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RS-485_bus.rar
On rs-485 bus specification, describes the impact of rs-485 bus communication speed and communication reliability of the three factors, while the corresponding solutions and discussed the bus load capacity and transmission distance of the specific ...
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sensor.rar
... procedure is used keilc51 programmer, the main function is to collect data on temperature and humidity, AD converted to the single-chip AT89S52, microcontroller 485 through the serial data will be passed to the upper temperature and humidity controller
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sz0898 Size：
37K
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ustart.rar
485 agreement is the online program to everyone looking for good things to share to share
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xuanguayundongkongzhixitong.rar
... to realize the direct control of stepper motor another piece for the AT89C51, for voice playback, two single-chip 485 communication between the networking. In addition, the DS1232 watchdog applications, improve the single-chip control system anti- ...
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land2peak Size：
27K
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232zhuanhuan485.rar
This is a an232 and conversion circuit 485, we can take a look at the
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jery018 Size：
306K
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RS485.rar
This article details the difference between theory and RS-485/422, component selection, reference circuits, communications Statute, program design, such as the application of the main points, as well as practice in the product sum up some experiences and ...
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wsfnss2008 Size：
576K
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sxba2.5.rar
Intelligent digital ammeter. Dual-CPU work in 2051 is responsible for display, 89C52 responsible for data collection. RS-485 bus, custom communication protocol.
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qbd868 Size：
603K
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