libopencm3
A free/libre/open-source firmware library for various ARM Cortex-M3 microcontrollers.
Macros
UART Clock source selections

Macros

#define RCC_CFGR3_UARTxSW_PCLK   0x0
 
#define RCC_CFGR3_UARTxSW_SYSCLK   0x1
 
#define RCC_CFGR3_UARTxSW_LSE   0x2
 
#define RCC_CFGR3_UARTxSW_HSI   0x3
 

Detailed Description

Note
This is only used internally.

Macro Definition Documentation

◆ RCC_CFGR3_UARTxSW_HSI

#define RCC_CFGR3_UARTxSW_HSI   0x3

Definition at line 425 of file f3/rcc.h.

◆ RCC_CFGR3_UARTxSW_LSE

#define RCC_CFGR3_UARTxSW_LSE   0x2

Definition at line 424 of file f3/rcc.h.

◆ RCC_CFGR3_UARTxSW_PCLK

#define RCC_CFGR3_UARTxSW_PCLK   0x0

Definition at line 422 of file f3/rcc.h.

◆ RCC_CFGR3_UARTxSW_SYSCLK

#define RCC_CFGR3_UARTxSW_SYSCLK   0x1

Definition at line 423 of file f3/rcc.h.