Datasheet

Option bytes STM8L051F3
44/96 DS9178 Rev 4
OPT5
BOR_ON:
0: Brownout reset off
1: Brownout reset on
BOR_TH[3:1]: Brownout reset thresholds. Refer to for details on the thresholds according to the value
of BOR_TH bits.
OPTBL
OPTBL[15:0]:
This option is checked by the boot ROM code after reset. Depending on
content of addresses 00 480B, 00 480C and 0x8000 (reset vector) the
CPU jumps to the bootloader or to the reset vector.
Refer to the UM0560 STM8 bootloader user manual for more details.
Table 11. Option byte description (continued)
Option
byte
No.
Option description
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