コード例 #1
0
ファイル: rtc_e8564.c プロジェクト: 4nykey/rockbox
void rtc_set_alarm(int h, int m)
{
    unsigned char buf[4] = {0};
    int i, rv;

    /* clear alarm interrupt */
    rv = i2c_readbytes(RTC_ADDR, RTC_CTRL2, 1, buf);
    buf[0] &= RTC_AF;
    pp_i2c_send(RTC_ADDR, RTC_CTRL2, buf[0]);

    /* prepare new alarm */
    if( m >= 0 )
        buf[0] = DEC2BCD(m);
    else
        /* ignore minutes comparison query */
        buf[0] = RTC_AE;
    
    if( h >= 0 )
        buf[1] = DEC2BCD(h);
    else
        /* ignore hours comparison query */
        buf[1] = RTC_AE;

    /* ignore day and wday */
    buf[2] = RTC_AE;
    buf[3] = RTC_AE;

    /* write new alarm */
    for(i = 0; i < 4; i++)
        pp_i2c_send(RTC_ADDR, RTC_ALARM_MINUTES + i, buf[i]);

    /* note: alarm is not enabled at the point */
}
コード例 #2
0
void rtc_set_alarm(int h, int m)
{
    /* Set us to wake at the first second of the specified time */
    pcf50605_write(0x11, 0);
    /* Convert to BCD */
    pcf50605_write(0x12, DEC2BCD(m));
    pcf50605_write(0x13, DEC2BCD(h));
}
コード例 #3
0
int rtc_write_datetime(const struct tm *tm)
{
    unsigned int i;
    int rc, oldlevel;
    unsigned char buf[7];

    buf[0] = tm->tm_sec;
    buf[1] = tm->tm_min;
    buf[2] = tm->tm_hour;
    buf[3] = tm->tm_wday;
    buf[4] = tm->tm_mday;
    buf[5] = tm->tm_mon + 1;
    buf[6] = tm->tm_year - 100;

    for (i = 0; i < sizeof(buf); i++)
         buf[i] = DEC2BCD(buf[i]);

    oldlevel = disable_irq_save();

    if (get_pmu_type() == PCF50606)
        rc = pcf50606_write_multiple(PCF5060X_RTCSC, buf, sizeof(buf));
    else
        rc = pcf50635_write_multiple(PCF5063X_REG_RTCSC, buf, sizeof(buf));

    restore_irq(oldlevel);

    return rc;
}
コード例 #4
0
int rtc_write_datetime(const struct tm *tm)
{
    unsigned int i;
    int rc = 0;
    unsigned char buf[7];

    buf[0] = tm->tm_sec;
    buf[1] = tm->tm_min;
    buf[2] = tm->tm_hour;
    buf[3] = tm->tm_wday;
    buf[4] = tm->tm_mday;
    buf[5] = tm->tm_mon + 1;
    buf[6] = tm->tm_year - 100;

    /* Adjust weekday */
    if (buf[3] == 0)
        buf[3] = 7;

    for (i = 0; i < sizeof(buf) ; i++)
    {
        rc |= rtc_write(i + 1, DEC2BCD(buf[i]));
    }
    rc |= rtc_write(8, 0x80); /* Out=1, calibration = 0 */

    return rc;
}
コード例 #5
0
/* set alarm time registers to the given time (repeat once per day) */
void rtc_set_alarm(int h, int m)
{
    unsigned char data;

    /* for daily alarm, RPT5=RPT4=on, RPT1=RPT2=RPT3=off */

    rtc_write(0x0e, 0x00);      /* seconds 0 and RTP1 */
    rtc_write(0x0d, DEC2BCD(m)); /* minutes and RPT2 */
    rtc_write(0x0c, DEC2BCD(h)); /* hour and RPT3 */
    rtc_write(0x0b, 0xc1);      /* set date 01 and RPT4 and RTP5 */

    /* set month to 1, if it's invalid, the rtc does an alarm every second instead */
    data = rtc_read(0x0a);
    data &= 0xe0;
    data |= 0x01;
    rtc_write(0x0a, data);
}
コード例 #6
0
ファイル: mcp7941x.c プロジェクト: riteshharjani/OpenILDA
void mcp7941x_set_date_time(struct rtc_time *t) {
	static char cmd[]  = {MCP7941X_RTCC_TCR_SECONDS};
	char reg[] =  {0,0,0,0,0,0,0};

	reg[MCP7941X_RTCC_TCR_SECONDS] = DEC2BCD(t->tm_sec & 0x7f);
	reg[MCP7941X_RTCC_TCR_MINUTES] = DEC2BCD(t->tm_min & 0x7f);
	reg[MCP7941X_RTCC_TCR_HOURS]   = DEC2BCD(t->tm_hour & 0x1f);
	reg[MCP7941X_RTCC_TCR_DAY]     = DEC2BCD(t->tm_wday & 0x07);
	reg[MCP7941X_RTCC_TCR_DATE]    = DEC2BCD(t->tm_mday & 0x3f);
	reg[MCP7941X_RTCC_TCR_MONTH]   = DEC2BCD(t->tm_mon & 0x1f);
	reg[MCP7941X_RTCC_TCR_YEAR]    = DEC2BCD(t->tm_year);

	reg[MCP7941X_RTCC_TCR_SECONDS] |=  MCP7941X_RTCC_BIT_ST;
	reg[MCP7941X_RTCC_TCR_DAY] |= MCP7941X_RTCC_BIT_VBATEN;

	char data[8];
	data[0] = cmd[1];
	data[1] = reg[0];
	data[2] = reg[1];
	data[3] = reg[2];
	data[4] = reg[3];
	data[5] = reg[4];
	data[6] = reg[5];
	data[7] = reg[6];
	
	mcp7941x_setup();
	
	bcm2835_i2c_write(data, sizeof(data)/sizeof(char));
}
コード例 #7
0
ファイル: sd2068.c プロジェクト: joe3501/T6-branch_01
/******写SD2068实时数据寄存器******/
static int SD2068A_I2CWriteDate(unsigned char* WriteData)
{
	SD2068A_WriteTimeOn();

	if(SD2068A_I2CStart() != 0)
	{
		return -1;
	}

	SD2068A_I2CSendByte(WRITE_COMMAND);

	if( 0 != SD2068A_I2CWaitAck())
	{
		SD2068A_I2CStop();
		return -1;
	}

	SD2068A_SDA_OUT();
	SD2068A_I2CSendByte(Second_Address);  //设置写起始地址
	SD2068A_I2CWaitAck();
	SD2068A_SDA_OUT();
	SD2068A_I2CSendByte(DEC2BCD(WriteData[0]));  //Second
	SD2068A_I2CWaitAck();
	SD2068A_SDA_OUT();
	SD2068A_I2CSendByte(DEC2BCD(WriteData[1]));  //minute
	SD2068A_I2CWaitAck();
	SD2068A_SDA_OUT();
	SD2068A_I2CSendByte(DEC2BCD(WriteData[2]) | 0x80);  //hour,24小时制
	SD2068A_I2CWaitAck();
	SD2068A_SDA_OUT();
	SD2068A_I2CSendByte(DEC2BCD(WriteData[3]));  //week
	SD2068A_I2CWaitAck();
	SD2068A_SDA_OUT();
	SD2068A_I2CSendByte(DEC2BCD(WriteData[4]));  //DAY
	SD2068A_I2CWaitAck();
	SD2068A_SDA_OUT();
	SD2068A_I2CSendByte(DEC2BCD(WriteData[5]));  //MONTH
	SD2068A_I2CWaitAck();
	SD2068A_SDA_OUT();
	SD2068A_I2CSendByte(DEC2BCD(WriteData[6]));  //year
	SD2068A_I2CWaitAck();
	SD2068A_I2CStop();

	SD2068A_I2CStart();
	SD2068A_I2CSendByte(WRITE_COMMAND);
	SD2068A_I2CWaitAck();
	SD2068A_SDA_OUT();
	SD2068A_I2CSendByte(ReviseTime);//设置调整时间地址
	SD2068A_I2CWaitAck();
	SD2068A_SDA_OUT();
	SD2068A_I2CSendByte(0x00);//零数字调整寄存器 
	SD2068A_I2CWaitAck();
	SD2068A_I2CStop();
	SD2068A_WriteTimeOff();
	return 0;
}
コード例 #8
0
ファイル: rtc_s3c2440.c プロジェクト: BurntBrunch/rockbox-fft
int rtc_write_datetime(const struct tm *tm)
{
    BCDSEC  = DEC2BCD(tm->tm_sec);
    BCDMIN  = DEC2BCD(tm->tm_min);
    BCDHOUR = DEC2BCD(tm->tm_hour);
    BCDDAY  = DEC2BCD(tm->tm_wday) + 1; /* chip wants 1..7 for wday */
    BCDDATE = DEC2BCD(tm->tm_mday);
    BCDMON  = DEC2BCD(tm->tm_mon + 1);
    BCDYEAR = DEC2BCD(tm->tm_year - 100);

    return 1;
}
コード例 #9
0
ファイル: rtc_e8564.c プロジェクト: 4nykey/rockbox
int rtc_write_datetime(const struct tm *tm)
{
    unsigned int i;
    unsigned char buf[7];

    buf[0] = tm->tm_sec;
    buf[1] = tm->tm_min;
    buf[2] = tm->tm_hour;
    buf[3] = tm->tm_mday;
    buf[4] = tm->tm_wday;
    buf[5] = tm->tm_mon + 1;
    buf[6] = tm->tm_year - 100;

    for (i = 0; i < sizeof(buf); i++)
        pp_i2c_send(RTC_ADDR, 0x02 + i, DEC2BCD(buf[i]));

    return 1;
}
コード例 #10
0
int rtc_write_datetime(const struct tm *tm)
{
    unsigned int i;
    unsigned char buf[7];

    buf[0] = tm->tm_sec;
    buf[1] = tm->tm_min;
    buf[2] = tm->tm_hour;
    buf[3] = tm->tm_wday;
    buf[4] = tm->tm_mday;
    buf[5] = tm->tm_mon + 1;
    buf[6] = tm->tm_year - 100;

    for (i = 0; i < sizeof(buf); i++)
        buf[i] = DEC2BCD(buf[i]);

    pcf50605_write_multiple(0x0a, buf, sizeof(buf));

    return 1;
}
コード例 #11
0
ファイル: rtc_s3c2440.c プロジェクト: BurntBrunch/rockbox-fft
/* set alarm time registers to the given time (repeat once per day) */
void rtc_set_alarm(int h, int m)
{
    ALMMIN = DEC2BCD(m); /* minutes */
    ALMHOUR = DEC2BCD(h); /* hour */
}