uart_sys_def.h
来自「嵌入式系统」· C头文件 代码 · 共 34 行
H
34 行
/*-----------------------------------------------------------------------------
@@
@@ (Summary) : UART System Level Definitions Header File
@@
@@ (Comment) : System Level Setting of UART
@@
@@
@@ (RCS ID) :
@@
-----------------------------------------------------------------------------*/
#ifndef APD_UART_SYS_H
#define APD_UART_SYS_H
/*-----------------------------------------------------------------------------
@@ Definitions of UART clock speed
@@
@@ APD_UART_CLK_SYS : System Clock
@@ APD_UART_CLK_EXT : External Clock
@@
-----------------------------------------------------------------------------*/
#define APD_UART_CLK_EXT 50000000 /* UART external clock */
#define APD_UART_CLK_SYS 48000000 /* UART system clock */
/*-----------------------------------------------------------------------------
@@ Definitions of UART channel clocks speed
@@
@@ APD_UART_CLK_SYS : System Clock
@@ APD_UART_CLK_EXT : External Clock
@@
-----------------------------------------------------------------------------*/
#define APD_UART_CLK0 APD_UART_CLK_SYS /* UART channel 0 clock */
#define APD_UART_CLK1 APD_UART_CLK_SYS /* UART channel 1 clock */
#endif
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