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feat: rtc module

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IOsetting 2022-01-09 19:27:37 +08:00
parent b5d2eac413
commit 677dd45b2e
3 changed files with 173 additions and 0 deletions
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93
demo/rtc/rtc_interrupt.c Normal file
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// Copyright 2021 IOsetting <iosetting(at)outlook.com>
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/***
* Demo: RTC
* Board: STC8H8K64U
*/
#include "fw_hal.h"
uint8_t year, month, day, hour, minute, second;
INTERRUPT(RTC_Routine, EXTI_VectRTC)
{
SFRX_ON();
if (RTC_IsSecondInterrupt())
{
RTC_ClearSecondInterrupt();
year = YEAR;
month = MONTH;
day = DAY;
hour = HOUR;
minute = MIN;
second = SEC;
}
SFRX_OFF();
}
void RTC_Init(void)
{
// Enable internal 32kHz OSC
SYS_EnableOscillatorLSI();
// Set RTC clock source
RTC_SetClockSource(RTC_ClockSource_Internal);
// Set clock initial value
RTC_ConfigClock(22, 1, 9, 18, 59, 03, 0);
// Init clock
RTC_ConfigClockApply();
// Enable second interrupt
EXTI_RTC_SetSecondIntState(HAL_State_ON);
// Enable global interrupt
EXTI_Global_SetIntState(HAL_State_ON);
// Clear interrupts
RTC_ClearAllInterrupts();
// Enable RTC
RTC_SetRunState(HAL_State_ON);
}
int main(void)
{
SYS_SetClock();
UART1_Config8bitUart(UART1_BaudSource_Timer2, HAL_State_ON, 115200);
RTC_Init();
while(1)
{
SFRX_ON();
UART1_TxString("RTCCR:");
UART1_TxHex(RTCCR);
UART1_TxString(" RTCCFG:");
UART1_TxHex(RTCCFG);
UART1_TxString(" RTCIEN:");
UART1_TxHex(RTCIEN);
UART1_TxString(" RTCIF:");
UART1_TxHex(RTCIF);
SFRX_OFF();
UART1_TxString(" Year:");
UART1_TxHex(year);
UART1_TxString(" Month:");
UART1_TxHex(month);
UART1_TxString(" Day:");
UART1_TxHex(day);
UART1_TxString(" Hour:");
UART1_TxHex(hour);
UART1_TxString(" Minute:");
UART1_TxHex(minute);
UART1_TxString(" Second:");
UART1_TxHex(second);
UART1_TxString("\r\n");
SYS_Delay(900);
}
}

1
include/fw_hal.h
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#endif
#if (__CONF_MCU_TYPE == 3 )
#include "fw_pwm.h"
#include "fw_rtc.h"
#endif
#endif

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include/fw_rtc.h Normal file
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// Copyright 2021 IOsetting <iosetting(at)outlook.com>
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef ___FW_RTC_H___
#define ___FW_RTC_H___
#include "fw_conf.h"
#include "fw_types.h"
typedef enum
{
RTC_ClockSource_External = 0x00,
RTC_ClockSource_Internal = 0x01,
} RTC_ClockSource_t;
#define RTC_SetRunState(__STATE__) SFRX_ASSIGN(RTCCR, 0, (__STATE__))
#define RTC_SetClockSource(__SOURCE__) SFRX_ASSIGN(RTCCFG, 1, (__SOURCE__))
#define RTC_ConfigClockApply() SFRX_SET(RTCCFG, 0)
/**
* Call SFRX_ON(); before calling following macros
*/
#define RTC_ClearAllInterrupts() (RTCIF = 0x00)
#define RTC_IsAlarmInterrupt() (RTCIF & 0x80)
#define RTC_ClearAlarmInterrupt() (RTCIF &= ~0x80)
#define RTC_IsDayInterrupt() (RTCIF & 0x40)
#define RTC_ClearDayInterrupt() (RTCIF &= ~0x40)
#define RTC_IsHourInterrupt() (RTCIF & 0x20)
#define RTC_ClearHourInterrupt() (RTCIF &= ~0x20)
#define RTC_IsMinuteInterrupt() (RTCIF & 0x10)
#define RTC_ClearMinuteInterrupt() (RTCIF &= ~0x10)
#define RTC_IsSecondInterrupt() (RTCIF & 0x08)
#define RTC_ClearSecondInterrupt() (RTCIF &= ~0x08)
#define RTC_IsSecondDiv2Interrupt() (RTCIF & 0x04)
#define RTC_ClearSecondDiv2Interrupt() (RTCIF &= ~0x04)
#define RTC_IsSecondDiv8Interrupt() (RTCIF & 0x02)
#define RTC_ClearSecondDiv8Interrupt() (RTCIF &= ~0x02)
#define RTC_IsSecondDiv32Interrupt() (RTCIF & 0x01)
#define RTC_ClearSecondDiv32Interrupt() (RTCIF &= ~0x01)
/**
* Set Alarm
*/
#define RTC_ConfigAlarm(__HOUR__, __MIN__, __SEC__, __SSEC__) do { \
SFRX_ON(); \
ALAHOUR = (__HOUR__ & 0x1F); \
ALAMIN = (__MIN__ & 0x3F); \
ALASEC = (__SEC__ & 0x3F); \
ALASSEC = (__SSEC__ & 0x7F); \
SFRX_OFF(); \
} while(0)
/**
* Set clock initial value
*/
#define RTC_ConfigClock(__YEAR__, __MON__, __DAY__, __HOUR__, __MIN__, __SEC__, __SSEC__) do { \
SFRX_ON(); \
INIYEAR = (__YEAR__ & 0x7F); \
INIMONTH = (__MON__ & 0x0F); \
INIDAY = (__DAY__ & 0x1F); \
INIHOUR = (__HOUR__ & 0x1F); \
INIMIN = (__MIN__ & 0x3F); \
INISEC = (__SEC__ & 0x3F); \
INISSEC = (__SSEC__ & 0x7F); \
SFRX_OFF(); \
} while(0)
#endif