STM8S103K3 Datasheet, PDF (10/113 Pages) STMicroelectronics – Access line, 16 MHz STM8S 8-bit MCU, up to 8 Kbytes Flash, data

Block diagram
STM8S103K3 STM8S103F3 STM8S103F2
3
Block diagram
Figure 1: Block diagram
Reset
Single wire
debug interf.
400 Kbit/s
8 Mbit/s
LIN master
SPI emul.
Up to 5
channels
1/2/4 kHz
beep
Reset block
Reset
POR
BOR
Clock controller
Detector
XTAL 1-16 MHz
RC int. 16 MHz
RC int. 128 kHz
Clock to peripherals and core
STM8 core
Debug/SWIM
I2C
SPI
UART1
ADC1
Beeper
Window WDG
Independent WDG
8 Kbytes
program
Flash
640 bytes
data EEPROM
1 Kbyte
RAM
16-bit advanced
control timer (TIM1)
16-bit general purpose
timer (TIM2)
8-bit basic timer
(TIM4)
AWU timer
Up to
4 CAPCOM
channels +3
complementary
outputs
Up to
3 CAPCOM
channels
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DocID15441 Rev 6