2015年12月7日
I2c
The Exynos 4412 SCP Reduced Instruction Set Computer (RISC) microprocessor supports four multi-masterInter-Integrated Circuit (I2C) bus serial interfa... Read More
posted @ 2015-12-07 23:41 suonikeyinsu Views(575) Comments(0) Diggs(0)
内嵌汇编
static inline void arch_spin_lock(arch_spinlock_t *lock){ unsigned long tmp; __asm__ __volatile__("1: ldrex %0, [%1]\n" " teq %0, #0\n" ... Read More
posted @ 2015-12-07 22:17 suonikeyinsu Views(998) Comments(0) Diggs(0)
UART
A Universal Asynchronous Receiver and Transmitter (UART) in Exynos 4412 SCP provide four independent Exynos 4412 SCP的UART提供了4个异步串口通道(ch0~3)。还... Read More
posted @ 2015-12-07 22:06 suonikeyinsu Views(1095) Comments(0) Diggs(0)