Renesas SH7149 - Manual (Page 42)

Operational Specifications
3.1.7 Extension Connector (J14)
Rev.1.0 Dec 15, 2006 3-14
REJ10J0917-0100
3
3.1.7 Extension Connector (J14)
Extension connector(J14) connects the pins necessary for writing a on-chip flash memory of SH7149.
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 3.1.12 lists pin assignments of the extension connector(J14).
Table 3.1.12 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 FTXD1(PA4/TXD1)* 1 Serial port Select Jumper (JP3), Extension connector(J9, J10)
16 GND -
17 FRXD1(PA3/RXD1)* 2 Serial port Select Jumper (JP4), Extension connector(J9, J10)
18 VCC -
19 NC -
20 VCC -
Note * 1: When serial port select jumper (JP3) is set to “2-3”, it is activated.
* 2 : When serial port select jumper (JP4) is set to “2-3”, it is activated.