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- SCM
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- Update:
- 2013-03-27
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- 张三
Description: Achieve DS18B20 temperature acquisition by ZLG7290 man machine dialogue platform, driven digital display temperature value microcontroller P1 (8-bit) and P3 (part of the mouth line) constructed system. Data collected temperature using a look-up table method, the integer part two, the fractional part is four. Collected temperature and temperature setpoint higher than the upper limit alarm interrupt-driven buzzer sounds. Keyboard 12 keys to control the set alarm value, s0 ~ s9 corresponds to 0 to 9, a total of ten digital s11 to set the response key, only press the the s11 will enter button setup process, or will not respond. Returns after S12 is determined for the temperature setting.
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