CONTROL REGISTERS
S3C8248/C8245/P8245/C8247/C8249/P8249
4-14
IRQ
— Interrupt Request Register
DCH
Set 1
Bit Identifier
.7
.6
.5
.4
.3
.2
.1
.0
RESET
RESET
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
Содержание S3C8248
Страница 31: ...ADDRESS SPACES S3C8248 C8245 P8245 C8247 C8249 P8249 2 20 NOTES ...
Страница 107: ...INTERRUPT STRUCTURE S3C8248 C8245 P8245 C8247 C8249 P8249 5 18 NOTES ...
Страница 195: ...INSTRUCTION SET S3C8248 C8245 P8245 C8247 C8249 P8249 6 88 NOTES ...
Страница 221: ...I O PORTS S3C8248 C8245 P8245 C8247 C8249 P8249 9 16 NOTES ...
Страница 245: ...16 BIT TIMER 0 1 S3C8248 C8245 P8245 C8247 C8249 P8249 12 10 NOTES ...
Страница 249: ...WATCH TIMER S3C8248 C8245 P8245 C8247 C8249 P8249 13 4 NOTES ...
Страница 267: ...A D CONVERTER S3C8248 C8245 P8245 C8247 C8249 P8249 15 6 NOTES ...
Страница 299: ...S3P8245 P8249 OTP S3C8248 C8245 P8245 C8247 C8249 P8249 21 8 NOTES ...
Страница 307: ......
Страница 309: ......
Страница 311: ......
Страница 313: ......
Страница 315: ...BOOK SPINE TEXT SAMSUNG Logo S3C8248 C8245 P8245 C8247 C8249 P8249 Microcontrollers User s Manual Rev 3 March 2002 ...