User`s guide

Intel
®
StrongARM
®
SA-1110 Microprocessor Development Board User’s Guide 4-13
Hardware Considerations
14 D8_LED
Green LED
0 – LED on
1 – LED off
Application dependant. General application usage. May be used by developers as a
general-purpose indicator or as a scope trigger.
Must be programmed to 1 when system goes to sleep.
15 Vib_On
Vibration motor (quiet alert)
0 – Motor off
1 – Motor on
Must be programmed to 0 when system goes to sleep.
This device uses significant power and should be used sparingly to conserve battery
usage.
16 COM_DTR
COMport Data Terminal Ready
Must be programmed to 0 when system goes to sleep
17 COM_RTS
COMport Request To Send
Must be programmed to 0 when system goes to sleep
18 Rad_WU
Radio wake up interrupt
0 – No interrupt
1 – Interrupts CPU in radio module
Must be programmed to 0 when system goes to sleep
19 SMB_En
System management bus enable
0 – Disable–Must be set to zero for phase 3 SA-1110 Development Boards
1 – Enable–Must be set to zero for phase 3 SA-1110 Development Boards
20
TV_IR_Dec_
En
TV IR Decode Enable
0 – Disable–Must be set to zero for phase 3 SA-1110 Development Boards
1 – Enable–Must be set to zero for phase 3 SA-1110 Development Boards
21 Qmute
Quick Mute
0 – Audio on
1 – Audio mute
Table 4-6. Board Control Register (Sheet 3 of 4)
0x1200,0000 Board Control Register SA-1110 Evaluation Module
Bit
3
1
3
0
2
9
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
1
9
1
8
1
7
1
6
1
5
1
4
1
3
1
2
1
1
1
0
9 8 7 6 5 4 3 2 1 0
Reserved
Spk_Off Rad_On
Qmute
TV_IR_Dec_En
SMB_En
Rad_WU
COM_RTS
COM_DTR
Vib_On
D8_LED D9_LED
RS232En
LCD On
LCD12or16
Light
Audio_On
CF_Bus_On
Stereo_LB
IRDA_MD[1:0]
IRDA_FSEL
SOFT_RST
CF_RST GFX_RST
CF_PWR NEP_RST
Reset X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
Bits Name Description