
Target interface (SH7705) Jun. 30, 2009 (Second Edition)
MDR connector
Signals
CPU Pin No. CPU Pin No. Pin
No.
Signal
Input/
Output
*1
FP-208C TBP-208A
Pin
No.
Signal
Input/
Output
*1
FP-208C TBP-208A
1 AUDCK Output 191 C7 2 GND
3 AUDATA0 Output 118 M15 4 GND
5 AUDATA1 Output 119 M16 6 GND
7 AUDATA2 Output 120 M17 8 GND
9 AUDATA3 Output 121 L14 10 GND
11 AUDSYNC Output 117 M14 12 GND
13 N.C. 14 GND
15 N.C. 16 GND
17 TCK Input 140 G14 18 GND
19 TMS Input 141 F17 20 GND
21 TRST Input 142 F16 22
GND
(
ASEMD0)
*2
(Input) (145) (E17)
23 TDI Input 139 G15 24 GND
25 TDO Output 143 F15 26 GND
27 ASEBRKAK Output 144 F14 28 GND
29 VCC
*3
Output 30 GND
31 RESETP Output 195 C6 32 GND
33 GND 34 GND
35 N.C. 36 GND
・ For the pin where stated as N.C. in the table, leave the signal unconnected.
*1: Input/output is based on the target system.
*2: To debug,
ASEMD0 pin needs to be brought to Low state.
Shown in the target connection reference diagram is the circuit that brings ASEMD0 pin to Low state when you connect ASEMD0 signal to the connector for
debugger.
If you do not connect ASEMD0 signal to Pin No. 22 of the connector for debugger, the circuit that sets ASEMD0 pin by switch circuit will do. However, in such
case, do not connect ASEMD0 pin to Pin No. 22 of the connector for debugger, but connect Pin No. 22 of connector for the debugger to GND.
*3: For VCC, connect I/O power of CPU. Debugging can be performed even if the signal is N.C., however, by connecting I/O power, leak during
the target system power OFF can be prevented.
Target connection reference diagram
MDR connector specifications
Recommended connector
Manufacturer 3M
Model 10236-52A2JL
(Top view on the target board)
(Side view on the target board)
(Pin Configuration)
(For detailed dimensions of the connector,
refer to the documentation by manufacturer of the connector.)
*Please look at the pin configuration diagram above and make
sure that the connector is in the right direction before connecting.
Please check the pin number in the signal table above and make sure
the signal and the pin numbers match.
*1:
RESETP, which is connected to Pin No. 31 of the connector for debugger, is the signal that debugger uses for monitoring the state of RESETP
pin of CPU.
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