Datasheet

Reset
status
Register nameRegister labelBlockAddress
0x00Port E control register 2PE_CR2Port E0x00 5018
0x00Port F data output latch registerPF_ODR
Port F
0x00 5019
0xXX
(1)
Port F input pin value registerPF_IDR0x00 501A
0x00Port F data direction registerPF_DDR0x00 501B
0x00Port F control register 1PF_CR10x00 501C
0x00Port F control register 2PF_CR20x00 501D
(1)
Depends on the external circuitry.
General hardware register map6.2.2
Table 8: General hardware register map
Reset
status
Register nameRegister labelBlockAddress
Reserved area (60 bytes)
0x00 501E to
0x00 5059
0x00Flash control register 1FLASH_CR1
Flash
0x00 505A
0x00Flash control register 2FLASH_CR2
0x00 505B
0xFFFlash complementary control register 2FLASH_NCR2
0x00 505C
0x00Flash protection registerFLASH _FPR
0x00 505D
0xFFFlash complementary protection registerFLASH _NFPR
0x00 505E
0x00Flash in-application programming status
register
FLASH _IAPSR
0x00 505F
Reserved area (2 bytes)
0x00 5060 to
0x00 5061
0x00Flash program memory unprotection
register
FLASH _PUKRFlash
0x00 5062
Reserved area (1 byte)
0x00 5063
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Memory and register mapSTM8S903K3 STM8S903F3