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常见问答
NuMicro® 家族的芯片内核有什么特色? 日期：2016-06-27
NuMicro® 家族的芯片内核使用ARM® Cortex®-M系列的32位处理器，区分为Cortex®-M0系列以及Cortex®- M4系列，可以满足不同应用功能的需求。
下面表格分别以NuMicro®的Cortex®-M0 NUC230/240系列，以及Cortex® -M4 NUC442/472系列为例，介绍它们的功能以及支持特色：
|
|
Cortex®-M0 NUC230/240 |
Cortex®-M4 NUC442/472 |
|
Architecture |
ARM v6M |
ARM v7ME |
|
DMIPS/MHz |
0.9 |
1.25 |
|
Interrupts |
32 |
172 |
|
Interrupt Priorities |
4 |
16 |
|
Breakpoints / Watchpoints |
4/2 |
6/2 |
|
MPU |
NO |
Yes |
|
Single Cycle Multiply |
Yes |
Yes |
|
Hardware divider |
No |
Yes |
|
Wakeup Interrupt Controller |
Yes |
Yes |
|
Support Bit-banding |
Yes (GPIO bit banding) |
Yes |
|
Single Cycle DSP/SIMD |
No |
Yes |
|
Float Point Hardware |
No |
Yes |
| 产品: | 微控制器 ,Arm Cortex-M0 微控制器 ,Arm Cortex-M4 微控制器 ,M451 Base 系列 ,M451M 系列 ,M452 USB 系列 ,M453 CAN 系列 ,M4TK 触摸 IC 系列 ,NUC442 / 472 系列 ,NUC505 系列 |
|---|---|
| 应用: | |
| 功能: | Peripherals,ARM,Cortex-M0,Cortex-M4 |
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