SN8F2255B datasheet(5/133 Pages) SONIX

5 / 133 page

SN8F2250B Series

USB 2.0 Full-Speed 8-Bit Micro-Controller

SONiX TECHNOLOGY CO., LTD

Page 5

Version 1.1

8.3 TIMER T1 (T1)....................................................................................................................... 79

8.3.1 OVERVIEW .................................................................................................................... 79

8.3.2 T1M MODE REGISTER ................................................................................................. 79

8.3.3 T1C COUNTING REGISTER ......................................................................................... 80

8.3.4 T1 TIMER OPERATION SEQUENCE ............................................................................ 81

8.4 TIMER/COUNTER 0 (TC0).................................................................................................... 82

8.4.1 OVERVIEW .................................................................................................................... 82

8.4.2 TC0M MODE REGISTER............................................................................................... 83

8.4.3 TC0C COUNTING REGISTER....................................................................................... 84

8.4.4 TC0R AUTO-LOAD REGISTER ..................................................................................... 85

8.4.5 TC0 CLOCK FREQUENCY OUTPUT (BUZZER)........................................................... 86

8.4.6 TC0 TIMER OPERATION SEQUENCE ......................................................................... 87

8.5 PWM0 MODE........................................................................................................................ 88

8.5.1 OVERVIEW .................................................................................................................... 88

8.5.2 TCxIRQ and PWM Duty ................................................................................................. 89

8.5.3 PWM Duty with TCxR Changing..................................................................................... 90

8.5.4 PWM PROGRAM EXAMPLE ......................................................................................... 91

8.6 TIMER/COUNTER 1 (TC1).................................................................................................... 92

8.6.1 OVERVIEW .................................................................................................................... 92

8.6.2 TC1M MODE REGISTER............................................................................................... 93

8.6.3 TC1C COUNTING REGISTER....................................................................................... 94

8.6.4 TC1R AUTO-LOAD REGISTER ..................................................................................... 95

8.6.5 TC1 CLOCK FREQUENCY OUTPUT (BUZZER)........................................................... 96

8.6.6 TC1 TIMER OPERATION SEQUENCE ......................................................................... 97

8.7 PWM1 MODE........................................................................................................................ 98

8.7.1 OVERVIEW .................................................................................................................... 98

8.7.2 TCxIRQ and PWM Duty ................................................................................................. 99

8.7.3 PWM Duty with TCxR Changing................................................................................... 100

8.7.4 PWM PROGRAM EXAMPLE ....................................................................................... 101

UNIVERSAL SERIAL BUS (USB) ........................................................................................ 102

9.1 OVERVIEW......................................................................................................................... 102

9.2 USB MACHINE ................................................................................................................... 102

9.3 USB INTERRUPT................................................................................................................ 102

9.4 USB ENUMERATION.......................................................................................................... 103

9.5 USB REGISTERS ............................................................................................................... 104

9.5.1 USB DEVICE ADDRESS REGISTER .......................................................................... 104

9.5.2 USB STATUS REGISTER............................................................................................ 104

9.5.3 USB DATA COUNT REGISTER................................................................................... 105

9.5.4 USB ENABLE CONTROL REGISTER ......................................................................... 105

9.5.5 USB endpoint’s ACK handshaking flag REGISTER ..................................................... 105

9.5.6 USB endpoint’s NAK handshaking flag REGISTER ..................................................... 106

9.5.7 USB ENDPOINT 0 ENABLE REGISTER ..................................................................... 106

9.5.8 USB ENDPOINT 1 ENABLE REGISTER ..................................................................... 107

9.5.9 USB ENDPOINT 2 ENABLE REGISTER ..................................................................... 107

9.5.10 USB ENDPOINT 3 ENABLE REGISTER ................................................................... 108

9.5.11 USB DATA POINTER REGISTER ............................................................................. 108

9.5.12 USB DATA READ/WRITE REGISTER....................................................................... 108

9.5.13 USB ENDPOINT OUT TOKEN DATA BYTES COUNTER ......................................... 109

9.5.14 UPID REGISTER........................................................................................................ 109

9.5.15 ENDPOINT TOGGLE BIT CONTROL REGISTER..................................................... 109

SN8F2255B Datasheet(PDF) 5 Page - SONiX Technology Company

SN8F2255B Datasheet(HTML) 5 Page - SONiX Technology Company

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL