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Motore di ricerca datesheet componenti elettronici |
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HT82B42R Scheda tecnica(PDF) 3 Page - Holtek Semiconductor Inc |
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HT82B42R Scheda tecnica(HTML) 3 Page - Holtek Semiconductor Inc |
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3 / 84 page  Rev. 1.10 � �ove��e� 0�� �01� Rev. 1.10 3 �ove��e� 0�� �01� HT82B42R/HT82B42RE I/O MCU with USB Interface Input/Output Ports......................................................................................... 25 Pull-high Resisto�s ................................................................................................................ �� Po�t A CMOS/�MOS/PMOS St�uctu�e.................................................................................. �� Po�t A VDD/V33O Option St�uctu�e....................................................................................... �� Po�t Pin Wake-up .................................................................................................................. �� I/O Po�t Cont�ol Registe�s..................................................................................................... �6 Pin-sha�ed Functions ............................................................................................................ �6 P�og�a��ing Conside�ations................................................................................................ �8 Timer/Event Counters ................................................................................... 28 Configuring the Timer/Event Counter Input Clock Source .................................................... �9 Ti�e� Registe� – TMR0� TMR1L/TMR1H.............................................................................. �9 Ti�e� Cont�ol Registe� – TMR0C/TMR1C ............................................................................ 30 Configuring the Timer Mode.................................................................................................. 3� Configuring the Event Counter Mode.................................................................................... 3� Configuring the Pulse Width Measurement Mode................................................................. 33 I/O Inte�facing........................................................................................................................ 3� P�og�a��ing Conside�ations................................................................................................ 3� Ti�e� P�og�a� Exa�ple ....................................................................................................... 3� Interrupts........................................................................................................ 36 Inte��upt Registe�s................................................................................................................. 36 Inte��upt Ope�ation................................................................................................................ 37 Inte��upt P�io�ity..................................................................................................................... 38 Ti�e�/Event Counte� Inte��upt............................................................................................... 38 P�og�a��ing Conside�ations................................................................................................ 38 USB Inte��upt ........................................................................................................................ 39 Se�ial Inte�face Inte��upt........................................................................................................ 39 Reset and Initialisation.................................................................................. 39 Reset Functions .................................................................................................................... �0 Reset Initial Conditions ......................................................................................................... �� Oscillator ........................................................................................................ 44 Watchdog Ti�e� Oscillato� .................................................................................................... �� Power Down Mode and Wake-up.................................................................. 44 Powe� Down Mode................................................................................................................ �� Ente�ing the Powe� Down Mode ........................................................................................... �� Stand�y Cu��ent Conside�ations........................................................................................... �� Wake-up................................................................................................................................ �� Watchdog Timer............................................................................................. 46 USB Interface ................................................................................................. 47 Suspend Wake-Up and Re�ote Wake-Up............................................................................ �7 To Configure as PS2 Device ................................................................................................. �8 USB Cont�ol Registe�s.......................................................................................................... �8 STALL and PIPE� PIPE_CTRL� Endpt_E� Registe�s ........................................................... �1 |
Codice articolo simile - HT82B42R_14 |
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Descrizione simile - HT82B42R_14 |
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