beautypg.com

4 check pins, 5 connectors – Renesas M34502T-MCU User Manual

Page 18

background image

( 16 / 38 )

Figure 4.4 Positions of the connectors

4.5 Connectors

Table 4.4 lists the functions of the connectors, and Figure 4.4 shows the positions of connectors.

Table 4.4 Connectors

4.4 Check Pins

The M34502T-MCU has check pins listed in Table 4.3.

Table 4.3 Check pins

Connects the evaluation MCU bus.

Connects the monitor CPU bus.

Connects the target system (60-pin).

Connects the external trigger signal (2-pin).

Connects the oscillator circuit board (4-pin).

Connector

J1

J2

J3

J4

J6

Function

Pins

V

DD

GND

X

IN

RUN/STOP

Function

Outputs 3 V or 5 V by MCU voltage according to the setting of SW3.

Ground

Outputs an instruction clock (depending on the operating mode) of the MCU.

"L" when running user program, "H" when stopping execution.

"H" when decoding WRST instruction, possible to monitor the clear cycle of the
watchdog timer flag by a waveform.

WRST