STM8L151G4Y3 STMICROELECTRONICS [STMicroelectronics], STM8L151G4Y3 Datasheet - Page 58

• Manufacturer Part Number: STM8L151G4Y3
• Description: 8-bit ultralow power MCU, up to 32 KB Flash, 1 KB Data EEPROM RTC, LCD, timers, USART, I2C, SPI, ADC, DAC, comparators
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Option bytes
Table 12.
58/122
Option
OPTBL
OPT5
byte
No.
BOR_ON:
BOR_TH[3:1]: Brownout reset thresholds. Refer to
the value of BOR_TH bits.
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 bootloader user manual for more details.
Option byte description (continued)
0: Brownout reset off
1: Brownout reset on
Doc ID 15962 Rev 5
Option description
Table 18
for details on the thresholds according to
STM8L151xx, STM8L152xx