摘要：本应用笔记的目的是为了解释如何配置DS1852报警和警告阈值，使符合SFF-8472标准的内存位置要求。Maxim > App Notes > A/D and D/A conversion/sampling circuits Digital potentiometers Keywords: internal calibration, external calibration, SFF-8472, diagnostic monitor, fiber optics, threshold, temperature measurement, voltage Jul 09, 2003 measurement, monitor, analog input, a to d APPLICATION NOTE 2090 How to Configure the DS1852 Alarm and Warning Thresholds to Comply with SFF-8472 Abstract: The purpose of this application note is to explain how to configure the DS1852 so that the Alarm and Warning Thresholds comply with the memory location requirements of the SFF-8472 standard. Figure 1. DS1852 memory map. DS1852 Alarm and Warning Thresholds and the SFF-8472 Standard The SFF-8472 standard dictates the requirements for diagnostic monitoring interfaces of optical transceivers. The ……