Renesas SH7781 Informações Técnicas descarregar pdf (Página 37)

Section 3 Preparing to Connect the Trace Unit

Rev. 2.00 Jan. 28, 2008 Page 29 of 32

REJ10J1422-0200

Table 3.2 Pin Assignments of the Trace Unit Connector (cont)

Connector in the user

system: QTH-090-04-L-D-A;

Samtec (180 pins)

No.

I/O

Connector

Pin Name

SH7781

Signal Name

Meaning of

Signal

Note

165 I CS2IN-N _CS2 Area selection 2 Connect _CS of SH7781.

Fix unused _CS to high level.

166 I CS3IN-N _CS3 Area selection 3 Connect _CS of SH7781.

Fix unused _CS to high level.

167 I CS4IN-N _CS4 Area selection 4 Connect _CS of SH7781.

Fix unused _CS to high level.

168 I CS5IN-N _CS5 Area selection 5 Connect _CS of SH7781.

Fix unused _CS to high level.

169 I CS6IN-N _CS6 Area selection 6 Connect _CS of SH7781.

Fix unused _CS to high level.

170 I CS7IN-N N.C.

Not connected

171 I CS8IN-N N.C.

Not connected

172 I CS9IN-N N.C.

Not connected

173 O EM0OUT-N EM0OUT-N Emulation-memory

select output

Connect this signal instead

of CS of the MPU when an

emulation memory is used.

174 O EM1OUT-N N.C.

Not connected

175 O EM2OUT-N N.C.

Not connected

176 O EMEN-P N.C.

Not connected

177 I UVCC1 I/O power

supply

3.3-V power

supply

Connect the 3.3-V power

supply.

178 I UVCC2 I/O power

supply

3.3-V power

supply

Connect the 3.3-V power

supply.

179 I UVCC3 I/O power

supply

3.3-V power

supply

Connect the 3.3-V power

supply.

180 I UCNN-N Connected to

user connector

GND (for detecting

connection of the

user system)

Connect this signal to GND

on the user system.

Notes: 1. Do not connect anything to this pin.

2. Refer to section 3.2.8, Description of Emulation Memory Control Signal.

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