Datasheet

Memory and register map STM8L051F3
32/96 DS9178 Rev 4
0x00 5143
RTC
Reserved area (1 byte)
0x00 5144 RTC_DR1 RTC Date register 1 0x01
0x00 5145 RTC_DR2 RTC Date register 2 0x21
0x00 5146 RTC_DR3 RTC Date register 3 0x00
0x00 5147 Reserved area (1 byte)
0x00 5148 RTC_CR1 RTC Control register 1 0x00
(1)
0x00 5149 RTC_CR2 RTC Control register 2 0x00
(1)
0x00 514A RTC_CR3 RTC Control register 3 0x00
(1)
0x00 514B Reserved area (1 byte)
0x00 514C RTC_ISR1 RTC Initialization and status register 1 0x01
0x00 514D RTC_ISR2 RTC Initialization and Status register 2 0x00
0x00 514E
0x00 514F
Reserved area (2 bytes)
0x00 5150 RTC_SPRERH RTC Synchronous prescaler register high 0x00
(1)
0x00 5151 RTC_SPRERL RTC Synchronous prescaler register low 0xFF
(1)
0x00 5152 RTC_APRER RTC Asynchronous prescaler register 0x7F
(1)
0x00 5153 Reserved area (1 byte)
0x00 5154 RTC_WUTRH RTC Wakeup timer register high 0xFF
(1)
0x00 5155 RTC_WUTRL RTC Wakeup timer register low 0xFF
(1)
0x00 5156 Reserved area (1 byte)
0x00 5157 RTC_SSRL RTC Subsecond register low 0x00
0x00 5158 RTC_SSRH RTC Subsecond register high 0x00
0x00 5159 RTC_WPR RTC Write protection register 0x00
0x00 5158 RTC_SSRH RTC Subsecond register high 0x00
0x00 5159 RTC_WPR RTC Write protection register 0x00
0x00 515A RTC_SHIFTRH RTC Shift register high 0x00
0x00 515B RTC_SHIFTRL RTC Shift register low 0x00
0x00 515C RTC_ALRMAR1 RTC Alarm A register 1 0x00
(1)
0x00 515D RTC_ALRMAR2 RTC Alarm A register 2 0x00
(1)
0x00 515E RTC_ALRMAR3 RTC Alarm A register 3 0x00
(1)
0x00 515F RTC_ALRMAR4 RTC Alarm A register 4 0x00
(1)
0x00 5160 to
0x00 5163
Reserved area (4 bytes)
0x00 5164 RTC_ALRMASSRH RTC Alarm A subsecond register high 0x00
(1)
0x00 5165 RTC_ALRMASSRL RTC Alarm A subsecond register low 0x00
(1)
Table 7. General hardware register map (continued)
Address Block Register label Register name
Reset
status
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