EFM32GG芯片串口问题

发布于 2021-12-05 15:59:02 浏览：902 订阅该版

2 个回答

Nog 2021-12-08

这家伙很懒，什么也没写！

viyjk99 2021-12-08

这家伙很懒，什么也没写！

rtconfig.h的配置

```c
#ifndef __RTTHREAD_CFG_H__
#define __RTTHREAD_CFG_H__

// Maximal size of kernel object name length
#define RT_NAME_MAX	6
// Alignment size for CPU architecture data access
#define RT_ALIGN_SIZE	4
// Maximal level of thread priority
#define RT_THREAD_PRIORITY_MAX	32
#define RT_TICK_PER_SECOND	100
// Kernel Debug Configuration
#define RT_DEBUG
// Thread debug enable
// #define RT_THREAD_DEBUG
// Thread stack over flow detect
#define RT_USING_OVERFLOW_CHECK
#define RT_DEBUG_INIT 0
#define RT_DEBUG_THREAD 0
// Using hook functions
#define RT_USING_HOOK

// #define RT_USING_TIMER_SOFT

// The priority level of timer thread
#define RT_TIMER_THREAD_PRIO	4

// The stack size of timer thread
#define RT_TIMER_THREAD_STACK_SIZE	512

// The soft-timer tick per second
#define RT_TIMER_TICK_PER_SECOND	10

#define RT_USING_SEMAPHORE
#define RT_USING_MUTEX
#define RT_USING_EVENT
#define RT_USING_MAILBOX
#define RT_USING_MESSAGEQUEUE

#define RT_USING_MEMPOOL
#define RT_USING_MEMHEAP
#define RT_USING_HEAP
#define RT_USING_SMALL_MEM
// #define RT_USING_SLAB

#define RT_USING_DEVICE
#define RT_USING_SERIAL
// #define RT_USING_I2C
#define RT_USING_RTC
// #define RT_USING_ALARM
// #define RT_USING_WDT
#define RT_USING_DEVICE_IPC
// The ring buffer size for UART
#define RT_SERIAL_RB_BUFSZ	1024

#define RT_USING_CONSOLE
#define RT_CONSOLEBUF_SIZE	128
#define RT_CONSOLE_DEVICE_NAME	"usart0"

#define RT_USING_COMPONENTS_INIT

#define RT_USING_FINSH
#define FINSH_USING_SYMTAB
#define FINSH_USING_DESCRIPTION
#define FINSH_THREAD_STACK_SIZE	4096

//Using newlib library, only available under GNU GCC
// #define RT_USING_NEWLIB
// #define RT_USING_PTHREADS

#define RT_USING_ULOG
#define ULOG_OUTPUT_LVL_D
#define ULOG_OUTPUT_LVL 7
#define ULOG_ASSERT_ENABLE
#define ULOG_LINE_BUF_SIZE 128

// #define RT_USING_LOGTRACE

#define ULOG_USING_ISR_LOG
//#define ULOG_USING_ASYNC_OUTPUT
#define ULOG_ASYNC_OUTPUT_BUF_SIZE  (4096)
#define ULOG_ASYNC_OUTPUT_BY_THREAD
#define ULOG_ASYNC_OUTPUT_THREAD_STACK 512
#define ULOG_ASYNC_OUTPUT_THREAD_PRIORITY (RT_THREAD_PRIORITY_MAX/2)

/* log format */
//#define ULOG_USING_COLOR
#define ULOG_OUTPUT_TIME
//#define ULOG_OUTPUT_LEVEL
//#define ULOG_OUTPUT_TAG
#define ULOG_BACKEND_USING_CONSOLE
#define ULOG_SW_VERSION_NUM 0x00101
#define ULOG_TIME_USING_TIMESTAMP
//#define RT_USING_SOFT_RTC

#define RT_USING_PIN
//#define RT_PIN_DEBUG

#define EFM32_USING_HFXO
#define EFM32_USING_LFXO

/* SECTION: Serial options */
#define EFM_USART0                  (0x00UL)
#define EFM_USART1                  (0x01UL)
#define EFM_USART2                  (0x02UL)
#define EFM_UART0                   (0x10UL)
#define EFM_UART1                   (0x11UL)
#define EFM_LEUART0                 (0x20UL)
#define EFM_LEUART1                 (0x21UL)

#define RT_USING_USART0             (0x1UL)
#define RT_USART0_NAME              "usart0"  /*对外串口*/
//#define RT_USART0_USING_DMA         (0x1UL)

#define RT_CONSOLE_DEVICE		    (EFM_USART0)

#define RT_USING_USART1             (0x1UL)
#define RT_USART1_NAME              "usart1"

#define RT_USING_USART2             (0x1UL)
#define RT_USART2_NAME              "usart2"

#endif

```