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7 extension connector (j14), Operational specifications – Renesas SuperH M3A-HS86 User Manual

Page 52

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Operational Specifications

3.1.7 Extension Connector (J14)

Rev.1.0 Feb 6, 2007

3-16

REJ10J0916-0100

3

3.1.7 Extension Connector (J14)

Extension connector(J14) connects the pins necessary for writing a on-chip flash memory of SH7086.

Figure 3.1.9 lists pin assignments of the extension connectors.

Board Edge

19

20

1

2

J1

4

Top View of the

Component Side

Board Edge

Figure 3.1.9 Pin Assignments of the Extension Connector (J14)

Table 3.1.14 lists pin assignments of the extension connector (J14).

Table 3.1.14 Pin Assignments of the Extension Connector (J14)

Pin

Signal Name

Other Connection

1

RES

________

-

2

GND -

3

FWE

FWE pin select jumper (JP2)

4

GND -

5

MD0

DIP switch for system setting (SW4-3)

6

GND -

7

MD1

DIP switch for system setting (SW4-2)

8

GND -

9

NC -

10

GND -

11

NC -

12

GND -

13

NC -

14

GND -

15

PA4/A23/TXD1

Serial port connector (J3)

16

GND -

17

PA3/A24/RXD1

Serial port connector (J3)

*

18

VCC -

19

NC -

20

VCC -

Note *: It is connected to the output pin of RS-232C driver.