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DAC20B 사용자 설명서
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   FDAC20B.pdf (386.1K) [4] DATE : 2017-01-04 09:51:13

1. Introduction

FDAC20B is flexible high resolution serialremote DAC module. FGAC20B consist of FPGA based processor board and interfaceboard. You can modify FPGA logic of processor board and add additionalfunctions. Interface board support RS-422 serial UART interface and 2ch DACOpamp output.

2. Specifications

Analog Output

Channels

Resolution

Output Rate

Output Range

Slew Rate

Driving Capacity

Operation Mode

Accuracy

2

20

Static update

0 ~ 5V (Adjustable)

50V/

1mA

Single Output

F.S.E. Typical 0.1LSB

MAX. 7LSB

FPGA Configuration

FPGA IC

Gate

Memory

EEPROM

OSC

Interface

User I/O

Indicator

Developing S/W

Code

Xilinx XC7A100T-CSG324

10,000,000

DDR3-16Bit 128Mbyte

64Mbyte SPI EEPROM

200MHz

AR8031-1Gbps Ethernet PHY (not Assembled)

USB2 Serial Port

4 bit Dip Switch

4 bit LED, Power LED

ISE 11.5 higher

VIVADO 2012, 2014.7

Basic operation Source Code

and Example Code

Serial Interface

Serial Type

Baud Rate

Data Bit

Parity bit

Stop Bit

Protocol

RS - 422

115200 bps (adjustable)

8

Odd

2

15 byte Protocol


General

Power Consumption

Connector

Dimension

Operating Temperature

Storage Temperature

Typical : 12V @ 400mA

Max : 24V @ 200mA

Depending on operation

D-sub 9 pin male / female

115mm x 90mm x 40mm

0° ~ 60°

-10° ~ 70°