参数资料
型号: HW-V4-ML401-UNI-G
厂商: Xilinx Inc
文件页数: 25/32页
文件大小: 0K
描述: EVALUATION PLATFORM VIRTEX-4
产品变化通告: Adapter Replacement 23/May/2008
Development System Discontinuation 27/Aug/2012
标准包装: 1
系列: Virtex®-4
类型: FPGA
适用于相关产品: XC4VLX25-FF668-10
所含物品: 开发平台,小型闪存卡和电源
配用: HW-AFX-BERG-EPHY-ND - DAUGHTER CARD PHY BERG-EPHY
相关产品: XC4VLX25-12SFG363C-ND - IC FPGA VIRTEX-4 LX 25K 363FCBGA
XC4VLX25-12FFG676C-ND - IC FPGA VIRTEX-4 LX 25K 676-FBGA
XC4VLX25-12FFG668C-ND - IC FPGA VIRTEX-4 LX 25K 668FCBGA
XC4VLX25-11SFG363I-ND - IC FPGA VIRTEX-4 LX 25K 363FCBGA
XC4VLX25-11SFG363C-ND - IC FPGA VIRTEX-4 LX 25K 363FCBGA
XC4VLX25-11FFG676I-ND - IC FPGA VIRTEX-4 LX 25K 676-FBGA
XC4VLX25-11FFG676C-ND - IC FPGA VIRTEX-4 LX 25K 676-FBGA
XC4VLX25-11FFG668I-ND - IC FPGA VIRTEX-4 LX 25K 668FCBGA
XC4VLX25-10SFG363I-ND - IC FPGA VIRTEX-4 LX 25K 363FCBGA
XC4VLX25-10FFG676I-ND - IC FPGA VIRTEX-4 LX 25K 676-FBGA
更多...
其它名称: 122-1523
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Detailed Description
14. IIC Bus with 4-Kb EEPROM
An IIC EEPROM (Microchip Technology 24LC04B-I/ST) is provided on the ML40 x board
to store non-volatile data such as an Ethernet MAC address. The EEPROM write protect is
tied off on the board to disable its hardware write protect. The IIC bus uses 2.5V signaling
and can operate at up to 400 kHz. IIC bus pull-up resistors are provided on the board.
The IIC bus is extended to the expansion connector so that the user may add additional IIC
devices and share the IIC controller in the FPGA. If the expansion IIC bus is to be utilized,
the user must have additional IIC pull-up resistors present on the expansion card.
Bidirectional level shifting transistors allow the expansion card to utilize 2.5V to 5V
signaling on IIC.
15. VGA Output
The VGA output port (P2) supports an external video monitor. Table 13 lists each board
and its corresponding video DAC chip.
Table 13: Video DAC Connections
Board
ML401
ML402
ML403
Speed
50 MHz
140 MHz
Description
24-bit video data bus
connected to FPGA
15-bit video data bus
connected to FPGA
Video Monitor
Analog Devices ADV7125KST50
Analog Devices ADV7125KST140
Note: Due to the reduced pin count on ML403 board’s XC4VFX12 FPGA, only the five most
significant bits of digital RGB data are connected to the video DAC. The three least significant bits of
digital RGB data are pulled Low.
16. PS/2 Mouse and Keyboard Ports
The ML40 x evaluation platform contains two PS/2 ports: one for a mouse (J17) and the
other for a keyboard (J18). Bidirectional level shifting transistors allow the FPGA's
2.5V I/O to interface with the 5V I/O of the PS/2 ports. The PS/2 ports on the board are
powered directly by the main 5V power jack, which also powers the rest of the board.
Caution! Care must be taken to ensure that the power load of any attached PS/2 devices does
not overload the AC adapter.
ML401/ML402/ML403 Evaluation Platform
UG080 (v2.5) May 24, 2006
25
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