Adc Channels; System Interrupts - Honeywell bendis king KLN 94 Maintenance Manual

BENDIX/KING
SYSTEM
ANALOG ANALOG SIGNALS
CHANNELS
ADA0 DIM_POT_SENSE Monitors the setting of the Switch Board U7005 pot setting.
ADA1
ADA2 DIM_BUS_SENSE Monitors the setting of the aircraft's lighting bus.
ADA3 DISPLAY_TEMP
ADA4
ADA5
ADA6
ADA7 BAT_MEAS
The Host microprocessor can monitor up to 7 interrupts of which only 4 are used. The following
table shows the descriptions of the interrupts monitored.
SYSTEM INTERRUPT
INTERRUPTS SIGNALS
IRQ1 DPRAM_INTLn
IRQ2 DBTX_INTn
IRQ3 GLUINTn
IRQ4 DBRX_INTn
IRQ5 NC
IRQ6 NC
PF7 POWER_SHUTDOWNn
Upon the release of MAIN_HW_RESETn, the Host microprocessor starts addressing code space
data from the programmed flash part (U5010) starting with all address lines low as the first ad-
dress. The memory map of the Host microprocessor is depicted in the following table.
Page 4-28
DIGTEMP Measures unit temperature.
Measure of the Backlight LED's temperature.
PWRBUS Samples unit bus voltage selected by U5020.
OBSSIN Monitors SIN ouput of OBS resolver.
OBSCOS Monitors COS ouput of OBS resolver.
Measures battery level.
TABLE 4-2 ADC Channels
TABLE 4-3 System Interrupts
15599M00.JA
DESCRIPTIONS
DESCRIPTIONS
U5008 interrupt for Dual Port Ram operation.
DUART database loader transmit ready.
DUART GPS transmit ready/receive interrupt.
DUART database loader receive ready.
Pulled High.
Pulled Low.
Port pin F7 is used as an output to shutdown the unit
via S/W, rather than as an interrupt.
KLN 94
Rev 0, Sept/2000