Available in two different models 1930 , 1931 to handle various analogue inputs , including dc voltage current , process , and strain gauge inputs 有两款可选型号193 1931来处理不同的模拟输入信号，包括直流电压和电流输入信号过程输入信号和应变输入信号。
The periphery electric circuit of adc was designed , including 3 - wire serial port configuration circuit , analog input electric circuit , clock input circuit and power 对adc的外围电路进行设计,包括三线串口配置电路、模拟输入电路、时钟输入电路和电源电路。
The interface circuit includes two uarts to gsm and gps module , photoelectricity coupling interface to dilapidation detectors , a / d inputs to batteries voltage 包括两个串口分别与gps和gsm模块相连，光电耦合接口同崩塌传感器相连， a d模拟输入。接口同电池包相连。
( 6 ) programming the abaas software , including ais data input simulation program , ais data processing program , and ais data display program under the turbo c 2 . 1 environment 本系统编写的程序有： ais数据模拟输入程序、 ais按收发备数据处理模拟程序、 ais接收设备数据显示模拟程序。
For analog inputs , any absolute voltage value above which the analog - to - digital converter cannot distinguish a change . the overload value can be different for plus and minus inputs 就模拟输入而言，使模数转换器不能区别其变化的超范围的绝对电压值。超载值对于正输入和负输入可能不同。
These signal simulators can be useful tools for validation ; however , they may not pose worse case conditions and their accuracy in mimicking input device performance should be established 信号模拟器是有效的验证工具，但却不能模拟最恶劣的环境条件，并且还应该建立模拟输入设备性能的准确度。
All the functions and parameters required are implemented : 24 digital beamform output correspond to 32 analog input , three different frequency work in the same time and the agc . 4 进行了基于硬件系统的仿真、水池实验和外场试验，实现了32路模拟输入和24路数字输出，三频工作以及agc控制功能。
In analog input channel , the combination software filter is applied to obtain more credible data as possible , and median voting circuit module is adopted in output channel to gain accurate outputs 在模拟输入通道中采用中位值滤波和递推平均滤波的组合算法，来获取尽可能可靠的输入数据，在模拟输出通道中则采用中值表决电路通用模块实现正确的模拟输出。
4 ) numerical simulation running of surface runoff shows simulation results presented the general features of surface runoff generation , and certain efficiency . after adjusting the input parameters , the simulation results show a good meet to the observed data 4 ）表面径流的数值模拟能揭示表面产流的一般趋势，而且有一定的有效性，通过调整模拟输入参数，能使模拟达较理想程度。
Especially it allows various types of interruptions of external digital input , timer output and a / d conversion , each type of interruption has its own role in the signal measurement or in exact pace control , its fifo buffer function makes it possible to work at the sampling rate of 200k samples per second without carrying over - burden interruption rate , its latch type external interrupt request along with its high frequency clock makes a precise locating of pulse edges possible 该控制系统在工作过程中，有多种产生于不同部件的信号需要检测，其中有模拟输入信号十三路，数字输入信号三路，通过数据采集和信号分析，判断该控制系统工作是否正常。结合系统检测的具体要求，本论文从硬件设计和软件设计两个方面，实现了数据采集系统的硬件接口电路和软件算法。
