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