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hello_world
hello_world
 
 
syter_boot
syter_boot
 
 
syter_boot_spi
syter_boot_spi
 
 
CMakeLists.txt
CMakeLists.txt
 
 
README.md
README.md
 
 
board.c
board.c
 
 
eabi_compat.c
eabi_compat.c
 
 
head.c
head.c
 
 
start.S
start.S
 
 

README.md

DongshanPI-AICT

Specifications

100ask-v853-pro_top

  • Based on Allwinner V853
  • Cortex-A7 Core up to 1200MHz
  • RISC-V E907GC@600MHz
  • 1Tops@int8 NPU
  • Built in 512MB/1GB DDR3 memory
  • One TF Card Slot, Support UHS-SDR104
  • On board SPI NAND / 8/32G Emmc
  • On board USB&UART Combo
  • Supports one 2/4-lane MIPI CSI inputs
  • Supports 1 individual ISP, with maximum resolution of 2560 x 1440
  • H.264/H.265 decoding at 4096x4096
  • H.264/H.265 encoder supports 3840x2160@20fps
  • Online Video encode
  • RISC-V E907 RTOS Support, Based on RT-Thread + RTOS-HAL

Application

Name Function Path
hello world Minimal program example, prints Hello World hello_world
init dram Initializes the serial port and DRAM init_dram
read chip efuse Reads chip efuse information read_chip_efuse
read chipsid Reads the unique ID of the chip read_chipsid
load e907 Reads the e907 core firmware, starts the e907 core, and uses V851s as a large RISC-V microcontroller (E907 @ 600 MHz with 64MB memory) load_e907
syter boot Bootstrapping function that replaces U-Boot, enabling fast system startup for Linux syter_boot
syter boot_spi Bootstrapping function that replaces U-Boot, enabling fast system startup for Linux for SPI NAND, SPI NOR syter_boot_spi
syter amp Reads the e907 core firmware, starts the e907 core, loads the kernel, and runs Linux simultaneously on both e907 and a7 systems, which are heterogeneously integrated syter_amp
fdt parser Reads the DTB and Parser Print out fdt_parser
fdt cli Reads the DTB with a CLI support uboot fdt command fdt_cli
syter bootargs Bootstrapping function that replaces U-Boot, enabling fast system startup for Linux, Within a CLI to change bootargs syter_bootargs
cli test Test baisc CLI function cli_test
i2c oled i2c_oled
i2c test i2c_test
spi lcd spi_lcd
syter boot spi syter_boot_spi

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DongshanPI-AICT

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