ST STM32F0 Series Application Note

List of figures
Figure 1. Change transfer principle .............................................................4
Figure 2. Main documentation tree .............................................................5
Figure 3. STM32L4 online training .............................................................6
Figure 4. STM32L4 Touch Sensing Controller online training ...........................................6
Figure 5. TSC characteristics .................................................................7
Figure 6. STMStudio outputs .................................................................8
Figure 7. Incomplete and complete charge transfert cycle .............................................9
Figure 8. Sensor size ..................................................................... 11
Figure 9. Interlaced linear touch sensor with 3 channels / 4 electrodes (half-ended electrodes design) ............. 12
Figure 10. Interlaced patterned rotary sensor with 3 channels / 3 electrodes ................................ 13
Figure 11. Active shield principle .............................................................. 14
Figure 12. Led layout example ................................................................ 15
Figure 13. Example of cases where a LED bypass capacitor is required ................................... 15
Figure 14. Electrode not located on PCB example .................................................. 16
Figure 15. Hatched ground and signal tracks ...................................................... 17
Figure 16. Ground plane example ............................................................. 17
Figure 17. Track routing .................................................................... 18
Figure 18. Track routing recommendation ........................................................ 18
Figure 19. Shield ......................................................................... 19
Figure 20. Typical power supply schematic ....................................................... 21
Figure 21. Main project panel................................................................. 24
Figure 22. STM32F072B-DISCO board selection ................................................... 25
Figure 23. STM32F072B-DISCO board schematics ................................................. 26
Figure 24. STM32F072B-DISCO pinout SWD ..................................................... 27
Figure 25. STM32F072B-DISCO pinout TSC ...................................................... 27
Figure 26. STM32F072B-DISCO pinout overview................................................... 28
Figure 27. STM32F072B-DISCO clock configuration................................................. 28
Figure 28. TOUCHSENSING box configuration .................................................... 29
Figure 29. STM32F072B-DISCO sensor selection .................................................. 29
Figure 30. STM32F072B-DISCO sensor selection step2 .............................................. 30
Figure 31. STM32F072B-DISCO sensor selection step3 .............................................. 30
Figure 32. STM32F072B-DISCO sensor selection step4 .............................................. 31
Figure 33. STM32F072B-DISCO sensor selection step5 .............................................. 31
Figure 34. STM32F072B-DISCO software generation step1 ........................................... 32
Figure 35. STM32F072B-DISCO software generation step2 ........................................... 32
Figure 36. STM32F072B-DISCO software generation step3 ........................................... 33
Figure 37. STM32F072B-DISCO IDE workspace ................................................... 33
Figure 38. STM32F072B-DISCO setup .......................................................... 35
Figure 39. STM32L0538-DISCO board selection ................................................... 36
Figure 40. STM32L0538-DISCO board schematics.................................................. 37
Figure 41. Pinout SWD .....................................................................38
Figure 42. Pinout TSC ..................................................................... 38
Figure 43. Pinout overview .................................................................. 39
Figure 44. Clock configuration ................................................................ 39
Figure 45. TOUCHSENSING box configuration .................................................... 40
Figure 46. STM32L0538-DISCO sensor selection step1 .............................................. 40
Figure 47. STM32L0538-DISCO sensor selection step2 .............................................. 41
Figure 48. STM32L0538-DISCO sensor selection step3 .............................................. 41
Figure 49. STM32L0538-DISCO sensor selection step4 .............................................. 42
Figure 50. STM32L0538-DISCO sensor selection step5 .............................................. 42
Figure 51. STM32L0538-DISCO software generation step1 ............................................ 43
Figure 52. STM32L0538-DISCO software generation step2 ............................................ 43
AN5105
List of figures
AN5105 - Rev 1
page 50/52

ST STM32F0 Series Specifications

General

Brand	ST
Model	STM32F0 Series
Category	Microcontrollers
Language	English