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S3C2410A INTERRUPT CONTROLLER
14-17
SUB SOURCE PENDING (SUBSRCPND) REGISTER
You can clear a specific bit of the SUBSRCPND register by writing a data to this register. It clears only the bit
positions of the SUBSRCPND register corresponding to those set to one in the data. The bit positions corresponding
to those that are set to 0 in the data remains as they are.
Register Address R/W Description Reset Value
SUBSRCPND 0X4A000018 R/W Indicate the interrupt request status.
0 = The interrupt has not been requested.
1 = The interrupt source has asserted the interrupt
request.
0x00000000
SUBSRCPND Bit Description Initial State
Reserved [31:11] Not used 0
INT_ADC [10] 0 = Not requested, 1 = Requested 0
INT_TC [9] 0 = Not requested, 1 = Requested 0
INT_ERR2 [8] 0 = Not requested, 1 = Requested 0
INT_TXD2 [7] 0 = Not requested, 1 = Requested 0
INT_RXD2 [6] 0 = Not requested, 1 = Requested 0
INT_ERR1 [5] 0 = Not requested, 1 = Requested 0
INT_TXD1 [4] 0 = Not requested, 1 = Requested 0
INT_RXD1 [3] 0 = Not requested, 1 = Requested 0
INT_ERR0 [2] 0 = Not requested, 1 = Requested 0
INT_TXD0 [1] 0 = Not requested, 1 = Requested 0
INT_RXD0 [0] 0 = Not requested, 1 = Requested 0