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M4521LE6AE

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M4521 part

The NuMicro® M4521 USB series 32-bit microcontroller (MCU) is embedded with the ARM® Cortex®-M4 core and operating at 2.5V ~ 5.5V and -40℃ ~ 105℃, and provides 22.1184 MHz internal oscillator (1% accuracy at 25℃, 5V) , Data Flash configurable and high immunity (8KV ESD, 4KV EFT) . Package types include LQFP48 and LQFP64.

Target Application:
Industrial Automation, Inverters, Uninterruptible Power Supply(UPS), Home Automation, USB Accessories, Smart Card Reader, Motor Control, etc.

Key Features:

Core
  - ARM® Cortex®-M4 with DSP and FPU
  - Max frequency of 72 MHz
  - Operating voltage: 2.5V to 5.5V
  - Temperature range: -40℃ ~ 105℃
   
Memory
  - 128 KB of Flash Memory
  - 32 KB of SRAM
  - Data Flash configurable
     
   
12-bit ADC (up to 10 channels)
   
16-bit PWM (up to 10 channels)
   
Timers
  - 4 sets of 32-bit timers
  - RTC
   
   
     
  Connectivity
    - USB 2.0 FS Host/Device
    - USB 2.0 FS Crystal-less at Device mode
    - Up to 3 UARTs
    - Up to 2 SPIs (1xSPI + 1xQSPI)
    - Up to 2 I²Cs (up to 1 MHz)
    - Smart card interfaces
       
       
     
  Security
    - CRC engine
    - Tamper Detection
    - Flash Security Lock
       
     
  Clock Control
    - 4 to 24 MHz external crystal oscillator
    - 32.768 kHz crystal oscillator
    - 22.1184 MHz internal RC oscillator
    - 10 kHz internal RC oscillator
     
     
       
     

Data Sheet

  • Example Code

  • File name Version Update Download
  • EC_M451_ACMP_Trigger_PWM_Brake_Edge_Det_V1.00 1.00  2016/12/27
  • EC_M451_ACMP_Trigger_PWM_Brake_Level_Det_V1.00 1.00  2016/12/27
  • EC_M451_ClassD_with_ADC 1.00  2016/10/03
  • EC_M451_DSP_Basic_math_Functions_V1.0 1.00  2016/07/26
  • EC_M451_DSP_Convolution_V1.0 1.00  2016/07/26
  • EC_M451_DSP_Fast_math_Functions_V1.0 1.00  2016/07/26
  • EC_M451_DSP_Interpolation_V1.0 1.00  2016/09/22
  • EC_M451_DSP_Matrix_V1.0 1.00  2016/09/21
  • EC_M451_DSP_PID_Controller_V1.0 1.00  2016/07/26
  • EC_M451_DSP_Statistics_Functions_V1.0 1.00  2016/07/26
  • EC_M451_HID_Trans_PassThrough_V1.00 1.00  2017/12/27
  • EC_M451_PWM_Synchronous_V1.0 1.00  2017/12/05
  • EC_M451_RGBLED_Dimming_V1.0 1.0  2016/07/26
  • EC_M451_RTC_Snoop_Det_V1.00 1.00  2016/12/30
  • EC_M451_SPI_Dual_Mode_V1.00 1.00  2016/12/27
  • EC_M451_Temperature_Sensor_V1.0 1.0  2018/06/29
  • EC_M451_UART_Timerout_V1.00 1.00  2016/08/04
  • EC_M451_USBH_UMAS_SPIWriter_V1.0 1.0  2018/09/11
  • EC_M452_USBD_UAC_with_NAU88L25_V1.00 V1.00  2016/12/27
  • EC_M453_USB_HID_Keyboard_V1.00 1.00  2016/07/22
  • M451_1KHz_Buzzer 1.00  2016/10/03
  • Load and call functions in SRAM 1.00  2016/12/30
  • Application Note

  • File name Version Update Download
  • AN_0001_NuMicro_Cortex-M_Code_Protection_EN_Rev1.00 1.00  2015/07/31
  • NuMaker Brick Design Guide 1.01   2016/07/27
  • Data Sheet

  • File name Version Update Download
  • DS_M4521_Series_EN_Rev1.00 1.00  2018/11/09
  • Software

  • File name Version Update Download
  • M4521_BSP_CMSIS_V3.00.000.zip 3.00.000  2018/10/04
  • Nu-Link_Command_Tool_V3.00.6909 3.00.6909  2019/05/07
  • Nu-Link_Keil_Driver_V3.00.6909 3.00.6909  2019/06/14
  • Nu-Link_IAR_Driver_V3.00.6909 3.00.6909  2019/06/14
  • NuEclipse_V1.01.014_Windows_Setup V1.01.014  2018/12/19
  • NuMicro_ICP_Programming_Tool_V3.00.6909 3.00.6909  2019/06/14
  • NuMicro_ISP_Programming_Tool_V2.06 2.06  2019/03/14
  • Nuvoton_NuGang_Programmer_V7.02 7.02  2016/11/22
  • NuTool-PinConfigure_V1.15.0006 1.15.0006  2019/06/24
  • NuTool-PinView_V3.00.6909 3.00.6909  2019/06/14
  • SW_Drone_V1.421 V1.421  2016/12/30
  • SW_NuMaker_Brick_V1.3 1.3  2017/04/19
  • Technical Reference Manual

  • File name Version Update Download
  • TRM_M4521_Series_EN_Rev1.00 1.00  2018/10/30
  • Development Tool

  • File name Version Update Download
  • HW_M451_LED_Display_Rev1.0 1.0  2015/02/13
  • HW_M452_Quad_Copter_Rev1.4 1.4  2015/10/01
  • HW_NuMaker_Brick_V1.2 1.2   2016/07/05
  • NuMicro_OrCAD_Library_V1.0 V1.0  2016/08/11
  • NuMicro_PADS_Library_V1.0 V1.0  2016/08/11
  • NuEdu-SDK_M451_Rev2.0 2.0  2014/10/17
  • Online Training

  •   Name Published date Online certificate
  • Nuvoton - Numaker Brick - part 1 2018/08/20
  • Nuvoton - Numaker Brick - part 2 2018/08/20
  • User Manual

  • File name Version Update Download
  • DG_NuMaker_Brick_M451_Series_EN_Rev1.11 1.11   2017/05/17
  • DG_NuMaker_Brick_M451_Series_TC_Rev1.11 1.11  2017/04/27
  • NuEdu-SDK-M451_Quick_Start_CHT 1.0  2014/10/24
  • UM_AHRS_Module_M452_Series_TC_Rev1.00 1.00  2016/12/27
  • UM_M452_Quad_Copter_SC_Rev1.0 1.0  2015/10/01

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