Hatteland Display 13 inch - HD 13T21 MMC (Widescreen, Inte Ato CPU) - Manual (Page 11)

DOC101014-1_Hatteland Display API_AIPC.docx rev: 7
Created: 17.11.2011 Modified: 07.10.2013 11 of 27
Hatteland Display AS, Åmsosen, N-5578 Nedre Vats, Norway
Tel: (+47) 4814 2200 - [email protected] - www.hatteland-display.com
Hatteland Display API
All intellectual properties belongs to Hatteland Display AS
command will read the status of the PAD
LED register. A return of 0x01 means that
the PADS LED lights are turned on while
0x00 means they are turned off.
PAD_LED_LIGHT_ON WO - - Turns on the PAD LED lights.
PAD_LED_LIGHT_OFF WO - - Turns off the PAD LED lights.
PAD_LED_DIMMING RW 0xXX 1 byte Get / Set level of PAD LEDS. (0xFF = 100%,
0x00 =0%). Note that if
PAD_LED_DIMMING_FOLLOW_EN is
activated, the value of the
PAD_LED_DIMMING will follow the
BACK_LEVEL_ADJUSTEMENT value.
PAD_LED
DIMMING_FOLLOW RO - 1 byte A read to this register will reveal if the
PAD_LED light brightness is set to follow the
display backlight value or the
PAD_LED_DIMMING value.
0x01 = Follow backlight brightness.
0x00 = Adjustable by PAD_LED_DIMMING
PAD_LED
DIMMING_FOLLOW_EN WO - Enables PAD LEDS to follow display
backlight.
PAD_LED
DIMMING_FOLLOW_DIS
WO - - Disables PAD LEDS to follow display
backlight.
AMBIENT_LIGHT_SENSOR RO - 2 bytes Read measurement from ambient light
sensor.
AMBIENT_LIGHT_SENSOR_
RANGE RW 0xXX
[0-4] 1 byte Get/Set the sensor range setting of ambient
light sensor.
0x00=Range1
0x01=Range2
0x02=Range3
0x03=Range4
0x04=OFF
3.3.1.6 Alarm status of computer side control
Functions
R/W Input Output Functionality
STATE_POWER_OFF_2_ON WO - - Watchdog change state.
Turns on Error LED.
Turns off K1 relay.
Turns off HS1 switch.
Turns off the Buzzer.
STATE_BOOTING WO - - Set state “Booting”.
STATE_OS_RUNNING WO - - Set state “OS running”.
STATE_APPLICATION_RUNNING WO - - Set state “Application running
normal”.
STATE_MAINTENANCE WO - - Set state “Maintenance”.
STATE_COMP_HALTED WO - - Set state “Computer Halted”.
STATE_COMP_LOOP WO - - Set state “Computer running in
loop”.
STATE_SHUT_DOWN WO - - Set state “shut down”.
STATE_RESTART WO - - Set state “restart”.
STATE_SLEEP_MODE WO - - Set state “Sleep mode”.
STATE_LOW_POWER WO - - Set state “Low power”.