Fujitsu MB2147-01, Примечание к применению

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APPENDIX A DSU-FR Cable Specifications
Table A-2 Emulator Interface Signal Line Terminal Arrangement (connector for DSU-3)
Terminal
number
Terminal
name
Input or
output
Description Connection conditions
3 ICLK Input Emulator control • Connected to the terminal with the
same name on the evaluation MCU.
• Has a maximum wiring length of 50
mm.
5 ICS[0] Input
7 ICS[1] Input
9 ICS[2] Input
11 ICD[0] Input/Output
13 ICD[1] Input/Output
15 ICD[2] Input/Output
17 ICD[3] Input/Output
19 BREAK Output
21 RST Output Evaluation MCU reset • Connected to the reset terminal of the
evaluation MCU.
• The reset output circuit of the user
system and the evaluation MCU reset
terminal must be isolated during use of
the emulator.
• Open drain output. Includes a 10k
Ω
pull-up resistor using the UV
CC
terminal.
(V
OL
= +0.4 V max, I
OL
= 12 mA)
23 xRSTIN Input User system reset • Connected to the reset output circuit of
the user system.
• Enabled when "L" level signals are
input.
(V
IH
= +1.7 V min, I
IH
= -10
µ
A)
(V
IL
= +0.8 V max, I
IL
= 10
µ
A)
25 FR Input Mode • Must be left unconnected because it is
not used.
27,29 UV
CC
* Input User system power • Connected to the external I/O power
supply of the evaluation MCU.
(0 V to +5.5 V / 100 mA or less)
1,2,4,6,8,
10,12,14,
16,18,20,
22,24,26,
28,30 GND - GND • Connected to the V
SS
terminal (0 V) of
the evaluation MCU.
*: Connect to the V
CC
pin if the evaluation MCU has a single power supply and to the external I/O power
supply if it has multiple power supplies.