NuMicro® NUC029LEE/NUC029SEE
32-bit Arm
®
Cortex
®
-M0 Microcontroller
Aug, 2018
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Rev 1.00
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MCU Interrupt Request Control Register (MCU_IRQCR)
Register
Offset
R/W
Description
Reset Value
MCU_IRQCR
0x88
R/W
MCU Interrupt Request Control Register
0x0000_0000
31
30
29
28
27
26
25
24
Reserved
23
22
21
20
19
18
17
16
Reserved
15
14
13
12
11
10
9
8
Reserved
7
6
5
4
3
2
1
0
Reserved
FAST_IRQ
Bits
Description
[31:1]
Reserved
Reserved.
[0]
FAST_IRQ
Fast IRQ Latency Enable Bit
0 = MCU IRQ latency is fixed at 13
clock cycles of HCLK, MCU will enter IRQ handler after
this fixed latency when interrupt happened.
1 = MCU IRQ latency will not fixed, MCU will enter IRQ handler as soon as possible when
interrupt happened.