Datasheet

DescriptionOption byte no.
Reserved
AFR1 Alternate function remapping option 1
(2)
0: AFR1 remapping option inactive: Default alternate
functions
(1)
.
1: Port A3 alternate function = SPI_NSS; port D2
alternate function = TIM2_CH3.
AFR0 Alternate function remapping option 0
(2)
0: AFR0 remapping option inactive: Default alternate
functions
(1)
.
1: Port C5 alternate function = TIM2_CH1; port C6
alternate function = TIM1_CH1; port C7 alternate
function = TIM1_CH2.
(1)
Refer to pinout description.
(2)
Do not use more than one remapping option in the same port. It is forbidden to enable
both AFR1 and AFR0.
DocID15441 Rev 948/117
STM8S103K3 STM8S103F3 STM8S103F2Option bytes