Datasheet

Memory and register map STM8S105x4/6
34/121 DocID14771 Rev 15
6.2.2 General hardware register map
Table 8. General hardware register map
Address Block Register label Register name Reset status
0x00 5050 to 0x00 5059 Reserved area (10 byte)
0x00 505A
Flash
FLASH_CR1 Flash control register 1 0x00
0x00 505B FLASH_CR2 Flash control register 2 0x00
0x00 505C FLASH_NCR2
Flash complementary control
register 2
0xFF
0x00 505D FLASH _FPR Flash protection register 0x00
0x00 505E FLASH _NFPR
Flash complementary
protection register
0xFF
0x00 505F FLASH _IAPSR
Flash in-application
programming status register
0x00
0x00 5060 to 0x00 5061 Reserved area (2 byte)
0x00 5062 Flash FLASH _PUKR
Flash program memory
unprotection register
0x00
0x00 5063 Reserved area (1 byte)
0x00 5064 Flash FLASH _DUKR
Data EEPROM unprotection
register
0x00
0x00 5065 to 0x00 509F Reserved area (59 byte)
0x00 50A0
ITC
EXTI_CR1
External interrupt control
register 1
0x00
0x00 50A1 EXTI_CR2
External interrupt control
register 2
0x00
0x00 50A2 to 0x00 50B2 Reserved area (17 byte)
0x00 50B3 RST RST_SR Reset status register 0xXX
(1)
0x00 50B4 to 0x00 50BF Reserved area (12 byte)
0x00 50C0
CLK
CLK_ICKR Internal clock control register 0x01
0x00 50C1 CLK_ECKR External clock control register 0x00
0x00 50C2 Reserved area (1 byte)