation Circuit (2/2)
PORTV DD1
PORTV DD2
V CC
V DD0
V DD
100 Ω
3.5 V
1 M Ω
PC339
PC741
PD70F3089Y
emulation CPU
PD70F3089Y
emulation CPU
PD70F3089Y
emulation CPU
PD703091
emulation CPU
100 F
V CC
PORTV
DD0
100 Ω
3.3 V
1 M Ω
PC393
100 F
V CC
PORTV
DD1
PORTV DD2
100 Ω
3.3 V
1 M Ω
PC339
100 F
V
CC
ADCV DD
V DD1 , MODE, CPUREG,
X1, X2, XT1, XT2
GND0, GND1, GND2,
PORTGND0, PORTGND1,
ADCGND
CLKOUT, RESET
ADCV DD
100 Ω
3.3 V
1 M Ω
PC393
Open
100 F
IE system side Probe side
LED
LED
Internal power
supply circuit
LED
LED
Relay
Relay
Relay
RELEY
µ
µ
µ
µ
µ
µ
µ
µ
µ
µ
µ
µ
µ