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Remove mention of GIGA R1
... in accordance with the removal of the non-wifi boards product page for now.
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content/hardware/08.mega/boards/giga-r1-wifi/tutorials/cheat-sheet/cheat-sheet.md

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---
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title: 'GIGA R1 Cheat Sheet'
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description: 'Learn how to set up the GIGA R1, get a quick overview of the components, information regarding pins and how to use different Serial (SPI, I2C, UART), and much, much more.'
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title: 'Arduino GIGA R1 WiFi Cheat Sheet'
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description: 'Learn how to set up the GIGA R1 WiFi, get a quick overview of the components, information regarding pins and how to use different Serial (SPI, I2C, UART), and much, much more.'
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tags:
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- Installation
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- I2C
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- Audio Jack
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author: 'Jacob Hylén'
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hardware:
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- hardware/giga-r1
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- hardware/08.mega/boards/giga-r1-wifi
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software:
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- ide-v1
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- ide-v2
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This article is a collection of resources and guides to make use of every great feature of this powerful hardware.
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You can also visit the documentation platform for the [GIGA R1](/hardware/giga-r1).
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You can also visit the documentation platform for the [GIGA R1 WiFi](/hardware/giga-r1-wifi).
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## Datasheet
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The full datasheets are available as a downloadable PDF from the link below:
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- [Download the GIGA R1 datasheet](/resources/datasheets/ABX00067-datasheet.pdf)
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- [Download the GIGA R1 WiFi datasheet](/resources/datasheets/ABX00063-datasheet.pdf)
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## Power Supply
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To power the **GIGA R1** you may either use a USB-C cable, or the VIN pin.
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To power the **GIGA R1 WiFi** you may either use a USB-C cable, or the VIN pin.
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If you're using the USB-C connector you must power it with 5V.
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## Installation
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***For detailed instructions on how to install the GIGA R1 core, please refer to the [Getting Started with GIGA R1](/tutorials/giga-r1/giga-getting-started) guide.***
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***For detailed instructions on how to install the GIGA R1 core, please refer to the [Getting Started with GIGA R1 WiFi](/tutorials/giga-r1-wifi/giga-getting-started) guide.***
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The **GIGA R1** can be programmed through:
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The **GIGA R1 WiFi** can be programmed through:
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- The **Classic Arduino IDE 1.8.X**,
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- the **Arduino IDE 2.0.X**,
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- and the Web-editor.
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## Core
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The GIGA R1 is based on the [Arduino Core for mbed devices](https://github.com/arduino/ArduinoCore-mbed), which also provides a set of examples that works out of the box.
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The GIGA R1 WiFi is based on the [Arduino Core for mbed devices](https://github.com/arduino/ArduinoCore-mbed), which also provides a set of examples that works out of the box.
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These examples are available in the Arduino IDE via **File > Examples > Examples for GIGA**.
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## STM32H747XI Microcontroller
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The GIGA R1 boards feature the powerful dual core **STM32H747XI** microcontroller found on the Arduino PRO familys Portenta H7 board, but in a form factor accessible to any maker who has tinkered with an Arduino board before.
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The GIGA R1 WiFi features the powerful dual core **STM32H747XI** microcontroller found on the Arduino PRO familys Portenta H7 board, but in a form factor accessible to any maker who has tinkered with an Arduino board before.
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The **STM32H747XI** is a powerful dual core chip, capable of being programmed with a high-level language such as MicroPython on one core, while simultaneously running Arduino compiled code on the other, and having the two programs communicate with each other seamlessly.
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![Microcontroller on the GIGA R1](assets/STM32H747XI.png)
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![Microcontroller on the GIGA R1 WiFi](assets/STM32H747XI.png)
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The microcontroller operates on a voltage of 3.3V, applying a higher voltage than that, such as 5V, to a pin might damage the microcontroller.
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## Memory
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### RAM
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The **GIGA R1** has 1 MB of SRAM that is internal to the processor, and 8MB of SDRAM which you can access and write to.
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The **GIGA R1 WiFi** has 1 MB of SRAM that is internal to the processor, and 8MB of SDRAM which you can access and write to.
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To access the SDRAM you need to use the SDRAM library, include it in your sketch with:
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### Flash
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The **GIGA R1** has 2MB of internal, and 16MB of external Flash storage.
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The external Flash storage on the **GIGA R1** is QSPI and can be accessed and used to store data. If you need to, you can configure the board to act as a USB flash drive, so you can store files such as images, audio, and more.
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The **GIGA R1 WiFi** has 2MB of internal, and 16MB of external Flash storage.
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The external Flash storage on the **GIGA R1 WiFi** is QSPI and can be accessed and used to store data. If you need to, you can configure the board to act as a USB flash drive, so you can store files such as images, audio, and more.
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The GIGA firmware has full support for FATFS and littleFS.
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## Wi-Fi / Bluetooth® LE
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***This section is only relevant for the [GIGA R1 WiFi](/hardware/giga-r1-wifi) version. The standard [GIGA R1](/hardware/giga-r1) does not have a radio module, cryptochip & and antenna connector.***
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![Murata LBEE5KL1DX-883 radio module + antenna connector.](assets/wifi.png)
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The Wi-Fi / Bluetooth® module onboard the GIGA R1 WiFi is the Murata LBEE5KL1DX-883. This module does not come with a built-in antenna, but an external antenna is included when purchasing the Wi-Fi version of this board.
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The Wi-Fi / Bluetooth® module onboard the GIGA R1 WiFi is the Murata LBEE5KL1DX-883. This module does not come with a built-in antenna, but an external antenna is included when purchasing the board.
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The antenna connector (see image above) is located right next to the USB-C connector, and is of a **U.FL.** type.
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## Audio Jack
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The **GIGA R1** features an audio jack, with 2x DAC channels, and 1x ADC channel, and is capable of reading input from a microphone, as well as outputting sound through a speaker.
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The **GIGA R1 WiFi** features an audio jack, with 2x DAC channels, and 1x ADC channel, and is capable of reading input from a microphone, as well as outputting sound through a speaker.
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![Audio jack.](assets/audio-jack.png)
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```
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***The options for audio playback and generation on your GIGA R1 are **much** more vast than this, however. To learn about audio playback in depth, check out the [GIGA R1 Audio Guide](/tutorials/giga-r1/giga-audio).***
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***The options for audio playback and generation on your GIGA R1 are **much** more vast than this, however. To learn about audio playback in depth, check out the [GIGA R1 Audio Guide](/tutorials/giga-r1-wifi/giga-audio).***
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### ADC Input
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buf.release();
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***The options for audio input on your GIGA R1 are **much** more vast than this, however. To learn about audio recording in depth, check out the [GIGA R1 Audio Guide](/tutorials/giga-r1/giga-audio).***
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***The options for audio input on your GIGA R1 are **much** more vast than this, however. To learn about audio recording in depth, check out the [GIGA R1 Audio Guide](/tutorials/giga-r1-wifi/giga-audio).***
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## MIPI Display Interface
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## USB Features
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***To learn about all the USB features in more detail, visit the [Guide to GIGA R1 USB Features](/tutorials/giga-r1/giga-usb).***
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***To learn about all the USB features in more detail, visit the [Guide to GIGA R1 USB Features](/tutorials/giga-r1-wifi/giga-usb).***
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### USB HID
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The GIGA R1 comes with support for HID, and can be used as either a keyboard or mouse. For more information, visit the [USB HID section](/tutorials/giga-r1/giga-usb#usb-hid).
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The GIGA R1 WiFi comes with support for HID, and can be used as either a keyboard or mouse. For more information, visit the [USB HID section](/tutorials/giga-r1-wifi/giga-usb#usb-hid).
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### USBHost
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![USB-A connector.](assets/usb.png)
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The USB-A port you find on the **GIGA R1** is configured as a host-only port, meaning that it cannot be used to program the board, instead it is used to connect peripherals to the board.
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The board can receive keyboard input, effectively enabling a few hundred more inputs without any wiring, or be used to read & write files on a USB flash drive, which makes it possible to for example, build a [datalogger](/tutorials/giga-r1/giga-usb#datalogger-example).
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The board can receive keyboard input, effectively enabling a few hundred more inputs without any wiring, or be used to read & write files on a USB flash drive, which makes it possible to for example, build a [datalogger](/tutorials/giga-r1-wifi/giga-usb#datalogger-example).
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For more information, go to the following sections:
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- [USBHost Keyboard](/tutorials/giga-r1/giga-usb#usb-host-keyboard).
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- [USB mass storage](/tutorials/giga-r1/giga-usb#usb-mass-storage).
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- [USBHost Keyboard](/tutorials/giga-r1-wifi/giga-usb#usb-host-keyboard).
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- [USB mass storage](/tutorials/giga-r1-wifi/giga-usb#usb-mass-storage).
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## RTC
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The Arduino GIGA features an onboard Arducam compatible connector.
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To learn more about the camera capabilities of the GIGA R1, check out the [GIGA R1 Camera Guide](/tutorials/giga-r1/giga-camera)
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To learn more about the camera capabilities of the GIGA R1, check out the [GIGA R1 Camera Guide](/tutorials/giga-r1-wifi/giga-camera)
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## JTAG
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Pins A8, A9, A10 and A11 can not be used as GPIOs, but are limited to use as analog input pins.
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***For more advanced analog readings, you can use the `AdvancedAnalogRedux` library. Read more about this in the [Advanced ADC section](/tutorials/giga-r1/giga-audio#analog-to-digital-converters).***
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***For more advanced analog readings, you can use the `AdvancedAnalogRedux` library. Read more about this in the [Advanced ADC section](/tutorials/giga-r1-wifi/giga-audio#analog-to-digital-converters).***
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***For advanced usage of the DAC, you can use the `AdvancedAnalogRedux` library. Read more about this in the [Advanced DAC section](/tutorials/giga-r1/giga-audio#digital-to-analog-converters).***
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***For advanced usage of the DAC, you can use the `AdvancedAnalogRedux` library. Read more about this in the [Advanced DAC section](/tutorials/giga-r1-wifi/giga-audio#digital-to-analog-converters).***
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### OFF Pin
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