Samsung P8249 Microscope & Magnifier User Manual


 
CONTROL REGISTERS S3C8245/P8245/C8249/P8249
4-14
IRQ — Interrupt Request Register DCH Set 1
Bit Identifier .7 .6 .5 .4 .3 .2 .1 .0
nRESET Value 0 0 0 0 0 0 0 0
Read/Write R R R R R R R R
Addressing Mode Register addressing mode only
.7 Level 7 (IRQ7) Request Pending Bit; External Interrupts P0.4–0.7
0 Not pending
1 Pending
.6 Level 6 (IRQ6) Request Pending Bit; External Interrupts P0.0–0.3
0 Not pending
1 Pending
.5 Level 5 (IRQ5) Request Pending Bit; Watch Timer Overflow
0 Not pending
1 Pending
.4 Level 4 (IRQ4) Request Pending Bit; SIO Interrupt
0 Not pending
1 Pending
.3 Level 3 (IRQ3) Request Pending Bit; Timer 1 Match/Capture or Overflow
0 Not pending
1 Pending
.2 Level 2 (IRQ2) Request Pending Bit; Timer 0 Match
0 Not pending
1 Pending
.1 Level 1 (IRQ1) Request Pending Bit; Timer B Match
0 Not pending
1 Pending
.0 Level 0 (IRQ0) Request Pending Bit; Timer A Match/Capture or Overflow
0 Not pending
1 Pending