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ST92F124 数据表(PDF) 101 Page - STMicroelectronics |
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ST92F124 数据表(HTML) 101 Page - STMicroelectronics |
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101 / 429 page ![]() 101/429 ST92F124/F150/F250 - INTERRUPTS EXTERNAL INTERRUPTS (Cont’d) Figure 51. External Interrupt Control Bits and Vectors * Only four interrupt pins are available. Refer to Table 19 for I/O pin mapping. INT A0 request VECTOR Priority level Mask bit Pending bit IMA0 IPA0 V7 V6 V5 V4 0 0 0 X X X 0 “0” “1” IA0S Watchdog/Timer End of count INT 0 pin* INT A1 request INT 6 pin INT B0 request INT 2 pin* INT B1 request TEB1 INT 3 pin* INT C0 request INT C1 request INT D0 request INT D1 request VECTOR Priority level Mask bit Pending bit IMA1 IPA1 V7 V6 V5 V4 0 0 1 X X X 1 V7 V6 V5 V4 0 1 0 X X X 0 V7 V6 V5 V4 0 1 1 X X X 1 V7 V6 V5 V4 1 0 0 X X X 0 V7 V6 V5 V4 1 0 1 X X X 1 V7 V6 V5 V4 1 1 0 X X X 0 V7 V6 V5 V4 1 1 1 X X X 1 VECTOR Priority level VECTOR Priority level VECTOR Priority level VECTOR Priority level VECTOR Priority level VECTOR Priority level Mask bit IMB0 Pending bit IPB0 Pending bit IPB1 Pending bit IPC0 Pending bit IPC1 Pending bit IPD0 Pending bit IPD1 Mask bit IMB1 Mask bit IMC0 Mask bit IMC1 Mask bit IMD0 Mask bit IMD1 SPIS SPI “1” “0” INTS STIM Timer “1” “0” INT_SEL RCCU “0” “1” TEA0 TEB0 “0” “1” TED0 EFTIS EFT1 Timer “1” “0” “1” “0” EFTIS EFT0 Timer “1” “0” ID1S NMI Wake-up Controller WKUP (0:15) E3 TM/Flash FEIEN INT 4 pin* INT 5 pin* INT 1 pin* TEA1 TEC0 TEC1 9 |
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