Nuvoton NuMaker-M0A23OC User Manual
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Nuvoton NuMaker-M0A23OC User Manual

Arm cortex-m 32-bit microcontroller for numicro m0a21 series;
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NuMaker-M0A23OC
®
®
ARM
Cortex
-M
32-bit Microcontroller
NuMaker-M0A23OC
User Manual
®
NuMicro
M0A21 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 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
Oct. 23, 2020
Page 1 of 48
Rev 1.01

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Summary of Contents for Nuvoton NuMaker-M0A23OC

  • 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 based system design. Nuvoton assumes no responsibility for errors or omissions.

  • Page 2: Table Of Contents

    Status LEDs ....................26 3.11.2 Quick Start ..................27 Toolchains Support ................... 27 Nuvoton Nu-Link Driver Installation ..............27 BSP Firmware Download ................29 Hardware Setup ..................29 Find the Example Project ................31 Execute the Project under Toolchains ............. 31 Keil MDK .......................
  • Page 3 NuMaker-M0A23OC IAR EWARM ....................35 4.6.2 NuEclipse ...................... 37 4.6.3 NuMaker-M0A23OC Schematics .............. 43 Nu-Link2-Me ................... 43 M0A21 Platform ..................44 Extension Connector ................. 45 PCB Placement ..................46 REVISION HISTORY ................47 Oct. 23, 2020 Page 3 of 48...
  • Page 4 Figure 3-5 External Power Supply Sources on Nu-Link2-Me ............19 Figure 3-6 External Power Supply Sources on M0A21 platform ........... 20 Figure 3-7 Detach the Nu-Link2-Me from NuMaker-M0A23OC ............. 21 Figure 3-8 Wiring between Ammeter Connector and Ammeter ............. 23 Figure 3-9 Function Switches on NuMaker-M0A23OC ..............
  • Page 5 NuMaker-M0A23OC Figure 4-27 Startup Tab Configuration ..................41 Figure 4-28 NuEclipse Debug Mode ....................42 Figure 4-29 Debug Message on Serial Port Terminal Windows ............ 42 Figure 5-1 Nu-Link2-Me Circuit ...................... 43 Figure 5-2 M0A21 platform Circuit ....................44 Figure 5-3 Extension Connectors Circuit ..................45 Figure 5-4 Front Placement ......................
  • Page 6 NuMaker-M0A23OC List of Tables Table 3-1 Extension Connectors ....................12 Table 3-2 M0A23OC1AC Full-pin Extension Connectors and GPIO Function List ....... 14 Table 3-3 Arduino UNO Extension Connectors and M0A23OC1AC Mapping GPIO List....16 Table 3-4 Vin Power Source ......................17 Table 3-5 5 V Power Sources ......................

  • Page 7: Overview

    The NuMaker-M0A23OC is a development board for Nuvoton NuMicro M0A21 microcontrollers. The NuMaker-M0A23OC consists of two parts: a M0A21 platform and an on-board Nu-Link2-Me debugger and programmer. The NuMaker-M0A23OC is designed for industrial and automotive control application evaluation, prototype development and validation with power consumption monitoring function.

  • Page 8: Features

    NuMaker-M0A23OC FEATURES ®  NuMicro M0A23OC1AC microcontroller with function compatible with:  M0A23OC1AC  M0A23OB1AC  M0A21OC1AC  M0A21OB1AC  M0A23OC1AC full pin extension connectors  Arduino UNO compatible extension connectors  Ammeter connector for measuring the microcontroller’s power consumption ...

  • Page 9: Hardware Configuration

    M0A23OC1AC Arduino UNO Compatible Extension Connectors Figure 3-1 Front View of NuMaker-M0A23OC Figure 3-1 shows the main components and connectors from the front side of NuMaker-M0A23OC. The following lists components and connectors from the front view:  Target chip: M0A23OC1AC (U2) ...
  • Page 10 NuMaker-M0A23OC  Button & LED Function Switch (SW7)  Enable PC.2 to Button  Enable PA.2 to LEDR1  HXT Function Switch (SW4)  Enable PA.4 and PA.5 to External 12 MHz Crystal  LXT Function Switch (SW5)  Enable PC.4 and PC.5 to External 32.768 kHz Crystal ...

  • Page 11: Rear View

    NuMaker-M0A23OC Rear View Figure 3-2 shows the main components and connectors from the rear side of NuMaker-M0A23OC. The following lists components and connectors from the rear view:  Nu-Link2-Me  MCUVCC Power Switch (ICEJPR1)  ICEVCC Power Switch (ICEJPR2) ICEVCC Power Switch...

  • Page 12: Extension Connectors

    Arduino UNO compatible pins on the NuMaker-M0A23OC. Table 3-1 Extension Connectors 3.3.1 Pin Assignment for Extension Connectors The NuMaker-M0A23OC provides the M0A23OC1AC onboard and extension connectors (JP3, JP4, JP5 and JP6). Figure 3-3 shows the M0A23OC1AC extension connectors. Pin11 ~ Pin15...
  • Page 13 NuMaker-M0A23OC M0A23OC1AC Header Pin No. Function JP3.1 PA.5 / ADC0_CH16 / UART0_nRTS / XT1_IN / CLKO / PWM0_CH0 / PWM0_CH2 / PWM0_CH4 / UART0_TXD / UART0_RXD / USCI0_CLK / USCI0_DAT0 / USCI0_DAT1 / USCI0_CTL0 / USCI0_CTL1 / USCI1_CLK / USCI1_DAT0 / USCI1_DAT1 / USCI1_CTL0 JP3.2...

  • Page 14: Table 3-2 M0A23Oc1Ac Full-Pin Extension Connectors And Gpio Function List

    NuMaker-M0A23OC M0A23OC1AC Header Pin No. Function UART1_RXD / ACMP1_WLAT PB.5 / ADC0_CH7 / UART0_nRTS / UART0_nCTS / CLKO / PWM0_CH0 / PWM0_CH2 / PWM0_CH4 / UART0_TXD / UART0_RXD / USCI0_CLK / USCI0_DAT0 / USCI0_DAT1 / USCI0_CTL0 / USCI1_CTL1 / USCI1_CLK / USCI1_DAT0 / USCI1_DAT1 / USCI1_CTL0 JP5.2...

  • Page 15: 3.3.2 Arduino Uno Compatible Extension Connectors

    NuMaker-M0A23OC 3.3.2 Arduino UNO Compatible Extension Connectors Figure 3-4 shows the Arduino UNO compatible extension connectors. UART0_RXD PWM0_CH5 PWM0_CH3 PWM0_CH1 PB.6 UART0_TXD PWM0_CH5 PWM0_CH3 PWM0_CH1 PB.4 PA.2 ADC0_CH2 PWM0_CH5 PWM0_CH3 PWM0_CH1 PC.3 PC.0 ADC0_CH3 PC.1 ADC0_CH4 PWM0_CH4 PWM0_CH2 PWM0_CH0 PA.5 PC.2...

  • Page 16: Table 3-3 Arduino Uno Extension Connectors And M0A23Oc1Ac Mapping Gpio List

    NuMaker-M0A23OC NuMaker-M0A23OC NuMaker-M0A23OC Header Header Compatible to GPIO Pin of Compatible to GPIO Pin of Arduino UNO M0A23OC1AC Arduino UNO M0A23OC1AC NU3.1 PB.6 NU2.6 NU3.2 PB.4 NU2.5 NU3.3 NU2.4 PA.2 NU3.4 PC.3 NU2.3 PC.0 NU3.5 NU2.2 PC.1 NU3.6 PA.5 NU2.1 PC.2...

  • Page 17: Power Supply Configuration

    NuMaker-M0A23OC Power Supply Configuration The NuMaker-M0A23OC is able to adopt multiple power supply. External power source include NU1 Vin (7 V to 12 V), V (depending on target chip operating voltage), LIN bus through connector JP8 and PC through USB connector. By using switches and voltage regulator, multiple power domains can be created on the NuMaker-M0A23OC.

  • Page 18: Power Sources

    Note: SW2.2 (NU1 3VCC) should be switched to ON. Table 3-6 3.3 V Power Sources 3.4.4 Power Connectors Table 3-7 presents the power connectors. Connector Description connector on the NuMaker-M0A23OC. connector on the NuMaker-M0A23OC. Table 3-7 Power Connectors Oct. 23, 2020 Page 18 of 48 Rev 1.01...

  • Page 19: Usb Connectors

    Table 3-8 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-M0A23OC for power supply. Table 3-8 USB Connectors 3.4.6 Power Switches Table 3-9 presents the power switches. Switch Description Configures the target chip operating voltage at 1.8 V / 3.3 V / 5 V.

  • Page 20: Figure 3-6 External Power Supply Sources On M0A21 Platform

    NuMaker-M0A23OC To use ICEJ3 as external power supply source with Nu-Link2-Me, please follow the below steps: 1. Solder the resistor on ICEJPR1 (MCUVCC) depends on the target chip operating voltage. 2. Solder the resistor on ICEJPR2 (ICEVCC) depends on the ICE chip operating voltage.

  • Page 21: Figure 3-7 Detach The Nu-Link2-Me From Numaker-M0A23Oc

    2. Detach the Nu-Link2-Me from NuMaker-M0A23OC. 3. Connect the external power supply to Vin, J2 or JP8. To use JP1 as external power supply source with Nu-Link2-Me detached from NuMaker-M0A23OC, please follow the below steps: 1. Switch the SW2 to OFF.

  • Page 22: Ammeter Connector

    NuMaker-M0A23OC Table 3-11 presents all power models when supplies external power through M0A21 platform. The M0A21 platform external power sources are highlighted in yellow. Target ICEJPR1 ICEJPR2 ICE Chip Model Chip ICEJ3 (MCUVCC) (ICEVCC) Selection Voltage Voltage Selection Selection 7 V ~ 12 Remove 3.3 V...

  • Page 23: Function Switches

    NuMaker-M0A23OC Remove the R16 Resistor Figure 3-8 Wiring between Ammeter Connector and Ammeter Function Switches Table 3-13 presents the function switches. Component Description Switch both SW4.1 and SW4.2 to ON to enable PA.4 and PA.5 to external 12 MHz crystal.

  • Page 24: Can Mode Selection

    HXT Function Switch (SW4) LXT Function Switch (SW5) CAN Function Switch (SW6) Figure 3-9 Function Switches on NuMaker-M0A23OC CAN Mode Selection Table 3-14 presents all selection to control operating mode of CAN transceiver. The control sources are highlighted in yellow.

  • Page 25: Push Buttons

    LEDs Table 3-17 presents the LEDs. Component Description Power LED The power LED indicates that the NuMaker-M0A23OC is powered. The LED is connected to the M0A23OC1AC PA.2 if SW7.1 switches to PB14 LED ICES0, ICES1, ICES2 Nu-Link2-Me status LED. and ICES3 Table 3-17 LEDs 3.11...

  • Page 26: 3.11.2 Status Leds

    NuMaker-M0A23OC 3.11.2 Status LEDs Table 3-19 presents the status LEDs patterns for different operation on Nu-Link2-Me. Status LED Operation Status ICES0 ICES1 ICES2 ICES3 Power on Flash x 3 Flash x 3 Flash x 3 Flash x 3 Connected to IDE/NuTool...

  • Page 27: 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 28: Figure 4-2 Nu-Link Usb Driver Installation

    NuMaker-M0A23OC Figure 4-2 Nu-Link USB Driver Installation Oct. 23, 2020 Page 28 of 48 Rev 1.01...

  • Page 29: Bsp Firmware Download

    NuMaker-M0A23OC BSP Firmware Download Download and unzip the Board Support Package (BSP). Hardware Setup 1. Open the virtual COM (VCOM) function by changing Nu-Link2-Me VCOM Switch No. 1 and 2 to Figure 4-3 Open VCOM Function 2. Connect the ICE USB connector shown in Figure 4-4 to the PC USB port through USB cable.

  • Page 30: Figure 4-5 Device Manger

    NuMaker-M0A23OC 3. Find the “Nuvoton Virtual COM Port” on the Device Manger as Figure 4-5. Figure 4-5 Device Manger 4. 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 31: Find The Example Project

    NuMaker-M0A23OC 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.  M0A21_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 32: Figure 4-9 Project File Migrate To Version 5 Format

    Figure 4-9 Project File Migrate to Version 5 Format 2. Make sure the debugger is “Nuvoton Nu-Link Debugger” as shown in Figure 4-10 and Figure 4-11. Note: If the dropdown menu in Figure 4-10 does not contain “Nuvoton Nu-Link Debugger” item, please rework section 4.2.

  • Page 33: Figure 4-11 Programming Setting In Options Window

    NuMaker-M0A23OC Figure 4-11 Programming Setting in Options Window 3. Rebuild all target files. After successfully compile the project, download code to the flash memory. Click “Start/Stop Debug Section” button can enter debug mode. 1. Rebuild 2. Successfully compile 3. Download 4.

  • Page 34: Figure 4-13 Keil Mdk Debug Mode

    NuMaker-M0A23OC 4. 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 35: Iar Ewarm

    NuMaker-M0A23OC 4.6.2 IAR EWARM This section provides steps to beginners on how to run a project by using IAR EWARM. 1. Double click the “Template.eww” to open the project. 2. Make sure the toolbar contain “Nu-Link” item as shown in Figure 4-15.

  • Page 36: Figure 4-17 Iar Ewarm Debug Mode

    NuMaker-M0A23OC 4. 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 37: Nueclipse

    NuMaker-M0A23OC 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. 1. Double-click NuEclipse.exe to open the toolchain.

  • Page 38: Figure 4-21 Open Project Properties Window

    NuMaker-M0A23OC 3. 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 Oct. 23, 2020 Page 38 of 48 Rev 1.01...

  • Page 39: Figure 4-23 Build Project

    NuMaker-M0A23OC 4. Click the “Template” project and build the project. Figure 4-23 Build Project 5. 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 40: Figure 4-25 Main Tab Configuration

    NuMaker-M0A23OC Note 1: Double click the “GDB Nuvoton Nu-Link Debugging” to create the subitem. 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 Oct.

  • Page 41: Figure 4-27 Startup Tab Configuration

    NuMaker-M0A23OC Note: User must follow those settings highlighted in green, and can configure other settings depend on the needs. Figure 4-27 Startup Tab Configuration Oct. 23, 2020 Page 41 of 48 Rev 1.01...

  • Page 42: Figure 4-28 Nueclipse Debug Mode

    NuMaker-M0A23OC 6. 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 43: Numaker-M0A23Oc Schematics

    NuMaker-M0A23OC NUMAKER-M0A23OC SCHEMATICS Nu-Link2-Me Figure 5-1 shows the Nu-Link2-Me circuit. 3.3V ICER1 O f f - page C onnect or 200 1% USB_HS_CAP R0603 ICE5V ICEC1 ICEC2 ICE5V 0.1u MCUVCC_DIODE C0603 C0603 MCUVCC_DIODE SWDH_DAT TICEDAT SWDH_CLK TICECLK SWDH_RST# TICERST ICE_RX_S...

  • Page 44: M0A21 Platform

    NuMaker-M0A23OC M0A21 Platform Figure 5-2 shows the M0A21 Platform circuit. P1 - P5 P11 - P15 VDD_2 PB6_RXD0 VDD_MCU PB6_NU3_D0/RX PA5_XT1_IN PB5_CAN0_RXD PA5_NU3_D5 PB5_NU4_SDA PA4_XT1_OUT PB4_TXD0 PA4_NU3_D6 PB4_NU3_D1/TX PA3_nRESET PC2_Button P4_PA3 PC2_NU2_A0 PC5_X32_IN PC5_NU4_D11/MOSI PC1_NU2_A1 <M0A23OC1AC> PA.5 PA.0 PA.4 PA.1...

  • Page 45: Extension Connector

    NuMaker-M0A23OC Extension Connector Figure 5-3 shows extension connectors of NuMaker-M0A23OC. P1 - P5 P11 - P15 VDD_MCU PB6_NU3_D0/RX PA5_NU3_D5 PB5_NU4_SDA PB7_NU4_SCL I2C_SCL PA4_NU3_D6 PB4_NU3_D1/TX PB5_NU4_SDA I2C_SDA P4_PA3 PC2_NU2_A0 NU4_VREF_NC VREF PC5_NU4_D11/MOSI PC1_NU2_A1 TICERST PC6_NU4_D13/CLK MCU_RESET NU1_3VCC PC4_NU4_D12/MISO 3VCC HEADER5x2/2.54 (NC) HEADER5x2/2.54 (NC)

  • Page 46: Pcb Placement

    NuMaker-M0A23OC PCB Placement Figure 5-4 and Figure 5-5 show the front and rear placement of NuMaker-M0A23OC. Figure 5-4 Front Placement Figure 5-5 Rear Placement Oct. 23, 2020 Page 46 of 48 Rev 1.01...

  • Page 47: Revision History

    NuMaker-M0A23OC REVISION HISTORY Date Revision Description 2020.07.23 1.01 Initial version Oct. 23, 2020 Page 47 of 48 Rev 1.01...
  • Page 48 NuMaker-M0A23OC 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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