Freescale-semiconductor 56F8122 Manual do Utilizador Página 64

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56F8322 Techncial Data, Rev. 10.0
64 Freescale Semiconductor
Preliminary
5.6.6.3 SCI1 Receiver Error Interrupt Priority Level (SCI1_RERR IPL)—
Bits 9–8
This field is used to set the interrupt priority level for IRQs. This IRQ is limited to priorities 0 through 2.
They are disabled by default.
00 = IRQ disabled (default)
01 = IRQ is priority level 0
10 = IRQ is priority level 1
11 = IRQ is priority level 2
5.6.6.4 Reserved—Bits 7–6
This bit field is reserved or not implemented. It is read as 0 and cannot be modified by writing.
5.6.6.5 SCI1 Transmitter Idle Interrupt Priority Level (SCI1_TIDL IPL)—
Bits 5–4
This field is used to set the interrupt priority level for IRQs. This IRQ is limited to priorities 0 through 2.
They are disabled by default.
00 = IRQ disabled (default)
01 = IRQ is priority level 0
10 = IRQ is priority level 1
11 = IRQ is priority level 2
5.6.6.6 SCI1 Transmitter Empty Interrupt Priority Level (SCI1_XMIT IPL)— Bits
3–2
This field is used to set the interrupt priority level for IRQs. This IRQ is limited to priorities 0 through 2.
They are disabled by default.
00 = IRQ disabled (default)
01 = IRQ is priority level 0
10 = IRQ is priority level 1
11 = IRQ is priority level 2
5.6.6.7 SPI0 Transmitter Empty Interrupt Priority Level (SPI0_XMIT IPL)—
Bits 1–0
This field is used to set the interrupt priority level for IRQs. This IRQ is limited to priorities 0 through 2.
They are disabled by default.
00 = IRQ disabled (default)
01 = IRQ is priority level 0
10 = IRQ is priority level 1
11 = IRQ is priority level 2
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