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參數(shù)資料
| 型號(hào)： | AT83C5122 |
| 廠商： | Atmel Corp. |
| 英文描述： | MICROCONTROLLER WITH USB AND SMART CARD READER INTERFACES |
| 中文描述： | 單片機(jī)USB和智能卡閱讀器接口 |
| 文件頁(yè)數(shù)： | 1/213頁(yè) |
| 文件大小： | 2803K |
| 代理商： | AT83C5122 |
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Rev. 4202D–SCR–06/05
1
Features
Clock Controller
– 80C51 core with 6 clocks per instruction
– 8 MHz On-Chip Oscillator
– PLL for generating clock to supply CPU core, USB and Smart Card Interfaces
– Programmable CPU clock from 500 KHz / X1 to 48 MHz / X1
Reset Controller
– Power On Reset (POR) feature avoiding an external reset capacitor
– Power Fail Detector (PFD)
– Watch-Dog Timer
Power Management
– Two power saving modes : Idle and Power Down
– Four Power Down Wake-up Sources : Smart Card Detection, Keyboard Interrupt, USB
Resume, External Interrupt
– Input Voltage Range : 3.6V - 5.5V
– Core’s Power Consumption (Without Smart Card and USB) :
30 mA Maximum Operating Current @ 48 MHz / X1
200
μ
A Maximum Power-down Current @ 5.5V
Interrupt Controller
– up to 9 interrupt sources
– up to 4 Level Priority
Memory Controller
– Internal Program memory :
up to 32KB of Flash or CRAM or ROM for AT8xC5122
up to 30KB of ROM for AT83C5123
– Internal Data Memory : 768 bytes including 256 bytes of data and 512 bytes of XRAM
– Optional : internal data E2PROM 512 bytes
Two 16-bit Timer/Counters
USB 2.0 Full Speed Interface
– 48 MHz DPLL
– On-Chip 3.3V USB voltage regulator and transceivers
– Software detach feature
– 7 endpoints programmable with In or out directions and ISO, Bulk or Interrupt Transfers :
Endpoint 0: 32 Bytes Bidirectionnal FIFO for Control transfers
Endpoints 1,2,3: 8 bytes FIFO
Endpoints 4,5: 64 Bytes FIFO
Endpoint 6: 2*64 bytes FIFO with Pin-Pong feature
ISO 7816 UART Interface Fully Compliant with EMV, GIE-CB and WHQL Standards
– Programmable ISO clock from 1 MHz to 4.8 MHz
– Card insertion/removal detection with automatic deactivation sequence
– Programmable Baud Rate Generator from 372 to 11.625 clock pulses
– Synchronous/Asynchronous Protocols T=0 and T=1 with Direct or Inverse Convention
– Automatic character repetition on parity errors
– 32 Bit Waiting Time Counter
– 16 Bit Guard Time Counter
– Internal Step Up/Down Converter with Programmable Voltage Output :
1.8V-30 mA, 3V-60 mA and 5V-60 mA
– Current overload protection
– 6 kV ESD (MIL/STD 833 Class 3) protection on whole Smart Card Interface
Alternate Smart Card Interface with CLK, IO and RST
UART Interface with Integrated Baud Rate Generator (BRG)
Keyboard interface with up to 20x8 matrix management capability
Master/Slave SPI Interface
Four 8 bit Ports, one 6 bit port, one 3-bit port
– Up to Seven LED outputs with 3 level programmable current source : 2, 4 and 10 mA
– Two General Purpose I/O programmable as external interrupts
– Up to 8 input lines programmable as interrupts
– Up to 30 output lines
C51
Microcontroller
with USB and
Smart Card
Reader
Interfaces
AT83C5122
AT83EC5122
AT85C5122
AT89C5122
AT89C5122DS
AT83C5123
AT83EC5123
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AT85C5122 | MICROCONTROLLER WITH USB AND SMART CARD READER INTERFACES |
| AT83EC5122 | MICROCONTROLLER WITH USB AND SMART CARD READER INTERFACES |
| AT83EC5123 | MICROCONTROLLER WITH USB AND SMART CARD READER INTERFACES |
| AT89C5122 | MICROCONTROLLER WITH USB AND SMART CARD READER INTERFACES |
| AT83C5123 | MICROCONTROLLER WITH USB AND SMART CARD READER INTERFACES |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AT83C5122_08 | 制造商:ATMEL 制造商全稱(chēng):ATMEL Corporation 功能描述:C51 Microcontroller with USB and Smart Card Reader Interfaces |
| AT83C5123 | 制造商:ATMEL 制造商全稱(chēng):ATMEL Corporation 功能描述:MICROCONTROLLER WITH USB AND SMART CARD READER INTERFACES |
| AT83C5123XXX-ALRUM | 制造商:ATMEL 制造商全稱(chēng):ATMEL Corporation 功能描述:C51 Microcontroller with USB and Smart Card Reader Interfaces |
| AT83C5123XXX-ALTUM | 制造商:ATMEL 制造商全稱(chēng):ATMEL Corporation 功能描述:C51 Microcontroller with USB and Smart Card Reader Interfaces |
| AT83C5123XXX-PURUM | 制造商:ATMEL 制造商全稱(chēng):ATMEL Corporation 功能描述:C51 Microcontroller with USB and Smart Card Reader Interfaces |
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