Introduction
note: KL720 SDK v1.4.x starts to support Kneron PLUS
1. Requirements
Hardware:
Board with KL720 chip, like 720 dongle, 96board, m.2 board.
Software:
licensed software: ARM Keil MDK
2. File Structure
The whole SDK package is composed of device firmware, the folder design is described in this section.
3. Flash Management
Flash Programming by UART, JLink.
4. Create New SDK Application
Step by step to create new SDK application, please refer to the section Kneron PLUS / Customized API.
5. Secure Boot
Kneron KL720 provide secure protect with AES and SHA.
6. SOC Peripheral Drivers
The peripheral definitions and prototypes for the application progamming reference.
Supported/Unsupported Peripheral Table
Image Input
| Peripherals | Companion | HICO |
|---|---|---|
| MIPI CSI RX | x | driver/example |
| DVP | x | driver/example |
| UVC Host | x | specified cameras |
| USB(proprietary) | O | x |
| SPI Master, non-DMA | x | driver/example |
| SPI Slave, non-DMA | x | driver/example |
| SPI Master, DMA | x | x |
| SPI Slave, DMA | x | x |
| UART | x | x |
Image/Result Output
| Peripherals | Companion | HICO |
|---|---|---|
| MIPI DSI TX | x | x |
| MIPI CSI TX | x | x |
| DVP | x | O |
| UVC device | x | x |
| USB bulk | x | O |
| USB(proprietary) | O | x |
| SPI Master, non-DMA | x | driver/example |
| SPI Slave, non-DMA | x | driver/example |
| SPI Master, DMA | x | x |
| SPI Slave, DMA | x | x |
| UART | x | O |
| I2C | x | driver/example |
| I2S | x | x |
| INTEL 8080 | x | x |
7. Power Management
Provide functions to allow developers control the power states switching.