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MS51XB9AE

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NuMicro® MS51XB9AE is embedded with based on 1T 8051-based CMOS microcontroller, runs up to 24 MHz, features 16 K bytes flash, 1 K bytes SRAM, and 4 K bytes loader ROM for the ISP, also equipped with rich peripherals: 2 sets of UART; 1 set of I²C, and 1 set of SPI, 18 GPIO, 8 channels of 12-bit ADC, Watchdog Timer, Window Watchdog Timer and 6*16-bit PWM channel, package is available in QFN20.

Target Application:

  • LED lighting
  • Home appliances
  • Industrial control
  • Motor control
  • Battery management system
  • Power supplies

Key Features:

Operating Characteristics
  - Voltage range: 2.4 V to 5.5 V
  - Temperature range: - 40 ℃ to + 105 ℃
  - EFT 4 kV
   
Core
  - 1T 8051-based CMOS microcontroller running up to 24 MHz
     
Memories
  - 16 K bytes Flash
  - Configurable 4 K / 3 K / 2 K / 1 K Bytes of LDROM, which provides flexibility to user developed Boot Code
  - 1 K bytes SRAM
  - 256 Bytes on-chip RAM
  - Flash Memory accumulated with pages of 128 Bytes each
  - Built-in In-Application-Programmable ( IAP )
     
Clocks
  - External clock input ( 32 K body only )
  - 16 MHz high-speed internal oscillator trimmed to ± 1 % when VDD 5.0 V, ± 2 % in all conditions.
  - 24 MHz high-speed internal oscillator trimmed to ± 1 % when VDD 5.0 V, ± 2 % in all conditions
  - 10 kHz low-speed internal oscillator
  - On-the-fly clock source switch via software
   
Power management
  - Brown-out detection ( BOD ) with low power mode available, 4-level selection, interrupt or reset options
  - Power-on reset ( POR )
     
     
Peripherals
  - Two 16-bit Timers / Counters 0 and 1 compatible with standard 8051
  - One 16-bit Timer 2 with three-channel input capture module and 9 input pin can be selected
  - One 16-bit auto-reload Timer 3, which can be the baud rate clock source of UARTs
  - One 16-bit PWM counter interrupt for timer
  - 6*16-bit pulse width modulator ( PWM ) output, with different modes and Fault Brake function for motor control
  - One programmable Watchdog Timer ( WDT )
  - One dedicated Self Wake-up Timer ( WKT )
  - 2 full-duplex UART ports with frame error detection and automatic address recognition
  - 1 SPI port with master and slave modes, up to 12 Mbps when system clock is 24 MHz
  - 1 I²C bus with master and slave modes, up to 400 kbps data rate
  - 8 channels of 12-bit ADC, up to 500 ksps converting rate
  - 18 general purpose I / O pins and 1 input-only pin
  - Programmable pull-ups pull-lows
     
Development Tools
  - Nuvoton Nu-Link with KEILTM and IAR development environment
  - Nuvoton Nu-Link In-Circuit-Programmer
  - Nuvoton In-System-Programming ( ISP )
     
96-bit Unique ID (UID)
     
128-bit Unique Customer ID (UCID)
   
2-Byte (16-bit) PDID

Data Sheet

  • Product Brief

  • File name Version Update Download
  • MS51 product brief 1.00  2019/07/10
  • Data Sheet

  • File name Version Update Download
  • DS_MS51_16KSeries_EN_Rev1.00 1.00  2019/03/04
  • Software

  • File name Version Update Download
  • MS51_16KBSP_Keil_V1.00 1.00  2019/02/27
  • Nu-Link_Keil_Driver_V3.00.6909 3.00.6909  2019/06/14
  • Nu-Link_IAR_Driver_V3.00.6909 3.00.6909  2019/06/26
  • NuMicro_ICP_Programming_Tool_V3.00.6909 3.00.6909  2019/06/14
  • Technical Reference Manual

  • File name Version Update Download
  • TRM_MS51_16KSeries_EN_Rev1.00 V1.00  2019/03/04
  • Development Tool

  • File name Version Update Download
  • NuTiny-MS51FB_V11 V1.1  2019/03/04
  • User Manual

  • File name Version Update Download
  • UM_NuTiny-MS51FB_EN_Rev1.0 V1.0  2019/03/04

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Part No. Check Disty Flash SRAM Data Flash ISP ROM I/O Timer UART SPI I2C PWM Comparator ADC ISP /ICP /IAP Package Status INT Special Function
MS51XB9AE Check Disty None 16K 1K Configurable 4K 18 4*16-bit 2 1 1 6*16-bit   8 ISP,ICP,IAP QFN20 Mass Production 2 1T 8051, 24 MHz internal RC, KBI, on-chip debugger

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