MCUXpresso SDK Documentation

igpio_led_output

igpio_led_output#

Overview#

The GPIO Example project is a demonstration program that uses the KSDK software to manipulate the general-purpose outputs. The example is supported by the set, clear, and toggle write-only registers for each port output data register. The example take turns to shine the LED.

Supported Boards#

EVKB-IMXRT1050
Hardware requirements
  • Mini/micro USB cable

  • EVKB-IMXRT1050 board

  • Personal Computer

Board settings

No special settings are required.

Prepare the Demo
  1. Connect a USB cable between the host PC and the OpenSDA USB port on the target board.

  2. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  3. Download the program to the target board.

  4. Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.

Note:

  • this demo can only work properly on A1 silicon (MIMXRT105xxxxxB).

Running the demo

These instructions are displayed/shown on the terminal window:

GPIO Driver example
The LED is blinking.

And you will find 1 LED is taking turns to shine.

MIMXRT1060-EVKB
Hardware requirements
  • Mini/micro USB cable

  • MIMXRT1060-EVKB board

  • Personal Computer

Board settings

No special settings are required.

Prepare the Demo
  1. Connect a USB cable between the host PC and the OpenSDA USB port on the target board.

  2. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  3. Download the program to the target board.

  4. Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.

Running the demo

These instructions are displayed/shown on the terminal window:

GPIO Driver example
The LED is blinking.

And you will find 1 LED is taking turns to shine.

MIMXRT1170-EVKB
Hardware requirements
  • Mini/micro USB cable

  • MIMXRT1170-EVKB board

  • Personal Computer

Board settings

No special settings are required.

Prepare the Demo
  1. Connect a USB cable between the host PC and the OpenSDA USB port on the target board.

  2. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  3. Download the program to the target board.

  4. Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.

Running the demo

These instructions are displayed/shown on the terminal window:

GPIO Driver example
The LED is blinking.

And you will find 1 LED is taking turns to shine.

MIMXRT1060-EVKC
Hardware requirements
  • Mini/micro USB cable

  • MIMXRT1060-EVKC board

  • Personal Computer

Board settings

No special settings are required.

Prepare the Demo
  1. Connect a USB cable between the host PC and the OpenSDA USB port on the target board.

  2. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  3. Download the program to the target board.

  4. Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.

Running the demo

These instructions are displayed/shown on the terminal window:

GPIO Driver example
The LED is blinking.

And you will find 1 LED is taking turns to shine.

FRDM-IMXRT1152
Hardware requirements
  • Type-C USB cable

  • FRDM-IMXRT1152 board

  • Personal Computer

Board settings

No special settings are required.

Prepare the Demo
  1. Connect a USB cable between the host PC and the OpenSDA USB port on the target board.

  2. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  3. Download the program to the target board.

  4. Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.

Running the demo

These instructions are displayed/shown on the terminal window:

GPIO Driver example
The LED is blinking.

And you will find 1 LED is taking turns to shine.

EVK-MIMX8MM
Hardware requirements
  • Micro USB cable

  • MIMX8MM6-EVK board

  • J-Link Debug Probe

  • 12V power supply

  • Personal Computer

  • Oscilloscope

Board settings

Use oscilloscope to probe the signal on J1003-19 (On Base board).

Please note this application can’t support running with Linux BSP!

Prepare the Demo
  1. Connect 12V power supply and J-Link Debug Probe to the board, switch SW101 to power on the board

  2. Connect a USB cable between the host PC and the J901 USB port on the target board.

  3. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  4. Download the program to the target board.

  5. Launch the debugger in your IDE to begin running the demo.

Running the demo

When the example runs successfully, the following message is displayed in the terminal:

 GPIO Driver example
 The LED is blinking.
EVK-MIMX8MN
Hardware requirements
  • Micro USB cable

  • MIMX8MN6-EVK board

  • J-Link Debug Probe

  • 12V power supply

  • Personal Computer

  • Oscilloscope

Board settings

Use oscilloscope to probe the signal on J1003-19 (On Base board).

Please note this application can’t support running with Linux BSP!

Prepare the Demo
  1. Connect 12V power supply and J-Link Debug Probe to the board, switch SW101 to power on the board

  2. Connect a USB cable between the host PC and the J901 USB port on the target board.

  3. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  4. Download the program to the target board.

  5. Launch the debugger in your IDE to begin running the demo.

Running the demo

When the example runs successfully, the following message is displayed in the terminal:

 GPIO Driver example
 The LED is blinking.
EVK-MIMX8MNDDR3L
Hardware requirements
  • Micro USB cable

  • MIMX8MN6-EVK board

  • J-Link Debug Probe

  • 12V power supply

  • Personal Computer

  • Oscilloscope

Board settings

Use oscilloscope to probe the signal on J1003-19 (On Base board).

Please note this application can’t support running with Linux BSP!

Prepare the Demo
  1. Connect 12V power supply and J-Link Debug Probe to the board, switch SW101 to power on the board

  2. Connect a USB cable between the host PC and the J901 USB port on the target board.

  3. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  4. Download the program to the target board.

  5. Launch the debugger in your IDE to begin running the demo.

Running the demo

When the example runs successfully, the following message is displayed in the terminal:

 GPIO Driver example
 The LED is blinking.
EVK-MIMX8MP
Hardware requirements
  • Micro USB cable

  • EVK-MIMX8M Plus board

  • J-Link Debug Probe

  • 12V power supply

  • Personal Computer

  • Oscilloscope

Board settings

No special settings are required.

Please note this application can’t support running with Linux BSP!

Prepare the Demo
  1. Connect 12V power supply and J-Link Debug Probe to the board, switch SW3 to power on the board

  2. Connect a USB cable between the host PC and the J23 USB port on the target board.

  3. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  4. Download the program to the target board.

  5. Launch the debugger in your IDE to begin running the demo.

Running the demo

When the example runs successfully, the green led on the cpu board is blinking and the following message is displayed in the terminal:

 GPIO Driver example
 The LED is blinking.
EVK-MIMX8MQ
Hardware requirements
  • Micro USB cable

  • MIMX8MQ6-EVK board

  • J-Link Debug Probe

  • 12V power supply

  • Personal Computer

Board settings

No special settings are required.

Please note this application can’t support running with Linux BSP!

Prepare the Demo
  1. Connect 12V power supply and J-Link Debug Probe to the board, switch SW701 to power on the board

  2. Connect a USB cable between the host PC and the J1701 USB port on the target board.

  3. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  4. Download the program to the target board.

  5. Launch the debugger in your IDE to begin running the demo.

Running the demo

When the example runs successfully, you will find the LED RED is taking turns to shine.

EVK-MIMXRT1010
Hardware requirements
  • Mini/micro USB cable

  • EVK-MIMXRT1010 board

  • Personal Computer

Board settings

No special settings are required.

Prepare the Demo
  1. Connect a USB cable between the host PC and the OpenSDA USB port on the target board.

  2. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  3. Download the program to the target board.

  4. Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.

Running the demo

These instructions are displayed/shown on the terminal window:

GPIO Driver example
The LED is blinking.

And you will find 1 LED is taking turns to shine.

Note: To debug in qspiflash, following steps are needed:

  1. Select the flash target and compile.

  2. Set the SW8: 1 off 2 off 3 on 4 off, then power on the board and connect USB cable to J41.

  3. Start debugging in IDE.

    • Keil: Click “Download (F8)” to program the image to qspiflash first then clicking “Start/Stop Debug Session (Ctrl+F5)” to start debugging.

EVK-MIMXRT1015
Hardware requirements
  • Mini/micro USB cable

  • EVK-MIMXRT1015 board

  • Personal Computer

Board settings

No special settings are required.

Prepare the Demo
  1. Connect a USB cable between the host PC and the OpenSDA USB port on the target board.

  2. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  3. Download the program to the target board.

  4. Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.

Running the demo

These instructions are displayed/shown on the terminal window:

GPIO Driver example
The LED is blinking.

And you will find 1 LED is taking turns to shine.

Note: To debug in qspiflash, following steps are needed:

  1. Select the flash target and compile.

  2. Set the SW8: 1 off 2 off 3 on 4 off, then power on the board and connect USB cable to J41.

  3. Start debugging in IDE.

    • Keil: Click “Download (F8)” to program the image to qspiflash first then clicking “Start/Stop Debug Session (Ctrl+F5)” to start debugging.

EVK-MIMXRT1020
Hardware requirements
  • Mini/micro USB cable

  • EVK-MIMXRT1020 board

  • Personal Computer

Board settings

No special settings are required.

Prepare the Demo
  1. Connect a USB cable between the host PC and the OpenSDA USB port on the target board.

  2. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  3. Download the program to the target board.

  4. Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.

Running the demo

These instructions are displayed/shown on the terminal window:

GPIO Driver example
The LED is blinking.

And you will find 1 LED is taking turns to shine.

Note: To debug in qspiflash, following steps are needed:

  1. Select the flash target and compile.

  2. Set the SW8: 1 off 2 off 3 on 4 off, then power on the board and connect USB cable to J23.

  3. Start debugging in IDE.

    • Keil: Click “Download (F8)” to program the image to qspiflash first then clicking “Start/Stop Debug Session (Ctrl+F5)” to start debugging.

MIMXRT1024-EVK
Hardware requirements
  • Mini/micro USB cable

  • MIMXRT1024-EVK board

  • Personal Computer

Board settings

No special settings are required.

Prepare the Demo
  1. Connect a USB cable between the host PC and the OpenSDA USB port on the target board.

  2. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  3. Download the program to the target board.

  4. Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.

Running the demo

These instructions are displayed/shown on the terminal window:

GPIO Driver example
The LED is blinking.

And you will find 1 LED is taking turns to shine.

Note: To debug in qspiflash, following steps are needed:

  1. Select the flash target and compile.

  2. Set the SW8: 1 off 2 off 3 on 4 off, then power on the board and connect USB cable to J23.

  3. Start debugging in IDE.

    • Keil: Click “Download (F8)” to program the image to qspiflash first then clicking “Start/Stop Debug Session (Ctrl+F5)” to start debugging.

MIMXRT1040-EVK
Hardware requirements
  • Mini/micro USB cable

  • MIMXRT1040-EVK board

  • Personal Computer

Board settings

Remove jumper J80.

Prepare the Demo
  1. Connect a USB cable between the host PC and the OpenSDA USB port on the target board.

  2. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  3. Download the program to the target board.

  4. Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.

Running the demo

These instructions are displayed/shown on the terminal window:

GPIO Driver example
The LED is blinking.

And you will find 1 LED is taking turns to shine.

EVK-MIMXRT1064
Hardware requirements
  • Mini/micro USB cable

  • EVK-MIMXRT1064 board

  • Personal Computer

Board settings

No special settings are required.

Prepare the Demo
  1. Connect a USB cable between the host PC and the OpenSDA USB port on the target board.

  2. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  3. Download the program to the target board.

  4. Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.

Running the demo

These instructions are displayed/shown on the terminal window:

GPIO Driver example
The LED is blinking.

And you will find 1 LED is taking turns to shine.

MIMXRT1160-EVK
Hardware requirements
  • Mini/micro USB cable

  • MIMXRT1160-EVK board

  • Personal Computer

Board settings

No special settings are required.

Prepare the Demo
  1. Connect a USB cable between the host PC and the OpenSDA USB port on the target board.

  2. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  3. Download the program to the target board.

  4. Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.

Running the demo

These instructions are displayed/shown on the terminal window:

GPIO Driver example
The LED is blinking.

And you will find 1 LED is taking turns to shine.