An Intelligent Temperature Acquisition Controller Based on FPGA Mu Zhenhai 1, 2 (1 School of Information Engineering, University of Science and Technology Beijing, Beijing, 100083, China) (2 Department of Computer, Guilin College of Aerospace Technology, Guilin 541004, China) Abstract: Temperature is one of the most essential parameters in our life. The monitor and control of the temperature have phenomenal importance to the development of industries. This project aims at the design and analysis of a temperature acquisition and control system based on the digitalized one-wire technology. Keywords: one-wire bus, asynchronous communication, FPGA, MSCOMM