Description: 本设计以ATMEL公司生产的AT90S8515作为控制核心，实现输出电流的数字控制，巧妙地利用4通道8位D/A转换芯MAX505转换芯片来完成16位的转换精度，D/A转换芯片输出的电压量经过一个压流变换电路变换成电流量的输出。再通过12位A/D转换芯片MAX197实现输出数据的反馈采集，形成输出电流的闭环控制，以此来达到较高的控制精度。-design ATMEL the company's core AT90S8515 as the control, Implementation of output current digital control, clever use of a 4-channel 8-bit D / A converter chip core MAX505 conversion to complete 16 of conversion accuracy, D / A converter output voltage chip volume flow through a pressure converter transform into CURRENT output. Again through 12-bit A / D converter chip MAX197 feedback output data collection, output current form of closed-loop control, in order to achieve higher accuracy. Platform: |
Size: 122960 |
Author:刘涛 |
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Description: 本设计以ATMEL公司生产的AT90S8515作为控制核心，实现输出电流的数字控制，巧妙地利用4通道8位D/A转换芯MAX505转换芯片来完成16位的转换精度，D/A转换芯片输出的电压量经过一个压流变换电路变换成电流量的输出。再通过12位A/D转换芯片MAX197实现输出数据的反馈采集，形成输出电流的闭环控制，以此来达到较高的控制精度。-design ATMEL the company's core AT90S8515 as the control, Implementation of output current digital control, clever use of a 4-channel 8-bit D/A converter chip core MAX505 conversion to complete 16 of conversion accuracy, D/A converter output voltage chip volume flow through a pressure converter transform into CURRENT output. Again through 12-bit A/D converter chip MAX197 feedback output data collection, output current form of closed-loop control, in order to achieve higher accuracy. Platform: |
Size: 122880 |
Author: |
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Description: 数控恒流源设计 带仿真 C程序设计 用数码显示数值-Numerical control constant current source design with simulation C programming with digital display value Platform: |
Size: 79872 |
Author:陆义连 |
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