STM8S105S6T6 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STM8S105S6T6

Access line, 16 MHz STM8S 8-bit MCU, up to 32 Kbytes Flash, integrated EEPROM,10-bit ADC, timers, UART, SPI, I²C

STMicroelectronics 

Contents

STM8S105xx

Contents

1 Introduction ..............................................................................................................8

2 Description ...............................................................................................................9

3 Block diagram ........................................................................................................11

4 Product overview ...................................................................................................12

4.1 Central processing unit STM8 .....................................................................................12

4.2 Single wire interface module (SWIM) and debug module (DM) ..................................12

4.3 Interrupt controller .......................................................................................................13

4.4 Flash program and data EEPROM memory ................................................................13

4.5 Clock controller ............................................................................................................14

4.6 Power management ....................................................................................................15

4.7 Watchdog timers ..........................................................................................................16

4.8 Auto wakeup counter ...................................................................................................16

4.9 Beeper ........................................................................................................................16

4.10 TIM1 - 16-bit advanced control timer .........................................................................17

4.11 TIM2, TIM3 - 16-bit general purpose timers ..............................................................17

4.12 TIM4 - 8-bit basic timer ..............................................................................................17

4.13 Analog-to-digital converter (ADC1) ............................................................................18

4.14 Communication interfaces .........................................................................................18

4.14.1 UART2 ...............................................................................................18

4.14.2 SPI .....................................................................................................19

4.14.3 I²C ......................................................................................................19

5 Pinout and pin description ...................................................................................21

5.1 STM8S105 pinouts and pin description .......................................................................22

5.1.1 Alternate function remapping ...............................................................28

6 Memory and register map .....................................................................................29

6.1 Memory map ................................................................................................................29

6.2 Register map ...............................................................................................................30

6.2.1 I/O port hardware register map ............................................................30

6.2.2 General hardware register map ...........................................................33

6.2.3 CPU/SWIM/debug module/interrupt controller registers ......................47

7 Interrupt vector mapping ......................................................................................50

8 Option bytes ...........................................................................................................52

9 Unique ID ................................................................................................................57

10 Electrical characteristics ....................................................................................58

10.1 Parameter conditions .................................................................................................58

10.1.1 Minimum and maximum values .........................................................58

10.1.2 Typical values .....................................................................................58

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DocID14771 Rev 9

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