继多款典型DALLAS系列单片机被成功破解后，近日，橙盒科技芯片解密专项研究实验室又传出好消息：DS1904芯片解密成功！至此，橙盒科技在DALLAS系列单片机解密/IC芯片解密领域已经成功破解的了大部分典型型号，且目前，我们的技术研究仍在不断进行中，陆续还将有更多型号被成功破解。
这里，我们以DS1904芯片为例，对该芯片基本特征做简单介绍，供解密客户及解密工程师进行技术参考与借鉴，有DS1904芯片解密需求者请直接与我们联系咨询详情
芯片解密咨询电话：0755- 82221641，82173585
咨询QQ：1357273089，994589503
Email：chkeji@126.com <mailto:chkeji@126.com>
DS1904芯片基本特征介绍：
DS1904芯片SPECIAL FEATURES
Real-Time Clock/calendar in binary format
Uses the same binary time/date representation as the DS1994 but with 1 second resolution
Clock accuracy is better than ± 2 minutes per month at 25°C
Operating temperature range from -40°C to +70°C
Over 10 years of operation
DS1904芯片COMMON iButton FEATURES
Unique, factory-lasered and tested 64-bit registration number (8-bit family code + 48-bit serial number + 8-bit CRC tester) assures absolute traceability because no two parts are alike
Multidrop controller for MicroLAN
Digital identification and information by momentary contact
Chip-based data carrier compactly stores information
Data can be accessed while affixed to object
Economically communicates to host with a single digital signal at 16.3k bits per second
Standard 16 mm diameter and 1-Wire protocol ensure compatibility with iButton Device family
Button shape is self-aligning with cup-shaped probes
Durable stainless steel case engraved with registration number withstands harsh environments
Easily affixed with self-stick adhesive backing,latched by its flange, or locked with a ring pressed onto its rim
