Nuvoton NuMicro NuMaker-M253LE User Manual
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Nuvoton NuMicro NuMaker-M253LE User Manual

Arm cortex-m0-based microcontroller evaluation board for numicro m253 series
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NuMaker-M253LE
®
NuMicro
Family
®
®
Arm
Cortex
-M0-based Microcontroller
NuMaker-M253LE
User Manual
®
Evaluation Board for NuMicro
M253 Series
The information described in this document is the exclusive intellectual property of
Nuvoton Technology Corporation and shall not be reproduced without permission from Nuvoton.
Nuvoton is providing this document only for reference purposes of NuMicro microcontroller and
microprocessor based system design. Nuvoton assumes no responsibility for errors or omissions.
All data and specifications are subject to change without notice.
For additional information or questions, please contact: Nuvoton Technology Corporation.
www.nuvoton.com
May 12, 2022
Page 1 of 46
Rev 1.00

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Summary of Contents for Nuvoton NuMicro NuMaker-M253LE

  • Page 1 The information described in this document is the exclusive intellectual property of Nuvoton Technology Corporation and shall not be reproduced without permission from Nuvoton. Nuvoton is providing this document only for reference purposes of NuMicro microcontroller and microprocessor based system design. Nuvoton assumes no responsibility for errors or omissions.

  • Page 2: Table Of Contents

    3.9.2 Status LEDs ........................24 4 QUICK START ....................25 4.1 Toolchains Supporting ....................25 4.2 Nuvoton Nu-Link Driver Installation ................25 4.3 BSP Firmware Download ................... 27 4.4 Hardware Setup ......................27 4.5 Find the Example Project ................... 29 4.6 Execute the Project under Toolchains ..............
  • Page 3 NuMaker-M253LE 5.2 M253LE Target Board ....................42 5.3 Extension Connectors ....................43 5.4 PCB Placement ......................44 6 REVISION HISTORY ..................45 May 12, 2022 Page 3 of 46 Rev 1.00...
  • Page 4 NuMaker-M253LE List of Figures Figure 1-1 NuMaker-M253LE Evaluation Board ................7 Figure 3-1 Front View of NuMaker-M253LE ..................9 Figure 3-2 Rear View of NuMaker-M253LE ................... 10 Figure 3-3 M253LE3AE Extension Connectors ................11 Figure 3-4 Arduino UNO Compatible Extension Connectors ............14 Figure 3-5 External Power Supply Sources on Nu-Link2-Me ............
  • Page 5 NuMaker-M253LE Figure 4-28 NuEclipse Debug Mode ....................40 Figure 4-29 Debug Message on Serial Port Terminal Windows ............ 40 Figure 5-1 Nu-Link2-Me Circuit ...................... 41 Figure 5-2 M253LE Target Board Circuit ..................42 Figure 5-3 Extension Connectors Circuit ..................43 Figure 5-4 Front Placement ......................
  • Page 6 NuMaker-M253LE List of Tables Table 3-1 Extension Connectors ....................11 Table 3-2 M253LE3AE Full-pin Extension Connectors and GPIO Function List ......12 Table 3-3 Arduino UNO Extension Connectors and M253LE3AE Mapping GPIO List ....15 Table 3-4 Vin Power Source ......................16 Table 3-5 5 V Power Sources ......................

  • Page 7: Overview

    NuMaker-M253LE OVERVIEW The NuMaker-M253LE is an evaluation board for Nuvoton NuMicro M253LE and M253LD microcontrollers. The NuMaker-M253LE consists of two parts: an M253LE target board and an on- board Nu-Link2-Me debugger and programmer. The NuMaker-M253LE is designed for project evaluation, prototype development and validation with power consumption monitoring function.

  • Page 8: Features

    NuMaker-M253LE FEATURES  NuMicro M253LE3AE used as main microcontroller with function compatible with: M253LD3AE –  M253LE3AE full pins extension connectors  Arduino UNO compatible extension connectors  Ammeter connector for measuring the microcontroller’s power consumption  Flexible board power supply: External V power connector –...

  • Page 9: Hardware Configuration

    NuMaker-M253LE HARDWARE CONFIGURATION Front View Arduino UNO Compatible Extension Connectors Switch Reset Button External V Connector Ammeter VCOM Switch ICE USB Connector USB PWR Connector ICE Chip: M48SSIDAE Power LED ICE Status LED PB0 LED Off-line Program Button External V Connector M253 Target Board Nu-Link2-Me...

  • Page 10: Rear View

    NuMaker-M253LE Rear View Figure 3-2 shows the main components and connectors from the rear side of NuMaker-M253LE. The following lists components and connectors from the rear view:  Nu-Link2-Me MCUVCC Power Switch (ICEJPR1) – ICEVCC Power Switch (ICEJPR2) – ICEVCC Power Switch MCUVCC Power Switch Figure 3-2 Rear View of NuMaker-M253LE May 12, 2022...

  • Page 11: Extension Connectors

    NuMaker-M253LE Extension Connectors Table 3-1 presents the extension connectors. Connector Description JP3, JP4, JP5 and JP6 Full pins extension connectors on the NuMaker-M253LE. NU1, NU2, NU3 and NU4 Arduino UNO compatible pins on the NuMaker-M253LE. Table 3-1 Extension Connectors 3.3.1 Pin Assignment for Extension Connectors The NuMaker-M253LE provides the M253LE3AE onboard and extension connectors (JP3, JP4, JP5 and JP6).
  • Page 12 NuMaker-M253LE M253LE3AE Header Pin No. Function PB.5 / EADC0_CH5 / I2C0_SCL / UART2_TXD / TM0 / INT0 JP3.1 PB.4 / EADC0_CH4 / I2C0_SDA / UART2_RXD / TM1 / INT1 JP3.2 JP3.3 PB.3 / EADC0_CH3 / I2C1_SCL / UART1_TXD / TM2 / INT2 PB.2 / EADC0_CH2 / I2C1_SDA / UART1_RXD / TM3 / INT3 JP3.4 JP3.5...

  • Page 13: Table 3-2 M253Le3Ae Full-Pin Extension Connectors And Gpio Function List

    NuMaker-M253LE M253LE3AE Header Pin No. Function JP4.12 USB_V 33_CAP JP6.1 LDO_CAP JP6.2 JP6.3 JP6.4 PC.14 / SPI0_I2SMCLK / USCI0_CTL0 / TM1 PB.15 / EADC0_CH15 / SPI0_SS / USCI0_CTL1 / UART0_nCTS / UART3_TXD / JP6.5 TM0_EXT PB.14 / EADC0_CH14 / SPI0_CLK / USCI0_DAT1 / UART0_nRTS / UART3_RXD / JP6.6 TM1_EXT / CLKO PB.13 / EADC0_CH13 / SPI0_MISO / USCI0_DAT0 / UART0_TXD / UART3_nRTS /...

  • Page 14: 3.3.2 Arduino Uno Compatible Extension Connectors

    NuMaker-M253LE 3.3.2 Arduino UNO Compatible Extension Connectors Figure 3-4 shows the Arduino UNO compatible extension connectors. MOSI PB.12 PA.8 SPI0_MOSI MISO RESET PB.13 PB.14 nRESET PB.15 SPI0_MISO SPI0_CLK SPI0_SS PB.3 EADC0_CH3 I2C1_SCL UART1_TXD UART0_RXD PA.6 PB.2 EADC0_CH2 I2C1_SDA UART1_RXD UART0_TXD PA.7 PB.4 EADC0_CH4...

  • Page 15: Table 3-3 Arduino Uno Extension Connectors And M253Le3Ae Mapping Gpio List

    NuMaker-M253LE NuMaker-M253LE NuMaker-M253LE Header Header Compatible to Compatible to GPIO Pin of M253 GPIO Pin of M253 Arduino UNO Arduino UNO NU3.1 PA.6 NU2.6 PB.3 NU3.2 PA.7 NU2.5 PB.2 NU3.3 PA.5 NU2.4 PB.4 NU3.4 PA.0 NU2.3 PB.5 NU3.5 PA.1 NU2.2 PB.6 NU3.6 PA.4...

  • Page 16: Power Supply Configuration

    NuMaker-M253LE Power Supply Configuration The NuMaker-M253LE is able to adopt multiple power supplies. External power sources include NU1 Vin (7 V to 12 V), V (depending on the target chip operating voltage), and PC through USB connector. By using switches and voltage regulator, multiple power domains can be created on the NuMaker-M253LE.

  • Page 17: Power Sources

    NuMaker-M253LE 3.4.3 3.3 V Power Sources Table 3-6 presents the 3.3 V power sources. Voltage Regulator 5 V Source Description ICEUP1 converts USB_HS_VBUS to 3.3 V and supplies ICEUP1 USB_HS_VBUS 3.3 V to M253LE target board or ICE chip. UP1 converts USB_VBUS to 3.3 V and supplies 3.3 V to M253LE target board.

  • Page 18: Usb Connectors

    NuMaker-M253LE 3.4.6 USB Connectors Table 3-9 presents the USB connectors. Connector Description ICE USB connector on Nu-Link2-Me for power supply, debugging and ICEJ3 programming from PC. USB FS connector on NuMaker-M253LE for power supply. Table 3-9 USB Connectors 3.4.7 Power Switches Table 3-10 presents the power switches.

  • Page 19: Figure 3-6 External Power Supply Sources On M253Le Target Board

    NuMaker-M253LE To use ICEJ3 as external power supply source with Nu-Link2-Me, please follow the steps below: Solder the resistor on ICEJPR1 (MCUVCC) depending on the target chip operating voltage. Solder the resistor on ICEJPR2 (ICEVCC) depending on the ICE chip operating voltage. Switch the SW2 to OFF.

  • Page 20: Figure 3-7 Detach The Nu-Link2-Me From Numaker-M253Le

    NuMaker-M253LE To use JP1 as external power supply source, please follow the steps below: Switch the SW2 to OFF. Remove the resistor on ICEJPR1 (MCUVCC). Solder the resistor on ICEJPR2 (ICEVCC) depending on the ICE chip operating voltage. Connect ICEJ3 to PC. Connect the external power supply to JP1.

  • Page 21: Table 3-12 Supply External Power For M253Le Target Board

    NuMaker-M253LE Table 3-12 presents all power models when supplies external power through M253LE target board. The M253LE target board external power sources are highlighted in yellow. ICEJPR1 ICEJPR2 Target Chip ICE Chip Model ICEJ3 (MCUVCC) (ICEVCC) Voltage Selection Voltage Selection Selection 7 V ~ 12 V Remove...

  • Page 22: External Reference Voltage Connector

    NuMaker-M253LE External Reference Voltage Connector Table 3-14 presents the external reference voltage connector. Connector Description Connector for user to connect to the external reference voltage pin of the VREF1 target chip. User needs to remove the L5 ferrite bead. Table 3-13 External Reference Voltage Connector Ammeter Connector Table 3-14 presents the ammeter connector.

  • Page 23: Leds

    NuMaker-M253LE LEDs Table 3-16 presents the LEDs. Component Description Power LED The power LED indicates that the NuMaker-M253LE is powered. PB0 LED The LED is connected to the target chip PB.0. ICES0, ICES1, ICES2 Nu-Link2-Me status LED. and ICES3 Table 3-16 LEDs Nu-Link2-Me The Nu-Link2-Me is an attached on-board debugger and programmer.

  • Page 24: Status Leds

    NuMaker-M253LE 3.9.2 Status LEDs Table 3-16 presents the status LEDs patterns for different operation on Nu-Link2-Me. Status LED Operation Status ICES0 ICES1 ICES2 ICES3 Boot Flash x 3 Flash x 3 Flash x 3 Flash x 3 Idle One Nu-Link2-Me is selected to connect Flash x 3 Flash x 3 Flash x 3...

  • Page 25: Quick Start

    KEIL MDK Nuvoton edition M0/M23  IAR EWARM  NuEclipse GCC (for Windows)  NuEclipse GCC (for Linux) Nuvoton Nu-Link Driver Installation Download and install the latest Nuvoton Nu-Link Driver.  Download and install Nu-Link_Keil_Driver when using Keil MDK.  Download and install Nu-Link_IAR_Driver when using IAR EWARM.

  • Page 26: Figure 4-2 Nu-Link Usb Driver Installation

    NuMaker-M253LE Figure 4-2 Nu-Link USB Driver Installation May 12, 2022 Page 26 of 46 Rev 1.00...

  • Page 27: Bsp Firmware Download

    NuMaker-M253LE BSP Firmware Download Download and unzip the Board Support Package (BSP). Hardware Setup Open the virtual COM (VCOM) function by changing Nu-Link2-Me VCOM Switch No. 1 and 2 to Figure 4-3 Open VCOM Function Connect the ICE USB connector shown in Figure 4-4 to the PC USB port through a USB cable. Figure 4-4 ICE USB Connector May 12, 2022 Page 27 of 46...

  • Page 28: Figure 4-5 Device Manger

    NuMaker-M253LE Find the “Nuvoton Virtual COM Port” on the Device Manger as Figure 4-5. Figure 4-5 Device Manger Open a serial port terminal, PuTTY for example, to print out debug message. Set the speed to 115200. Figure 4-6 presents the PuTTY session setting.

  • Page 29: Find The Example Project

    NuMaker-M253LE Find the Example Project Use the “Template” project as an example. The project can be found under the BSP folder as shown in Figure 4-7.  M253_Series_BSP_CMSIS_V3.XX.XXX  SampleCode  Template   Keil  Figure 4-7 Template Project Folder Path Execute the Project under Toolchains Open and execute the project under the toolchain.

  • Page 30: Figure 4-9 Project File Migrate To Version 5 Format

    Make sure the debugger is “Nuvoton Nu-Link Debugger” as shown in Figure 4-10 and Figure 4-11. Figure 4-10 Debugger Setting in Options Window Note: If the dropdown menu in Figure 4-10 does not contain “Nuvoton Nu-Link Debugger” item, please rework section 4.2. May 12, 2022 Page 30 of 46 Rev 1.00...

  • Page 31: Figure 4-11 Programming Setting In Options Window

    NuMaker-M253LE Figure 4-11 Programming Setting in Options Window Rebuild all target files. After successfully compiling the project, download code to the Flash memory. Click “Start/Stop Debug Section” button to enter debug mode. 1. Rebuild 2. Successfully compile 3. Download 4. Start/Stop Debug Figure 4-12 Compile and Download the Project May 12, 2022 Page 31 of 46...

  • Page 32: Figure 4-13 Keil Mdk Debug Mode

    NuMaker-M253LE Figure 4-13 shows the debug mode under Keil MDK. Click “Run” and the debug message will be printed out as shown in Figure 4-14. User can debug the project under debug mode by checking source code, assembly language, peripherals’ registers, and setting breakpoint, step run, value monitor, etc.

  • Page 33: Iar Ewarm

    NuMaker-M253LE 4.6.2 IAR EWARM This section provides steps to beginners on how to run a project by using IAR EWARM. Double click the “Template.eww” to open the project. Make sure the toolbar contains “Nu-Link” item as shown in Figure 4-15. Note: If the toolbar does not contain “Nu-Link”...

  • Page 34: Figure 4-17 Iar Ewarm Debug Mode

    NuMaker-M253LE Figure 4-17 shows the debug mode under IAR EWARN. Click “Go” and the debug message will be printed out as shown in Figure 4-18. User can debug the project under debug mode by checking source code, assembly language, peripherals’ registers, and setting breakpoint, step run, value monitor, etc.

  • Page 35: Nueclipse

    NuMaker-M253LE 4.6.3 NuEclipse This section provides steps to beginners on how to run a project by using NuEclipse. Please make sure the filenames and project folder path contain neither invalid character nor space. Double-click “NuEclipse.exe" to open the toolchain. Import the “Template” project by following the steps presented in Figure 4-19 and Figure 4-20. Figure 4-19 Import the Project in NuEclipse M031_Series_BSP_CMSIS_V3.XX.XXX\SampleCode\Template M031_Series_BSP_CMSIS_V3.XX.XXX\SampleCode\Template\GCC)

  • Page 36: Figure 4-21 Open Project Properties Window

    NuMaker-M253LE Click the “Template” project and find the project properties as shown in Figure 4-21. Make sure the settings are the same as settings in Figure 4-22. Figure 4-21 Open Project Properties Window Figure 4-22 Project Properties Settings May 12, 2022 Page 36 of 46 Rev 1.00...

  • Page 37: Figure 4-23 Build Project

    NuMaker-M253LE Click the “Template” project and build the project. Figure 4-23 Build Project After the project is built, click the “Template” project and set the “Debug Configuration” as shown in Figure 4-24. Follow the settings presented in Figure 4-25, Figure 4-26 and Figure 4-27 to enter debug mode.

  • Page 38: Figure 4-25 Main Tab Configuration

    NuMaker-M253LE Note 1: Double-click the “GDB Nuvoton Nu-Link Debugging” to create the sub item. Note 2: After the project is built, the “*.elf” file will be shown in “C/C++ Application” frame. Figure 4-25 Main Tab Configuration Figure 4-26 Debugger Tab Configuration...

  • Page 39: Figure 4-27 Startup Tab Configuration

    NuMaker-M253LE Note: User must follow those settings highlighted in green, and configure other settings depending on the needs. Figure 4-27 Startup Tab Configuration May 12, 2022 Page 39 of 46 Rev 1.00...

  • Page 40: Figure 4-28 Nueclipse Debug Mode

    NuMaker-M253LE Figure 4-28 shows the debug mode under NuEclipse. Click “Resume” and the debug message will be printed out as shown in Figure 4-29. User can debug the project under debug mode by checking source code, assembly language, peripherals’ registers, and setting breakpoint, step run, value monitor, etc.

  • Page 41: Numaker-M253Le Schematics

    NuMaker-M253LE NUMAKER-M253LE SCHEMATICS Nu-Link2-Me Figure 5-1 shows the Nu-Link2-Me circuit. Figure 5-1 Nu-Link2-Me Circuit May 12, 2022 Page 41 of 46 Rev 1.00...

  • Page 42: M253Le Target Board

    NuMaker-M253LE M253LE Target Board Figure 5-2 shows the M253LE target board circuit. Figure 5-2 M253LE Target Board Circuit May 12, 2022 Page 42 of 46 Rev 1.00...

  • Page 43: Extension Connectors

    NuMaker-M253LE Extension Connectors Figure 5-3 shows extension connectors of NuMaker-M253LE. Figure 5-3 Extension Connectors Circuit May 12, 2022 Page 43 of 46 Rev 1.00...

  • Page 44: Pcb Placement

    NuMaker-M253LE PCB Placement Figure 5-4 and Figure 5-5 show the front and rear placement of NuMaker-M253LE. Figure 5-4 Front Placement Figure 5-5 Rear Placement May 12, 2022 Page 44 of 46 Rev 1.00...

  • Page 45: Revision History

    NuMaker-M253LE REVISION HISTORY Date Revision Description  2022.05.12 1.00 Initial version May 12, 2022 Page 45 of 46 Rev 1.00...
  • Page 46 NuMaker-M253LE Important Notice Nuvoton Products are neither intended nor warranted for usage in systems or equipment, any malfunction or failure of which may cause loss of human life, bodily injury or severe property damage. Such applications are deemed, “Insecure Usage”.

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