seeed studio D1-B SenseCAP Indicator User Manual

seeed studio D1-B SenseCAP Indicator

Product Information

Specifications

• 4-inch touch screen
• Driven by ESP32 and RP2040 dual-MCU
• Supports Wi-Fi/BLE/LoRa communication
• Type-C and Grove interfaces
• Supports ADC and IIC transmission protocols
• Fully open source powerful IoT development platform
• One-stop ODM Fusion service available for customization and quick scale-up

Features

• Dual MCUs and Rich GPIOs: Equipped with powerful ESP32S3 and RP2040 dual MCUs and over 400 Grove-compatible GPIOs for flexible expansion options.
• Real-time Air Quality Monitoring: Built-in tVOC and CO2 sensors, and an external Grove AHT20 temperature and humidity sensor for more precise readings.
• Local LoRa Hub for IoT Connectivity: Integrated Semtech SX1262 LoRa chip (optional) for connecting LoRa devices to popular IoT platforms such as Matter via Wi-Fi, without the need for additional compatible devices.
• Fully Open Source Platform: Leverage the extensive ESP32 and Raspberry Pi open source ecosystem for infinite application possibilities.
• Fusion ODM Service Available : Seeed Studio also provides one-stop ODM service for quick customization and scale-up to meet various needs.

Usage Instructions

1. Air Quality Monitor
   The SenseCAP Indicator can be used as a desktop air quality detector. It comes with built-in tVOC and CO2 sensors, providing real-time air quality monitoring.

2. Weather Station Display
   Utilize the SenseCAP Indicator to display weather information. Connect an external Grove TH sensor for more accurate temperature and humidity readings.

3. Sensor Data Dashboard
   Create a sensor data dashboard using the SenseCAP Indicator. Connect various sensors to the rich GPIOs and display their data on the 4-inch touch screen.

4. Smart Home Assistant
   Integrate the SenseCAP Indicator with your smart home ecosystem. Use it as a mini sensor hub to connect and control different smart home devices.

5. Mini Sensor Hub
   The SenseCAP Indicator can act as a mini sensor hub, allowing you to connect multiple sensors and collect data from them.

6. Stock Price Indicator
   Get real-time stock price updates on the SenseCAP Indicator. Connect it to a compatible platform to receive stock price data.

7. Digital Album
   Customize the SenseCAP Indicator to display digital photos or albums. Create your own digital album using the 4-inch touch screen.

8. SOP Reminder
   Set up Standard Operating Procedure (SOP) reminders on the SenseCAP Indicator. Use it as a visual reminder for specific tasks or procedures.

Frequently Asked Questions (FAQ)

1. Can I customize the firmware of the SenseCAP Indicator?
   Yes, the software of the SenseCAP Indicator is open source, allowing developers to customize and create various IoT applications.

2. Can I connect LoRa sensors to the Cloud via Wi-Fi?
   Yes, the embedded SX1262 LoRa module enables you to build LoRa applications and connect your local LoRa sensors to the Cloud via Wi-Fi.

3. What third-party platforms can the SenseCAP Indicator integrate with?
   The SenseCAP Indicator can integrate with various third-party platforms such as AWS, ChatGPT, Matter, NodeRED, and IoTex.

Brief Introduction

• SenseCAP Indicator is a 4-inch touch screen driven by ESP32 and RP2040 dual-MCU and supports Wi-Fi/BLE/LoRa communication. It is a fully open source powerful IoT development platform for developers. One-stop ODM Fusion service is also available for customization and quick scale-up.
  • Product Video：https://youtu.be/IOdI5_MGbCw

Introduction
SenseCAP Indicator is a 4-inch touch screen driven by ESP32 and RP2040 dual- MCU and supports Wi-Fi/BLE/LoRa communication.
The board comes with Type-C and Grove interfaces, supports ADC and IIC transmission protocols, and can easily connect to other peripherals with rich GPIOs.
SenseCAP Indicator is a fully open source powerful IoT development platform for developers. One-stop ODM Fusion service is also available for customization and quick scale-up.

Features

• Dual MCUs and Rich GPIOs: Equipped with powerful ESP32S3 and RP2040 dual MCUs and over 400 Grove-compatible GPIOs for flexible expansion options.
• Real-time Air Quality Monitoring: Built-in tVOC and CO2 sensors, and an external Grove AHT20 temperature and humidity sensor for more precise readings.
• Local LoRa Hub for IoT Connectivity: Integrated Semtech SX1262 LoRa chip (optional) for connecting LoRa devices to popular IoT platforms such as Matter via Wi-Fi, without the need for additional compatible devices.
• Fully Open Source Platform: Leverage the extensive ESP32 and Raspberry Pi open source ecosystem for infinite application possibilities.
• Fusion ODM Service Available : Seeed Studio also provides one-stop ODM service for quick customization and scale-up to meet various needs.

SenseCAP Indicator native firmware enables you to use it as a desktop air quality detector or you could customize one of your own styles. There are built-in tVOCs and CO2 sensors, and a Grove TH sensor is provided to connect externally to reduce heat interference to get more accurate temperature and humidity results.

The embedded SX1262 LoRa module enables you to build the LoRa application and connect your local LoRa sensors to the Cloud via Wi-Fi. For example, you could build a LoRa hub device to connect your LoRa sensors to your smart home ecosystem to implement Matter over Wi-Fi. In this way, the LoRa devices could be connected to the Matter ecosystem via Wi-Fi, without the need to buy a new Matter-compatible device.

The software of SenseCAP Indicator is open source. Developers could create various IoT applications such as:

• Air Quality Monitor
• Weather Station Display
• Sensor Data Dashboard
• Smart Home Assistant
• Mini Sensor Hub
• Stock Price Indicator
• Digital Album
• SOP Reminder

• It can also be used to develop various exciting applications integrating with third-party platforms, such as: AWS / ChatGPT / Matter / NodeRED / IoTex …

Note: This sketch shows the development possibilities for the related IoT ecosystem, developers need to develop the firmware based on need.

• SenseCAP Indicator is an interactive display and control terminal for various IoT applications. It provides developers with a powerful and interface-rich development platform powered by ESP32-S3 and RP2040 dual-MCU.
• Don’t wait anymore, start your wonderful development journey with SenseCAP Indicator now!

Hard ware Version

• The SenseCAP Indicator series offers four different versions: D1, D1S, D1L, and D1Pro. Each version is designed to meet different application needs without any extra cost from unnecessary hardware. Here are the differences between the versions:

Specification

• ESP32-S3: Xtensa® dual-core 32-bit LX7 microprocessor, up to 240 MHz
• RP2040: Dual ARM Cortex-M0+ up to 133MHz

Flash| ESP32S3: 8MB RP2040: 2MB
External Storage| Support up to 32GB Micro SD Card (not included)
Wi-Fi| 802.11b/g/n, 2.4GHz
Bluetooth| Bluetooth 5.0 LE
LoRa(SX1262)|

• LoRaWAN/(G)FSK, 21dBm Max Transmitted Power
• Sensitivity/-136dBm@SF12 BW=125KHz RX Sensitivity, Up to 5km (depending on gateway antenna and environments)

Sensors(Optional)| CO2 (SCD41)|

• Range: 0-40000ppm Accuracy: 400ppm – 5000ppm
• ±(50ppm+5% of reading)

TVOC (SGP40)| Range: 1-500 VOC Index Points
Grove Temperature and Humidity Sensor (AHT20)|

• Range: -40 ~ + 85 ℃/± 0.3 ℃; 0 ~ 100%
• RH/± 2% RH (25 ℃)

Buzzer| MLT-8530, Resonant Frequency：2700Hz

Part List

ODM Service
Note:

• If you want to customize your own SenseCAP Indicator, Seeed Studio provides one-stop ODM service for quick customization and scalp-up. Please contact iot@seeed.cc if you have large quantity customization need.

With over 10 years of ODM & OEM experience, our engineers and product experts are proficient in delivering customization service for popular open-source hardware platforms, such as: Raspberry Pi, NVIDIA Jetson, Beagleboard, ESP32, and more.
We are committed to assisting you at any moment and shortening your path from idea to products for emerging AIoT scenarios.

Get Started with SenseCAP Indicator

Hardware Overview

Button Function

• Short press: Turn off /wake up the screen
• Long press for 3s: Switch on/switch off the device
• Long press for 10s : Factory reset

Grove Interfaces

• There are two Grove interfaces for connecting Grove modules, providing more possibilities for developers.
• Grove is a modular, standardized connector prototyping system and a strong open source hardware ecosystem.
  （Click Grove – Seeed Studio to learn more）Grove – Seeed Studio

SX1262 LoRa Chip

• The embedded SX1262 LoRa module enables you to build the LoRa application and connect your local LoRa sensors to the Cloud via Wi-Fi. For example, you could build a LoRa hub device to connect your LoRa sensors to your smart home ecosystem to implement Matter over Wi-Fi. In this way, the LoRa devices could be connected to the Matter ecosystem via Wi-Fi, without the need to buy a new Matter-compatible device.

Native Firmware

• SenseCAP Indicator native firmware enables you to use it as a desktop air quality detector，just a few simple steps to enjoy.

Wi-Fi Configuration

• Plug the 5V power adaptor into the USB type-C power connector, the device will power on automatically, then the display will show the WiFi setting page.

• Select the WiFi you need, input the password and connect.

• Data Viewing

Home page

• Including the time, date, location info.

Sensor data

• Built-in tVOC and CO2 sensors, and an external Grove AHT20 TH sensor for more precise temperature and humidity readings.

Click the specified sensor to enter the detailed information page, and you can choose to display the value of 24h or a week.

Setting

Display Setting

• Brightness: Adjust screen brightness
• Sleep Mode: Turn off the screen according to the interval you set

Date & Time Setting

• Time Format: You can set 24H or 12H format.
• Time Auto Update/Zone Auto Update: When the device is connected to WiFi, it will automatically obtain the corresponding time zone and date.

Manual setting:

• If the time obtained through the time zone cannot automatically identify the winter time or device is offline, then you can manually set the time zone

Development Tutorial

• ESP32 Firmware Flashing
• Flash by Flash Download Tools (For Windows only)
  • Step 1: Connect the device to your PC with the provided USB type-C cable.
  • Step 2: Install the Flash Download Tools

Flash Download Tools for Windows

Step 3: User interface setting
Double-click the .exe file to enter the main interface of the tool.

• Chip Type: ESP32-S3
• Work Mode: Develop
• Load Mode: UART

Step 4: SPI Download Tab Configure
Click “…” and select the .bin file in the firmware file to configure the loading path.

• There should be 3 .bin files in the firmware , they correspond to 3 different downloading addresses:
  • bootloader.bin – 0x0
  • partition-table.bin – 0x8000
  • terminal.bin – 0x10000

Step 5: SPI Flash Configure

• SPI SPEED: 40MHz SPI
• MODE: DIO

Step 6: Download Panel Configure

• COM: Check the ports on your Device Manage, the USB-SERIAL is the correct one.
• Baud: 921600(recommended value）

Step 6: Start Downloading

• Then click “START” to start the downloading.

When it shows “FINISH”, the flash has been completed.

There is “indicator_terminal_demo.bin” firmware (allinone ) in the sdk . you can flash it to esp32.

Flash by IDF

• For Linux and MacOS : Standard Toolchain Setup for Linux and macOS
• For Windows : Standard Setup of Toolchain for Windows

There is “indicator_terminal_demo.bin” firmware (allinone ) in the sdk . you can flash it by idf.

• cd /examples/factory/
• esptool.py write_flash 0x0 indicator_terminal_demo.bin also you can build, flash and monitor the project.
• cd /examples/terminal_demo/idf.py -p PORT build flash monitor

RP2040 Firmware Flashing

• Flash by .uf2 file

Step 1: Connect the device to your PC

• Long press this internal button, then connect the device to your PC by the provided USB type-C cable, release the button once connected.

Step 2: Firmware Flash

• After the connection is successful, your PC will show a disk.

Copy the .uf2 file in the firmware package to the disk, then the disk will log out. The upgrade will run automatically.

Flash by Arduino IDE

Step 1: Install Arduino IDE

• Arduino IDE

Step 2: Add the Raspberry Pi Pico Board

• Open your Arduino IDE, click on Arduino > Settings, and copy the below URL to Additional Boards Manager URLs:
• https://github.com/earlephilhower/arduino-pico/releases/download/global/package_rp2040_index.json

Click on Tools > Board > Board Manager.

Search and install “Raspberry Pi Pico/RP2040” in the Boards Manager

Step 3: Add Libraries Download these libraries we need:

• Serial communication protocol
• SGP40 TVOC sensor library
• Transfer index library : Sensirion Gas Index Algorithm SCD41 CO2 sensor library
• AHT20 temperature and humidity sensor library
• Sensirion Arduino Core library

Navigate to Sketch -> Include Library -> Add .ZIP Library, then select the libraries you download.

Step 4 : Connect the device to your PC with the provided USB Typc-C cable.
Step 5: Select the board

• Tools > Board > Raspberry Pi PR2040 Boards > Raspberry Pi Pico

Port: Select the “usbmodem” one

Step 6: Open the example code file

File > Open, then select the example code file (.ino file).
We provide an example code file, you can modify the code according to your needs.

Step 7 : Verify and Upload the file.

Resource

• IDF Download: Standard Toolchain Setup for Linux and macOS
• Standard Setup of Toolchain for Windows
• SenseCAP Indicator ESP32 SDK： SenseCAP Indicator SDK for esp32
• SenseCAP Indicator RP2040 Examples : SenseCAP Indicator examples for rp2040

FCC Regulatory Conformance

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

1. This device may not cause harmful interference.
2. This device must accept any interference received, including interference that may cause undesired operation.

NOTE:

• This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
  This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures

  • Reorient or relocate the receiving antenna.
  • Increase the separation between the equipment and receiver.
  • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
  • Consult the dealer or an experienced radio/TV technician for help

NOTE: The manufacturer is not responsible for any radio or TV interference caused by unauthorized modifications to this equipment. Such modifications could void the user’s authority to operate the equipment.

RF Exposure
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance of 20 cm between the radiator and your body. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.

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