"Audio preamplifier control module"@en . . "2"^^ . "\u0158\u00EDdic\u00ED modul pro audio p\u0159edzesilova\u010D" . "Such\u00FD, Ond\u0159ej" . "2"^^ . "This module is a prototype of the control module for an audio preamplifier. It is based on the ATmega128 microcontroller. It is equipped with a graphics LCD with resolution of 240x64 pixels and a TC6963C compatible controller. A digital potentiometer is included to control display contrast and the LED backlight of the dipsplay can be adjusted by a switching MOSFET via PWM. Preamlifier parameters control and menu selection is possible via rotational encoder and a button. The module also includes a digital volume control IC PGA2311 and an USB to UART converter to provide possibility to connect the module to a personal computer. Other modules of the preamplifier can be controlled via SPI and I2C interfaces and also by up to 32 digital outputs."@en . "\u0158\u00EDdic\u00ED modul pro audio p\u0159edzesilova\u010D" . . . "23220" . "\u0158\u00EDdic\u00ED modul pro audio p\u0159edzesilova\u010D"@cs . . . "Jedn\u00E1 se o funk\u010Dn\u00ED vzorek \u0159\u00EDdic\u00EDho modulu audio p\u0159edzesilova\u010De je zalo\u017Een\u00FD na jedno\u010Dipov\u00E9m mikropo\u010D\u00EDta\u010Di ATmega128. Je vybaven grafick\u00FDm LCD s rozli\u0161en\u00EDm 240x64 bod\u016F a \u0159adi\u010Dem kompatibiln\u00EDm s TC6963C. Pro \u0159\u00EDzen\u00ED kontrastu displeje je na modulu digit\u00E1ln\u00ED potenciometr a intenzita LED podsv\u011Btlen\u00ED displeje je regulov\u00E1na sp\u00EDnac\u00EDm tranzistorem a PWM modulac\u00ED. Ovl\u00E1d\u00E1n\u00ED parametr\u016F p\u0159edzesilova\u010De a pohyb v menu jsou mo\u017En\u00E9 pomoc\u00ED rota\u010Dn\u00EDho ovlada\u010De a tla\u010D\u00EDtka. Sou\u010D\u00E1st\u00ED modulu je obvod pro digit\u00E1ln\u00ED \u0159\u00EDzen\u00ED hlasitosti PGA2311 a USB-UART p\u0159evodn\u00EDk pro mo\u017Enost komunikace s po\u010D\u00EDta\u010Dem PC. Pro \u0159\u00EDzen\u00ED ostatn\u00EDch \u010D\u00E1st\u00ED p\u0159edzesilova\u010De je na modulu k dispozici I2C i SPI rozhran\u00ED a d\u00E1le 32 digit\u00E1ln\u00EDch v\u00FDstup\u016F."@cs . . . . . . "[38192538823C]" . "RIV/49777513:23220/12:43897205!RIV13-MSM-23220___" . . . "RIV/49777513:23220/12:43897205" . "22110-FV007-2012" . . . "V\u00FDsledek je vyu\u017E\u00EDv\u00E1n p\u0159\u00EDjemcem Z\u010CU. Ekonomick\u00E9 parametry se neuv\u00E1d\u011Bj\u00ED." . "\u0158\u00EDdic\u00ED modul pro audio p\u0159edzesilova\u010D"@cs . "Kub\u00EDk, Michal" . . . . . . "Audio preamplifier control module"@en . "Jedn\u00E1 se o funk\u010Dn\u00ED vzorek \u0159\u00EDdic\u00EDho modulu audio p\u0159edzesilova\u010De je zalo\u017Een\u00FD na jedno\u010Dipov\u00E9m mikropo\u010D\u00EDta\u010Di ATmega128. Je vybaven grafick\u00FDm LCD s rozli\u0161en\u00EDm 240x64 bod\u016F a \u0159adi\u010Dem kompatibiln\u00EDm s TC6963C. Pro \u0159\u00EDzen\u00ED kontrastu displeje je na modulu digit\u00E1ln\u00ED potenciometr a intenzita LED podsv\u011Btlen\u00ED displeje je regulov\u00E1na sp\u00EDnac\u00EDm tranzistorem a PWM modulac\u00ED. Ovl\u00E1d\u00E1n\u00ED parametr\u016F p\u0159edzesilova\u010De a pohyb v menu jsou mo\u017En\u00E9 pomoc\u00ED rota\u010Dn\u00EDho ovlada\u010De a tla\u010D\u00EDtka. Sou\u010D\u00E1st\u00ED modulu je obvod pro digit\u00E1ln\u00ED \u0159\u00EDzen\u00ED hlasitosti PGA2311 a USB-UART p\u0159evodn\u00EDk pro mo\u017Enost komunikace s po\u010D\u00EDta\u010Dem PC. Pro \u0159\u00EDzen\u00ED ostatn\u00EDch \u010D\u00E1st\u00ED p\u0159edzesilova\u010De je na modulu k dispozici I2C i SPI rozhran\u00ED a d\u00E1le 32 digit\u00E1ln\u00EDch v\u00FDstup\u016F." . . . . "165592" . "V\u00FDsledek byl vyroben, otestov\u00E1n a je vyu\u017E\u00EDv\u00E1n p\u0159\u00EDjemcem Z\u010CU." . . "S" . "HMI (Human Machine Interface), User interface, Graphics LCD, Display controler T6963C, Rotating encoder, ATmega128"@en .