Memory and register map
STM8S003K3 STM8S003F3
Address
Block
Register label
Register name
Reset
status
0x00 5063
0x00 5064
Reserved area (1 byte)
Flash
FLASH_DUKR
Data EEPROM unprotection register
0x00
0x00 5065 to
0x00 509F
Reserved area (59 bytes)
0x00 50A0
0x00 50A1
ITC
EXTI_CR1
EXTI_CR2
External interrupt control register 1
External interrupt control register 2
0x00
0x00
0x00 50A2 to
0x00 50B2
Reserved area (17 bytes)
0x00 50B3
RST
RST_SR
Reset status register
0xXX(1)
0x00 50B4 to
0x00 50BF
Reserved area (12 bytes)
0x00 50C0
0x00 50C1
0x00 50C2
0x00 50C3
0x00 50C4
0x00 50C5
0x00 50C6
0x00 50C7
0x00 50C8
0x00 50C9
0x00 50CA
CLK
CLK_ICKR
CLK_ECKR
Internal clock control register
External clock control register
0x01
0x00
Reserved area (1 byte)
CLK CLK_CMSR
Clock master status register
Clock master switch register
Clock switch control register
Clock divider register
0xE1
0xE1
0xXX
0x18
0xFF
0x00
0x00
0xFF
CLK_SWR
CLK_SWCR
CLK_CKDIVR
CLK_PCKENR1 Peripheral clock gating register 1
CLK_CSSR
CLK_CCOR
Clock security system register
Configurable clock control register
CLK_PCKENR2 Peripheral clock gating register 2
DocID018576 Rev 2
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STMICROELECTRONICS [ ST ]
