ds3234_regs.h File Reference
Drivers » Sensor Device Drivers » DS3234 Extremely Accurate SPI RTC

Register map for the DS323x driver. More...

Detailed Description

Register map for the DS323x driver.

Author
Joakim Nohlgård joaki.nosp@m.m.no.nosp@m.hlgar.nosp@m.d@ei.nosp@m.stec..nosp@m.se

Definition in file ds3234_regs.h.

Go to the source code of this file.

Register addresses

enum  {
  DS323X_REG_TIME_SECONDS = (0x00), DS323X_REG_TIME_MINUTES = (0x01), DS323X_REG_TIME_HOURS = (0x02), DS323X_REG_TIME_WEEKDAY = (0x03),
  DS323X_REG_TIME_DATE = (0x04), DS323X_REG_TIME_MONTH = (0x05), DS323X_REG_TIME_YEAR = (0x06), DS323X_REG_ALARM1_SECONDS = (0x07),
  DS323X_REG_ALARM1_MINUTES = (0x08), DS323X_REG_ALARM1_HOURS = (0x09), DS323X_REG_ALARM1_DAYDATE = (0x0A), DS323X_REG_ALARM2_MINUTES = (0x0B),
  DS323X_REG_ALARM2_HOURS = (0x0C), DS323X_REG_ALARM2_DAYDATE = (0x0D), DS323X_REG_CONTROL = (0x0E), DS323X_REG_CONTROL_STATUS = (0x0F),
  DS323X_REG_XTAL_AGING = (0x10), DS323X_REG_TEMP_MSB = (0x11), DS323X_REG_TEMP_LSB = (0x12), DS323X_REG_TEMP_DISABLE = (0x13),
  DS323X_REG_SRAM_ADDR = (0x18), DS323X_REG_SRAM_DATA = (0x19)
}
 

Control register bits

#define DS323X_REG_CONTROL_EOSC_MASK   (0x80)
 Enable oscillator.
 
#define DS323X_REG_CONTROL_BBSQW_MASK   (0x40)
 Battery-Backed Square-Wave Enable.
 
#define DS323X_REG_CONTROL_CONV_MASK   (0x20)
 Convert Temperature.
 
#define DS323X_REG_CONTROL_RS2_MASK   (0x10)
 Rate Select 2.
 
#define DS323X_REG_CONTROL_RS1_MASK   (0x08)
 Rate Select 1.
 
#define DS323X_REG_CONTROL_INTCN_MASK   (0x04)
 Interrupt Control.
 
#define DS323X_REG_CONTROL_A2IE_MASK   (0x02)
 Alarm 2 Interrupt Enable.
 
#define DS323X_REG_CONTROL_A1IE_MASK   (0x01)
 Alarm 1 Interrupt Enable.