32
CHAPTER 5 DIFFERENCES FROM TARGET DEVICE
(1) When chip set board is connected to emulation probe
Figure 5-1. Equivalent Circuit Diagram of Port Pin Emulation Circuit (1/3)
Caution If an external clock is selected in the configuration setting of the ID78K4, the clock frequency of
the crystal oscillator mounted on the IC socket is selected.
STOP
AV
DD1
Emulation
device side
AS244
HC125
27
Ω
10 K
Ω
LV
CC
AV
SS1
AV
REF
V
DD
AV
DD2
V
SS
AV
SS2
CKIN
V
CC
V
CC
RESET
AV
DD1
NC
AV
DD2
NC
AV
REF
AV
SS1
V
DD
V
SS
AV
SS2
X1
NC
TEST/V
PP
NC
X2
NC
TX1
NC
TX2
(IC socket)
Target probe
side
NC
16 MHz
Selector
Noise filter
Clock module
Содержание IE-784915-R-EM1
Страница 2: ...2 MEMO...
Страница 6: ...6 MEMO...
Страница 11: ...VOLUME 1 IE 784915 R EM1 I O EMULATION BOARD 11...
Страница 12: ...12 MEMO...
Страница 18: ...MEMO 18...
Страница 24: ...MEMO 24...
Страница 28: ...28 CHAPTER 3 SETTING OF USER CLOCK MEMO 28...
Страница 30: ...MEMO 30...
Страница 38: ...MEMO 38...
Страница 40: ...MEMO 40...
Страница 41: ...VOLUME 2 EP 784915GF R EMULATION PROBE 41...
Страница 42: ...42 MEMO...
Страница 48: ...MEMO 48...
Страница 58: ...MEMO 58...
Страница 64: ...MEMO 64...