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154 lines
4.8 KiB
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154 lines
4.8 KiB
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====================
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ESP-LyraP-LCD32 v1.2
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====================
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:link_to_translation:`zh_CN:[中文]`
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This user guide provides information on the ESP-LyraP-LCD32 extension board.
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This extension board cannot be bought separately and is usually sold together with other Espressif development boards (e.g., ESP32-S2-Kaluga-1), which will be referred to as *main boards* below.
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Currently, ESP-LyraP-LCD32 v1.2 is sold as part of the :doc:`user-guide-esp32-s2-kaluga-1-kit`.
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The ESP-LyraP-LCD32 extends the functionality of your main board by adding an LCD graphic display.
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.. Image of v1.1 is used as there are no visual changes
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.. figure:: https://dl.espressif.com/dl/schematics/pictures/esp-lyrap-lcd32-v1.1-3d.png
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:align: center
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:width: 2243px
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:height: 1534px
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:scale: 30%
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:alt: ESP-LyraP-LCD32
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:figclass: align-center
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ESP-LyraP-LCD32 (click to enlarge)
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The document consists of the following major sections:
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- `Overview`_: Provides an overview and hardware/software setup instructions to get started.
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- `Hardware reference`_: Provides more detailed information about the ESP-LyraP-LCD32's hardware.
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- `Hardware Revision Details`_: Covers revision history, known issues, and links to user guides for previous versions of the ESP-LyraP-LCD32.
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- `Related Documents`_: Gives links to related documentation.
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Overview
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========
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This extension board adds a 3.2" LCD graphic display with the resolution of 320x240. This display is connected to ESP32-S2 over the SPI bus.
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Description of Components
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-------------------------
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.. figure:: https://dl.espressif.com/dl/schematics/pictures/esp-lyrap-lcd32-v1.2-layout-front.png
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:align: center
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:width: 934px
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:height: 489px
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:scale: 70%
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:alt: ESP-LyraP-LCD32 - front
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:figclass: align-center
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ESP-LyraP-LCD32 - front (click to enlarge)
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.. figure:: https://dl.espressif.com/dl/schematics/pictures/esp-lyrap-lcd32-v1.2-layout-back.png
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:align: center
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:width: 934px
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:height: 600px
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:scale: 70%
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:alt: ESP-LyraP-LCD32 - back
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:figclass: align-center
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ESP-LyraP-LCD32 - back (click to enlarge)
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In the description of components below, **Reserved** means that the functionality is available, but the current version of the kit does not use it.
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.. list-table::
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:widths: 30 70
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:header-rows: 1
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* - Key Component
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- Description
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* - Extension Header
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- Male Extension Header for mounting onto a female Extension Header
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* - LCD Display
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- This version has a 3.2" 320x240 SPI LCD display module; the display driver/controller is either Sitronix ST7789V or Ilitek ILI9341
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* - Touch Screen Switch
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- No support for touch screens, keep the switches to OFF to make the pins available for other uses
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* - Main Board 3.2" LCD FPC Connector
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- (Reserved) Connect to main board's 3.2" LCD FPC connector
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* - Control Switch
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- Switch to ON to set Reset/Backlight_control/CS to default high or low; switch to OFF to make the pins available for other uses
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Start Application Development
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-----------------------------
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Before powering up your ESP-LyraP-LCD32, please make sure that it is in good condition with no obvious signs of damage.
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Required Hardware
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^^^^^^^^^^^^^^^^^
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- Board with a female Extension Header (e.g., ESP32-S2-Kaluga-1, ESP-LyraT-8311A)
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- ESP-LyraP-LCD32 extension board
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- Four mounting bolts (for stable mounting)
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- Computer running Windows, Linux, or macOS
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Hardware Setup
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^^^^^^^^^^^^^^
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To mount your ESP-LyraP-LCD32 onto the board with a female Extension Header:
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1. Install the four mounting bolts onto the board with a female Extension Header
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2. Align the ESP-LyraP-LCD32 with the bolts and Extension Header and insert it carefully
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Software Setup
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^^^^^^^^^^^^^^
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See Section :ref:`user-guide-esp32-s2-kaluga-1-kit-software-setup` of the ESP32-S2-Kaluga-1 kit user guide.
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Hardware Reference
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==================
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Block Diagram
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-------------
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A block diagram below shows the components of the ESP-LyraP-LCD32 and their interconnections.
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.. figure:: https://dl.espressif.com/dl/schematics/pictures/esp-lyrap-lcd32-v1.2-block-diagram.png
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:align: center
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:alt: ESP-LyraP-LCD32 block diagram
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:figclass: align-center
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ESP-LyraP-LCD32 block diagram
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Hardware Revision Details
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=========================
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ESP-LyraP-LCD32 v1.2
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--------------------
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* LCD backlight default ON, cannot be controlled by MCU
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* Touch Driver and related switch removed for major limitations caused by multiplexed pins
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ESP-LyraP-LCD32 v1.1
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--------------------
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:doc:`Initial release <user-guide-esp-lyrap-lcd32-v1.1>`
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Related Documents
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=================
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- `ESP-LyraP-LCD32 Schematic <https://dl.espressif.com/dl/schematics/ESP-LyraP-LCD32_V1_2_SCH_20200522A.pdf>`_ (PDF)
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- `ESP-LyraP-LCD32 PCB Layout <https://dl.espressif.com/dl/schematics/ESP-LyraP-LCD32_V1_2_PCB_20200522AA.pdf>`_ (PDF)
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For other design documentation for the board, please contact us at sales@espressif.com. |