Contents
STM8S003K3 STM8S003F3
Contents
1 Introduction ..............................................................................................................7
2 Description ...............................................................................................................8
3 Block diagram ..........................................................................................................9
4 Product overview ...................................................................................................10
4.1 Central processing unit STM8 .....................................................................................10
4.2 Single wire interface module (SWIM) and debug module (DM) ..................................10
4.3 Interrupt controller .......................................................................................................11
4.4 Flash program memory and data EEPROM ................................................................11
4.5 Clock controller ............................................................................................................12
4.6 Power management ....................................................................................................13
4.7 Watchdog timers ..........................................................................................................13
4.8 Auto wakeup counter ...................................................................................................14
4.9 Beeper ........................................................................................................................14
4.10 TIM1 - 16-bit advanced control timer .........................................................................14
4.11 TIM2 - 16-bit general purpose timer ..........................................................................15
4.12 TIM4 - 8-bit basic timer ..............................................................................................15
4.13 Analog-to-digital converter (ADC1) ............................................................................15
4.14 Communication interfaces .........................................................................................16
4.14.1 UART1 ...............................................................................................16
4.14.2 SPI .....................................................................................................17
4.14.3 I²C ......................................................................................................17
5 Pinout and pin description ...................................................................................18
5.1 STM8S003K3 LQFP32 pinout and pin description ......................................................18
5.2 STM8S003F3 TSSOP20/UFQFPN20 pinout and pin description ...............................21
5.2.1 STM8S003F3 TSSOP20 pinout and pin description ............................21
5.2.2 STM8S003F3 UFQFPN20 pinout ........................................................22
5.2.3 STM8S003F3 TSSOP20/UFQFPN20 pin description ..........................22
5.3 Alternate function remapping .......................................................................................24
6 Memory and register map .....................................................................................25
6.1 Memory map ................................................................................................................25
6.2 Register map ...............................................................................................................26
6.2.1 I/O port hardware register map ............................................................26
6.2.2 General hardware register map ..........................................................27
6.2.3 CPU/SWIM/debug module/interrupt controller registers .....................36
7 Interrupt vector mapping ......................................................................................39
8 Option bytes ...........................................................................................................41
8.1 Alternate function remapping bits ................................................................................43
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DocID018576 Rev 2
STMICROELECTRONICS [ ST ]
