Welcome to C40PL Manual

Quick Start

• 1. Introduction
• 2. Serial debug

Upgrade Firmware

• 1. Boot mode description
  • 1.1. Preface
  • 1.2. How to get the Firmwares
  • 1.3. Upgrade method
  • 1.4. Boot media
  • 1.5. Boot mode
• 2. Upgrade the firmware via USB cable
  • 2.1. Introduction
  • 2.2. Preparatory Tools
  • 2.3. Prepare Firmware
  • 2.4. Install the Upgrade Tool
  • 2.5. Enter Upgrade mode
  • 2.6. Upgrade the firmware
  • 2.7. FAQs
• 3. MaskRom mode
• 4. Upgrade the firmware via SD card
  • 4.1. Introduction
  • 4.2. Preparatory Tools
  • 4.3. Operation Steps

Linux

• 1. Compile Linux firmware
  • 1.1. Download Firefly_Linux_SDK
  • 1.2. Linux SDK Configuration Introduction
  • 1.3. Compile Debian firmware
  • 1.4. Compile Buildroot firmware
  • 1.5. Compile Thunder-boot firmware
• 2. Firefly Linux User Guide
• 3. Firefly Debian Manual
  • 3.1. Firmware Download
  • 3.2. System Introduction
  • 3.3. Use of ArcSoft face algorithm
  • 3.4. Partition introduction
  • 3.5. System export
  • 3.6. Restore to Factory Settings
• 4. Quick Use
  • 4.1. Power On
  • 4.2. Device Debugging
• 5. RKMedia
  • 5.1. Module Introduction
  • 5.2. Concrete Example
• 6. Technical Case
• 7. Application Scenarios
  • 7.1. Face recognition webcam
  • 7.2. License plate recognition webcam

Port Usage

• 1. ADC
  • 1.1. Introduction
  • 1.2. DTS configuration
  • 1.3. Drive instructions
  • 1.4. Interface specification
  • 1.5. FAQs
• 2. Camera
  • 2.1. MIPI CSI
• 3. Display
• 4. Ethernet
  • 4.1. Dts Configuration
• 5. GPIO
  • 5.1. Introduction
  • 5.2. GPIO Pin to calculate
  • 5.3. Input And Output
  • 5.4. Interrupt
  • 5.5. Reuse
  • 5.6. Debugging Method
  • 5.7. FAQs
• 6. LED
  • 6.1. Introduction
  • 6.2. Controlling LEDs by device
  • 6.3. Using trigger control LED
• 7. RTC
  • 7.1. Introduction
  • 7.2. Driver RTC
  • 7.3. Interface usage
  • 7.4. FAQs
• 8. UART
  • 8.1. Introduction
  • 8.2. DTS Configuration
  • 8.3. Send And Receive Verification
• 9. Watchdog
  • 9.1. Introduction
  • 9.2. DTS configuration
  • 9.3. usage
• 10. WiFi
• 11. 4G Module
• 12. Sound Card
  • 12.1. EarPhone && Speak
  • 12.2. Mic
• 13. POE
• 14. IR
  • 14.1. Code directory

Accessories

• 1. Camera module
• 2. Screen module
• 3. Wireless module

Other

• 1. NPU
  • 1.1. The Introduction Of RKNN
  • 1.2. RKNN-Toolkit

Questions and answers

• 1. FAQS
  • 1.1. SDK version
  • 1.2. NPU Version
  • 1.3. AI Algorithm
• 2. Linux Device Tree (DTS) Manual
  • 2.1. Find the Device Tree
  • 2.2. Modify the Device Tree
  • 2.3. Compile and Download

Hardware resources

• 1. Hardware Information
  • 1.1. Hardware Resources
  • 1.2. Appearance
  • 1.3. Appearance Dimensions
  • 1.4. Peripheral Interface