NEC IE-703102-MC-EM1 User Manual page 20

(1) Test pin (TP1 to TP6)
To leave the DMA cycle or refresh cycle in the tracer, or break these cycles, connect these pins to the external
logic probe.
• TP1: GND
• TP2: REFRQ
• TP3: DMAAK0
• TP4: DMAAK1
• TP5: DMAAK2
• TP6: DMAAK3
(2) SW1
This is a switch for clock mode switching (for details, refer to 2.2 Clock Settings).
(3) JP1
This is a switch jumper for the clock supply source (for details, refer to 2.2 Clock Settings).
(4) JP2
This is a switch jumper for the power supply (for details, refer to 2.4 Power Supply Settings).
(5) LED (CKSEL: Green)
LED Status When Used as a Stand-Alone Unit
ON SW1 = DIRECT
OFF SW1 = PLL
(6) Connector for IE-703102-MC connection
This is a connector for connecting the IE-703102-MC.
(7) Connector for target connection
This is a connector for connecting the target system or the extension probe.
20
CHAPTER 2 NAME AND FUNCTION OF COMPONENTS
The CKSEL signal from the target system is high
The CKSEL signal from the target system is low
When Used in Target System Connection