參數(shù)資料
型號(hào)： AT43USB326-AC
廠商： ATMEL CORP
元件分類(lèi)： 微控制器/微處理器
英文描述： Multimedia USB Keyboard Controller with Embedded Hub
中文描述： 8-BIT, MROM, 12 MHz, RISC MICROCONTROLLER, PQFP48
封裝： 7 X 7 MM, 1.40 MM THICKNESS, 0.50 MM PITCH, PLASTIC, MS-026BBC, LQFP-48
文件頁(yè)數(shù)： 14/102頁(yè)
文件大?。?/td> 511K
代理商： AT43USB326-AC
14
AT43USB326
3313D–USB–04/06
I/O Memory
The I/O space definition of the AT43USB326 is shown in the following table:
All AT43USB326 I/O and peripherals, except for the USB hardware registers, are placed in the
I/O space. The I/O locations are accessed by the IN and OUT instructions transferring data
between the 32 general-purpose working registers and the I/O space. I/O registers within the
address range $00 – $1F are directly bit-accessible using the SBI and CBI instructions. In
these registers, the value of single bits can be checked by using the SBIS and SBIC instruc-
tions. Refer to the instruction set documentations of the AVR for more details. When using the
I/O specific commands, IN and OUT, the I/O address $00 – $3F must be used. When address-
ing I/O registers as SRAM, $20 must be added to this address. All I/O register addresses
throughout this document are shown with the SRAM address in parentheses.
For compatibility with future devices, reserved bits should be written to zero if accessed.
Reserved I/O memory addresses should never be written.
Table 5.
I/O Memory Space
I/O (SRAM)
Address
Name
Function
$3F ($5F)
SREG
Status Register
$3E ($5E)
SPH
Stack Pointer High
$3D ($5D)
SPL
Stack Pointer Low
$3B ($5B)
GIMSK
General Interrupt Mask Register
$3A ($5A)
GIFR
General Interrupt Flag Register
$39 ($59)
TIMSK
Timer/Counter Interrupt Mask Register
$38 ($58)
TIFR
Timer/Counter Interrupt Mask Register
$35 ($55)
MCUCR
MCU General Control Register
$33 ($53)
TCCR0
Timer/Counter0 Control Register
$32 ($52)
TCNT0
Timer/Counter0 (8 bit)
$21 ($41)
WDTCR
Watchdog Timer Counter Register
$1B ($4B)
PORTA
Data Register, Port A
$1A ($3A)
DDRA
Data Direction Register, Port A
$19 ($39)
PINA
Input Pins, Port A
$18 ($38)
PORTB
Data Register, Port B
$17 ($37)
DDRB
Data Direction Register, Port B
$16 ($36)
PINB
Input Pins, Port B
$12 ($32)
PORTD
Data Register, Port D
$11 ($31)
DDRD
Data Direction Register, Port D
$10 ($30)
PIND
Input Pins, Port D
$03 ($23)
PORTE
Data Register, Port E
$02 ($22)
DDRE
Data Direction Register, Port E
$01 ($21)
PINE
Input Pins, Port E
相關(guān)PDF資料
PDF描述
AT43USB326-AU Multimedia USB Keyboard Controller with Embedded Hub
AT43USB351M-AC Full-speed/Low-speed USB Microcontroller with ADC and PWM
AT43USB353M-AC Low Cost Full-speed USB Microcontroller with Embedded Hub, ADC and PWM
AT43USB355E-AC Full-speed USB Microcontroller with Embedded Hub, ADC and PWM
AT43USB355E-AU Full-speed USB Microcontroller with Embedded Hub, ADC and PWM
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AT43USB326-AU 功能描述:USB 接口集成電路 USB KEYBOARD FOR LOGITECH - IND TEMP RoHS:否 制造商:Cypress Semiconductor 產(chǎn)品:USB 2.0 數(shù)據(jù)速率: 接口類(lèi)型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WLCSP-20
AT43USB351M 制造商:ATMEL 制造商全稱(chēng):ATMEL Corporation 功能描述:Missed Watchdog Timer Reset
AT43USB351M_04 制造商:ATMEL 制造商全稱(chēng):ATMEL Corporation 功能描述:Full-speed/ Low-speed USB Microcontroller with ADC and PWM
AT43USB351M-AC 制造商:ATMEL 制造商全稱(chēng):ATMEL Corporation 功能描述:Full-speed/ Low-speed USB Microcontroller with ADC and PWM
AT43USB353M 制造商:ATMEL 制造商全稱(chēng):ATMEL Corporation 功能描述:Missed Watchdog Timer Reset
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