Datasheet

List of tables
Table 1. STM8S103xx access line features .............................................................................................9
Table 2. Peripheral clock gating bit assignments in CLK_PCKENR1/2 registers ..................................14
Table 3. TIM timer features ....................................................................................................................16
Table 4. Legend/abbreviations for pinout tables ...................................................................................19
Table 5. UFQFPN32/LQFP32/SDIP32 pin description ...........................................................................21
Table 6. STM8S103Fx pin description ...................................................................................................25
Table 7. I/O port hardware register map ................................................................................................29
Table 8. General hardware register map ...............................................................................................30
Table 9. CPU/SWIM/debug module/interrupt controller registers .........................................................40
Table 10. Interrupt mapping ...................................................................................................................42
Table 11. Option bytes .........................................................................................................................113
Table 12. Option byte description ...........................................................................................................44
Table 13. STM8S103K alternate function remapping bits for 32-pin devices ........................................46
Table 14. STM8S103F alternate function remapping bits for 20-pin devices ........................................47
Table 15. Unique ID registers (96 bits) .................................................................................................113
Table 16. Voltage characteristics ...........................................................................................................51
Table 17. Current characteristics ...........................................................................................................52
Table 18. Thermal characteristics ..........................................................................................................52
Table 19. General operating conditions .................................................................................................53
Table 20. Operating conditions at power-up/power-down ......................................................................54
Table 21. Total current consumption with code execution in run mode at V
DD
= 5 V .............................55
Table 22. Total current consumption with code execution in run mode at V
DD
= 3.3 V ..........................56
Table 23. Total current consumption in wait mode at V
DD
= 5 V ............................................................57
Table 24. Total current consumption in wait mode at V
DD
= 3.3 V .........................................................57
Table 25. Total current consumption in active halt mode at V
DD
= 5 V ..................................................58
Table 26. Total current consumption in active halt mode at V
DD
= 3.3 V ...............................................59
Table 27. Total current consumption in halt mode at V
DD
= 5 V .............................................................60
Table 28. Total current consumption in halt mode at V
DD
= 3.3 V ..........................................................60
Table 29. Wakeup times .........................................................................................................................60
Table 30. Total current consumption and timing in forced reset state ....................................................61
Table 31. Peripheral current consumption .............................................................................................62
Table 32. HSE user external clock characteristics .................................................................................65
Table 33. HSE oscillator characteristics .................................................................................................66
Table 34. HSI oscillator characteristics ..................................................................................................67
Table 35. LSI oscillator characteristics ...................................................................................................69
Table 36. RAM and hardware registers ..................................................................................................70
Table 37. Flash program memory/data EEPROM memory ....................................................................70
Table 38. I/O static characteristics .........................................................................................................71
Table 39. Output driving current (standard ports) ..................................................................................73
Table 40. Output driving current (true open drain ports) ........................................................................74
Table 41. Output driving current (high sink ports) ..................................................................................74
Table 42. NRST pin characteristics ........................................................................................................79
Table 43. SPI characteristics ..................................................................................................................82
Table 44. I
2
C characteristics ..................................................................................................................85
Table 45. ADC characteristics ................................................................................................................87
Table 46. ADC accuracy with R
AIN
< 10 kΩ , V
DD
= 5 V .........................................................................87
Table 47. ADC accuracy with R
AIN
< 10 kΩ R
AIN
, V
DD
= 3.3 V ..............................................................88
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STM8S103K3 STM8S103F3 STM8S103F2List of tables