參數(shù)資料
型號: 73S1209F-68IMR/F
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 電源管理
英文描述: POWER SUPPLY MANAGEMENT CKT, QCC68
封裝: LEAD FREE, QFN-68
文件頁數(shù): 99/123頁
文件大?。?/td> 1385K
代理商: 73S1209F-68IMR/F
DS_1209F_004
73S1209F Data Sheet
Rev. 1.2
77
RLength Count - was set for length of ATR
CLK
IO
RLength Interrupt
CLK Stop
CLK Stop Level
IO Bit
IODir Bit
TX/RX Mode Bit
TX = '1'
Data from Card -end of ATR
Data from TX FIFO
RLength
Count MAX
1. Interrupt generated when Rlength counter is MAX.
2. Read and clear Interrupt.
3. Set CLK Stop and CLK Stop level high in Interrupt routine.
4. Set TX/RX Bit to TX mode.
5. Reload Rlength Counter.
6. Set IO Bit low and IODir = Output. Since Rlen=(MAX or 0) and TX/RX =1, IO pin is controlled by IO bit.
7. Clear CLK Stop and CLK Stop level.
Note: Data in TX fifo should not be Empty here.
START Bit
Synchronous Clock Start/Stop Mode style Start bit procedure. This procedure should be used to
generate the start bit insertion in Synchronous mode for Synchronous Clock Start/Stop Mode protocol.
RLen=0
Rlen=1
2
1
3
7
6
5
6
4
Figure 21: Creation of Synchronous Clock Start/Stop Mode Start Bit in Sync Mode
RLength Count
(Rlength = 9)
CLK
IO
RLength Interrupt
CLK Stop
CLK Stop Level
IO Bit
IODir Bit
TX/RX Mode Bit
TX = '1'
I2CMode = 1: Data to/from Card
I2CMode = 0: Data from TX fifo
I2CMode = 1:ACK Bit (to/from card)
I2CMode = 0: Data from TX fifo
RLength Count MAX
1. Interrupt generated when Rlength counter is MAX.
2. Read and clear Interrupt.
3. Set CLK Stop and CLK Stop level high, set IO Bit low and IODir = Output.
4. Set IO Bit High and IODir = Output.
5. Set TX/RX Bit to RX mode.
6. Reload Rlength Counter.
7. Clear CLK Stop and CLK Stop level.
STOP Bit
Synchronous Clock Start/Stop Mode Stop bit procedure. This procedure should be used to
generate the Stop bit in Synchronous Mode.
1
2
4
3
5
7
6
Min ETU
Figure 22: Creation of Synchronous Clock Start/Stop Mode Stop Bit in Sync Mode
相關(guān)PDF資料
PDF描述
73S1209F-44IMR/F POWER SUPPLY MANAGEMENT CKT, QCC44
73S1209F-68IMR/F POWER SUPPLY MANAGEMENT CKT, QCC68
73S1209F-68IM/F POWER SUPPLY MANAGEMENT CKT, QCC68
73S1209F-44IMR/F POWER SUPPLY MANAGEMENT CKT, QCC44
73S1209F-44IM/F POWER SUPPLY MANAGEMENT CKT, QCC44
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
73S1209F-68M/F/P1 功能描述:8位微控制器 -MCU Contained 80515-SoC Serial Hst Interface RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
73S1209F-EB 功能描述:開發(fā)板和工具包 - 8051 73S1209F Eval Brd (Doc. Cd, Cable) RoHS:否 制造商:Silicon Labs 產(chǎn)品:Development Kits 工具用于評估:C8051F960, Si7005 核心: 接口類型:USB 工作電源電壓:
73S1209F-IM44 DK 制造商:Maxim Integrated Products 功能描述:Development Boards & Kits - 8051 73S1209F Dev Kit Eval Bd Ice Cable Cd
73S1209F-IM44 EB 制造商:Maxim Integrated Products 功能描述:Development Boards & Kits - 8051 73S1209F Eval Brd Eval Bd Doc Cd Cable
73S1209F-IM68 DK 制造商:Maxim Integrated Products 功能描述:Development Boards & Kits - 8051 73S1209F Dev Kit Eval Bd Ice Cable Cd