參數(shù)資料
型號(hào)： AT43USB326-AU
廠(chǎng)商： Atmel Corp.
英文描述： Multimedia USB Keyboard Controller with Embedded Hub
中文描述： 多媒體USB鍵盤(pán)控制器的嵌入式集線(xiàn)器
文件頁(yè)數(shù)： 100/102頁(yè)
文件大?。?/td> 511K
代理商： AT43USB326-AU
i
AT43USB326
3313D–USB–04/06
Table of Contents
Features................................................................................................ 1
Description........................................................................................... 1
Pin Configuration.................................................................................................. 2
Pin Assignment..................................................................................................... 3
Signal Description................................................................................................. 4
Architectural Overview........................................................................ 6
The General-purpose Register File.................................................... 7
X-, Y- and Z- Registers......................................................................................... 8
ALU – Arithmetic Logic Unit.................................................................................. 8
Program Memory.................................................................................................. 8
SRAM Data Memory............................................................................................. 9
I/O Memory......................................................................................................... 14
USB Hub............................................................................................................. 15
Functional Description...................................................................... 17
On-chip Power Supply........................................................................................ 17
I/O Pin Characteristics........................................................................................ 17
Oscillator and PLL .............................................................................................. 17
Reset and Interrupt Handling.............................................................................. 18
Reset Sources.................................................................................................... 20
Power-on Reset.................................................................................................. 21
External Reset.................................................................................................... 22
Watchdog Timer Reset....................................................................................... 22
Non-USB Related Interrupt Handling.................................................................. 22
External Interrupts .............................................................................................. 26
Interrupt Response Time.................................................................................... 26
USB Interrupt Sources........................................................................................ 28
USB Endpoint Interrupt Sources......................................................................... 29
AVR Register Set ............................................................................... 34
Status Register and Stack Pointer...................................................................... 34
Sleep Modes....................................................................................................... 35
Timer/Counter .................................................................................... 36
Timer/Counter Prescaler..................................................................................... 36
8-bit Timer/Counter0........................................................................................... 37
Watchdog Timer ................................................................................................. 39
I/O Ports.............................................................................................. 40
Port A.................................................................................................................. 41
Port B.................................................................................................................. 42
Port C.................................................................................................................. 43
Port D.................................................................................................................. 44
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相關(guān)代理商/技術(shù)參數(shù)
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