按照芯片手册给出的典型电路，搭建出来的一直报警，加了灵敏度调节后有烟雾也不报警了！ 用万用表单独测HIS-07的输出时钟是0。 谁用过给解释一下。
2015-04-28 13:20
嗨，我怀疑为什么射频发射器本质上是非线性的，而接收器本质上是线性的。 以上来自于谷歌翻译 以下为原文Hi I have a doubt that why RF transmitter are non-linear in nature while receiver are linear in
2018-11-01 09:34
I have to develop a cycling system that measure the performance of a cyclist in terms of his speed
2012-02-10 09:10
on the GPIF pins? LVCMOS-1.8? Does the FX3 have any internal termination, and if so, how does it deal with the bidirectional nature of GPIF?
2019-04-03 11:31
在医疗体制不断完善的今天，医院的信息化程度已经大大提高，现在的大型医院都已经用上了医院信息系统（HospitalinformationSystem，简称HIS），应用HIS系统后，方便了群众就医，也提高医疗服务水平。
2019-07-31 08:33
在医疗体制不断完善的今天，医院的信息化程度已经大大提高，现在的大型医院都已经用上了医院信息系统（Hospital information System，简称HIS），应用HIS系统后，方便了群众就医，也提高医疗服务水平。
2019-09-20 06:31
Mom and Dad.Montana spent his first two years on the high school football team as a backup.New Eagle
2010-07-10 14:37
Error_Handler *//* User can add his own implementation to report the HAL error return state */while(1
2018-12-18 08:52
), for the bulk transfer. My host also supports USB 2.0 high speed, but due to the typical nature
2019-05-09 16:07
for the basic nature of these questions: In these community forums, can one do any kind of keyword search
2019-07-19 06:27
