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root / proj / include / rtc_macros.h @ 250

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#ifndef RTC_MACROS_H_INCLUDED
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#define RTC_MACROS_H_INCLUDED
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#include <lcom/lcf.h>
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// RTC IRQ Line
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#define KBC_IRQ   8  /* @brief KBC IRQ Line */
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// RTC Ports
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#define RTC_ADDR_REG        0x70
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#define RTC_DATA_REG        0x71
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// RTC Registers (Byte)
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#define RTC_SEC             0
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#define RTC_SEC_ALARM       1
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#define RTC_MIN             2
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#define RTC_MIN_ALARM       3
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#define RTC_HOUR            4
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#define RTC_HOUR_ALARM      5
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#define RTC_WEEK_DAY        6
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#define RTC_MONTH_DAY       7
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#define RTC_MONTH           8
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#define RTC_YEAR            9
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#define RTC_REG_A           10
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#define RTC_REG_B           11
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#define RTC_REG_C           12
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#define RTC_REG_D           13
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// Register A
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#define RS0     BIT(0)  /** @brief Rate selector */
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#define RS1     BIT(1)  /** @brief Rate selector */
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#define RS2     BIT(2)  /** @brief Rate selector */
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#define RS3     BIT(3)  /** @brief Rate selector */
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#define UIP     BIT(7)  /** @brief Update in progress */
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// Register B
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#define DSE             BIT(0)  /** @brief Enable Daylight Saving Time */
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#define HOUR_FORM       BIT(1)  /** @brief Set to 1 for 24h format (0-23), 0 to 12h format (1-12) */
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#define DM              BIT(2)  /** @brief Set to 1 if registers are in binary, 0 if in BCD */
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#define SQWE            BIT(3)  /** @brief Enable square wave generation */
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#define UIE             BIT(4)  /** @brief Enable Update interrupts */
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#define AIE             BIT(5)  /** @brief Enable alarm interrupts */
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#define PIE             BIT(6)  /** @brief Enable periodic interrupts */
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#define SET             BIT(7)  /** @brief Set to 1 to inhibit updates of time/date registers */
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// Register C
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#define UF      BIT(4)  /** @brief Update Interrupt Pending */
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#define AF      BIT(5)  /** @brief Alarm Interrupt Pending */
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#define PF      BIT(6)  /** @brief Periodic Interrupt Pending */
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#define IRQF    BIT(7)  /** @brief IRQ Line Active */
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// Register D
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#define VRT     BIT(7)  /** @brief Valid RAM/time - If set to 0 RTC reading aren't valid */
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#endif /* end of include guard: RTC_MACROS_H_INCLUDED */