CHAPTER 4 DIFFERENCES AMONG TARGET DEVICES AND TARGET INTERFACE CIRCUITS
User’s Manual U14013EJ2V0UM00
40
(4) Other signals
•
V
DD
pin
When the emulation CPU is operating at 5 V, its power is supplied from the IE-178098-NS-EM1, and when
operating at low-voltage, its power is supplied from the low-voltage pin (TP1) in the IE-78K0-NS. The V
DD
pin of
the target system is only used to control the LED (TV
CC
) in the IE-178098-NS-EM1 that monitors the input of
the target system's power supply.
•
V
SS
pin
The V
SS
pin is connected to GND in the IE-178098-NS-EM1.
•
V
PP
/IC pin
The V
PP
/IC pin is not used in the IE-178098-NS-EM1.
•
X2 pin
The X2 pin is not used in the IE-178098-NS-EM1.
•
GNDPORT pin
The GNDPORT pin is connected to GND into the IE-178098-NS-EM1.
•
V
DD
PORT pin
The V
DD
PORT pin is not used in the IE-178098-NS-EM1.
•
AV
DD
pin
•
AV
SS
pin
Figure 4-4. Equivalent Circuit 4 of Emulator
Probe side
IE-178098-NS-EM1 side
Voltage detection
AV
SS
AV
SS
AV
DD
AV
DD
V
PP
(IC)
V
DD
PORT
Leave open
GNDPORT
V
SS
V
PP
(IC)
Leave open
V
DD
X2
Leave open
4.7 k
Ω
22 F
LV
CC
µ
Содержание IE-178098-NS-EM1
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