STM8S001J3 Option bytes
Table 13. STM8S001J3 alternate function remapping bits for 8-pin devices
Option byte number Description
OPT2
AFR7 Alternate function remapping option 7
0: AFR7 remapping option inactive: default alternate function
(1)
1: Port C3 alternate function = TIM1_CH1N; port C4 alternate function =
TIM1_CH2N.
AFR6 Alternate function remapping option 6
Reserved.
AFR5 Alternate function remapping option 5
Reserved.
AFR4 Alternate function remapping option 4
0: AFR4 remapping option inactive: default alternate function
(1)
.
1: Port B4 alternate function = ADC_ETR; port B5 alternate function =
TIM1_BKIN.
AFR3 Alternate function remapping option 3
0: AFR3 remapping option inactive: default alternate function
(1)
1: Port C3 alternate function = TLI.
AFR2 Alternate function remapping option 2
0: AFR2 remapping option inactive: default alternate function
(1)
1: Port C4 alternate function = AIN2.
AFR1 Alternate function remapping option 1
(2)
0: AFR1 remapping option inactive: default alternate function (1)
1: If AFR0=0: Port A3 alternate function = SPI_NSS.
If AFR0=1: Port A3 alternate function = UART_TX; port D6 alternate function UART_RX unavailable.
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.
1. Refer to the pinout description.
2. Do not use more than one remapping option in the same port.
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