Datasheet

STM8L051F3 Memory and register map
Doc ID 022985 Rev 1 35/46
0x00 53C8 to
0x00 542F
Reserved area(104 bytes)
0x00 5430
RI
Reserved area (1 byte) 0x00
0x00 5431 RI_ICR1 RI Timer input capture routing register 1 0x00
0x00 5432 RI_ICR2 RI Timer input capture routing register 2 0x00
0x00 5433 RI_IOIR1 RI I/O input register 1 0xXX
0x00 5434 RI_IOIR2 RI I/O input register 2 0xXX
0x00 5435 RI_IOIR3 RI I/O input register 3 0xXX
0x00 5436 RI_IOCMR1 RI I/O control mode register 1 0x00
0x00 5437 RI_IOCMR2 RI I/O control mode register 2 0x00
0x00 5438 RI_IOCMR3 RI I/O control mode register 3 0x00
0x00 5439 RI_IOSR1 RI I/O switch register 1 0x00
0x00 543A RI_IOSR2 RI I/O switch register 2 0x00
0x00 543B RI_IOSR3 RI I/O switch register 3 0x00
0x00 543C RI_IOGCR RI I/O group control register 0xFF
0x00 543D RI_ASCR1 Analog switch register 1 0x00
0x00 543E RI_ASCR2 RI Analog switch register 2 0x00
0x00 543F RI_RCR RI Resistor control register 0x00
0x00 5440
to
0x00 544F
Reserved area (16 bytes)
0x00 5450
RI
RI_CR RI I/O control register 0x00
0x00 5451 RI_MASKR1 RI I/O mask register 1 0x00
0x00 5452 RI_MASKR2 RI I/O mask register 2 0x00
0x00 5453 RI_MASKR3 RI I/O mask register 3 0x00
0x00 5454 RI_MASKR4 RI I/O mask register 4 0x00
0x00 5455 RI_IOIR4 RI I/O input register 4 0xXX
0x00 5456 RI_IOCMR4 RI I/O control mode register 4 0x00
0x00 5457 RI_IOSR4 RI I/O switch register 4 0x00
1. These registers are not impacted by a system reset. They are reset at power-on.
Table 7. General hardware register map (continued)
Address Block Register label Register name
Reset
status