its is ARM 9 SBC Designed in Eagle 5.11 with schematic. IMX233 with 64mb Ram , External boot from SD card. Compost Video and GPIO Interface with USART and UART. dual layer pcb-its is ARM 9 SBC Designed in Eagle 5.11 with schematic. IMX233 with 64mb R

串口驱动，USART驱动 串口驱动，USART驱动-usart0_driver by c usart0_driver by c usart0_driver by c

基于STM32l151C8芯片的GPIO 和 USART编程-Based on STM32l151C8 chip GPIO and USART programming

USAR WITH SMT32F4 DISCOVERY