Operational Specifications
3.2.2 Features of Switches and LED
Rev.1.01 Oct.28.2008 3-18
REJ10J1351-0101
3
3.2.2 Features of Switches and LEDs
The M3A-HS19 is provided with six switches and five LEDs. Figure 3.2.3 shows the pin assignment for switches and
LEDs. Table 3.2.7 lists the switches mounted on the M3A-HS19.
SW2
Reset
switch
SW6
IRQ0
switch
SW5
NMI
switch
SW4
1: MD5: L/H
2: HIFEBL: L/H
3: HIFMD: L/H
4: FLWP: L/H
SW3
User
DIP switch
LED1 PC04/SPEED100#
LED2 PC05/LINK#
LED3
PC06/MII_TXD2/_CRS#
LED4 PC07/DUPLEX#
SW1
Power switch
LED5
Power LED
ON
1 2 3 4
ON
1 2 3 4
Top view of the component side
Figure 3.2.3 Pin assignment for Switches and LEDs
Table 3.2.7 Switches on the M3A-HS19
No. Description Remarks
SW1 System power on/off switch -
SW2 System reset input switch See section 2.10 for details.
SW3 User DIP switches (4/package)
SW3-1 OFF: PC16 =
"H" ON: PC16 = "L"
SW3-2 OFF: PC17 =
"H" ON: PC17 = "L"
SW3-3 OFF: PC18 =
"H" ON: PC18 = "L"
SW3-4 OFF: PC19 =
"H" ON: PC19 = "L"
PC16, PC17, PC18, and PC19 are pulled up.
See section 2.7 for details.
SW4 Mode DIP switches (4/package) See Table 3.2.8 for features.
SW5 NMI interrupt switch See section 2.11 for details.
SW6 IRQ0 switch See section 2.11 for details.