參考資料為
TMS320F2803x Piccolo System Control and Interrupts
- PIECTRL Register (Address 0xCE0)
- PIE Interrupt Acknowledge Register (PIEACK) Register (Address 0xCE1)
- PIE Interrupt Flag Registers(PIEIFRx)
- PIE Interrupt Enable Registers(PIEIERx)
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- 沒什麼好說的 0(W):Disable ,1(W):Enable
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- CPU Interrupt Flag Register (IFR)
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External Interrupt Control Registers(外部中斷源)