【野火启明6M5开发板体验】（OLED）SCI IIC & RTC

RA_kjnsc

2023-1-5 11:16:36

1679 RA6M5

（OLED）SCI IIC & RTC

本帖最后由 RA_kjnsc 于 2023-1-5 15:24 编辑

RTC配置：点击Stacks->New Stack->timers->Realtime Clock(r_rtc)。

IIC配置：点击Stacks->New Stack->Connectivity->I2C Master (r_sci_i2c)。

显示汉字需要先进行取模，生成字模前先进行设置。

将取得的编码放入oledfont.h的Hzk数组中。

#include "hal_data.h"
#include "oled.h"
FSP_CPP_HEADER
void R_BSP_WARMStart(bsp_warm_start_event_t event);
FSP_CPP_FOOTER
uint8_t rtc_second= 56; //秒
uint8_t rtc_minute =34; //分
uint8_t rtc_hour =12; //时
uint8_t rtc_day =2; //日
uint8_t rtc_month =1; //月
uint16_t rtc_year =123; //年
rtc_time_t get_time;
i2c_master_event_t i2c_event = I2C_MASTER_EVENT_ABORTED;
void sci_i2c_master_callback(i2c_master_callback_args_t *p_args)
{
i2c_event = I2C_MASTER_EVENT_ABORTED;
if (NULL != p_args)
{
/* capture callback event for validating the i2c transfer event*/
i2c_event = p_args->event;
}
}
fsp_err_t err = FSP_SUCCESS;
int timeout_ms = 100;
/* rtc_time_t is an alias for the C Standard time.h struct 'tm' */
rtc_time_t set_time =
{
.tm_sec = 56, /* 秒，范围从 0 到 59 */
.tm_min = 34, /* 分，范围从 0 到 59 */
.tm_hour = 12, /* 小时，范围从 0 到 23*/
.tm_mday = 2, /* 一月中的第几天，范围从 1 到 31*/
.tm_mon = 1, /* 月份，范围从 0 到 11*/
.tm_year = 123, /* 自 1900 起的年数，2021为121*/
};
volatile bool rtc_flag = 0;//RTC延时1s标志位
void rtc_callback(rtc_callback_args_t *p_args)
{
/* TODO: add your own code here */
if(p_args->event == RTC_EVENT_PERIODIC_IRQ)
rtc_flag=1;
}
void hal_entry(void)
{
/* TODO: add your own code here */
err = R_RTC_Open(&g_rtc0_ctrl, &g_rtc0_cfg);
assert(FSP_SUCCESS == err);
R_RTC_CalendarTimeSet(&g_rtc0_ctrl, &set_time);
R_RTC_PeriodicIrqRateSet(&g_rtc0_ctrl, RTC_PERIODIC_IRQ_SELECT_1_SECOND);
/* IIC初始化*/
err = R_SCI_I2C_Open(&g_i2c0_ctrl, &g_i2c0_cfg);
assert(FSP_SUCCESS == err);
WriteCmd();//OLED初始化
OLED_Clear();//清屏
OLED_ShowCHinese(0,1,3); //野
OLED_ShowCHinese(16,1,4); //火
OLED_ShowString(36,1,"&",16);
OLED_ShowCHinese(48,1,5); //电
OLED_ShowCHinese(64,1,6); //子
OLED_ShowCHinese(80,1,7); //发
OLED_ShowCHinese(96,1,8); //烧
OLED_ShowCHinese(112,1,9); //友
OLED_ShowCHinese(40,5,0); //年
OLED_ShowCHinese(72,5,1); //月
OLED_ShowCHinese(104,5,2); //日
OLED_ShowString(32,3,"12:34:56",16);
while(1)
{
if(rtc_flag)
{
R_RTC_CalendarTimeGet(&g_rtc0_ctrl, &get_time);//获取RTC计数时间
rtc_flag=0;
rtc_second=get_time.tm_sec; //获取秒
rtc_minute=get_time.tm_min; //获取分
rtc_hour=get_time.tm_hour; //获取时
rtc_day=get_time.tm_mday; //获取日
rtc_month=get_time.tm_mon; //获取月
rtc_year=get_time.tm_year; //获取年
}
OLED_ShowNum(8,5,rtc_year+1900,4,16); //显示年
OLED_ShowNum(56,5,rtc_month,2,16); //显示月
OLED_ShowNum(88,5,rtc_day,2,16); //显示日
OLED_ShowNum(32,3,rtc_hour,2,16); //显示时
OLED_ShowNum(56,3,rtc_minute,2,16); //显示分
OLED_ShowNum(80,3,rtc_second,2,16); //显示秒
}
#if BSP_TZ_SECURE_BUILD
/* Enter non-secure code */
R_BSP_NonSecureEnter();
#endif
}
/*******************************************************************************************************************//**
* This function is called at various points during the startup process. This implementation uses the event that is
* called right before main() to set up the pins.
*
* @param[in] event Where at in the start up process the code is currently at
**********************************************************************************************************************/
void R_BSP_WarmStart(bsp_warm_start_event_t event)
{
if (BSP_WARM_START_RESET == event)
{
#if BSP_FEATURE_FLASH_LP_VERSION != 0
/* Enable reading from data flash. */
R_FACI_LP->DFLCTL = 1U;
/* Would normally have to wait tDSTOP(6us) for data flash recovery. Placing the enable here, before clock and
* C runtime initialization, should negate the need for a delay since the initialization will typically take more than 6us. */
#endif
}
if (BSP_WARM_START_POST_C == event)
{
/* C runtime environment and system clocks are setup. */
/* Configure pins. */
R_IOPORT_Open (&g_ioport_ctrl, g_ioport.p_cfg);
}
}
#if BSP_TZ_SECURE_BUILD
BSP_CMSE_NONSECURE_ENTRY void template_nonsecure_callable ();
/* Trustzone Secure Projects require at least one nonsecure callable function in order to build (Remove this if it is not required to build). */
BSP_CMSE_NONSECURE_ENTRY void template_nonsecure_callable ()
{
}
#endif