Kontron KBox C-101 - Manual (Page 64)

17. KBox C-101 CPLD Specific Registers KBox C-101 – User’s Guide (Version 2.00)
17.4. SPI Flash Control Registers (SPIFCTRL)
Address 0x10A
4 3 Bit 7 6 5 2 1 0
Name Reserved SPIFORBU Res.
Access - R/W R/W
Reset - 0 1
BITFIELD DESCRIPTION
1 SPIFORBU
Force use of backup SPI Flash:
0 = Normal operation (use COMe Flash)
1 = Force BIOS_DISx# to select carrier on-board SPI Flash
17.5. LED Control / Status Register (LCTRLSR)
The LED Control / Status Register holds a series of bits defining the onboard configuration for the front panel General
Purpose LEDs and enables the user to switch on and off the front panel General Purpose LEDs.
Address 0x10B
4 3 Bit 7 6 5 2 1 0
Name LED_CMD LED_SEL Reserved LED_COLOR
Access R/W R/W - R/W
Reset 0 000 - 00
BITFIELD DESCRIPTION
7 LED_CMD
LED Command
0 = Get LED
1 = Set LED
LED_SEL
LED Select
000 = LED GP1
001 = LED GP2
010 = LED GP3
6..4
011 = LED GP4
1xx = nothing selected
1..0 LED_COLOR
Select LED color
00 – OFF
01 – Green
10 – Red
11 – Amber
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