temp_sensor
Differences
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temp_sensor [2013/10/09 21:26] – [Partlist (in buildup order)] breaker27 | temp_sensor [2014/04/15 21:22] – [Building up a Temeprature and Humidity Sensor] breaker27 | ||
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- | ====== Building up a Temeprature and Humidity | + | ====== Building up an Environment |
===== Needed Parts and PCB ===== | ===== Needed Parts and PCB ===== | ||
- | You need a **PCB**. You may use the layout from [[https:// | + | You need a **PCB**. You may use the layout from [[https:// |
The temp sensor is designed to run 24/7 on two alcaline batteries with an estimated battery lifetime of > 5 years. | The temp sensor is designed to run 24/7 on two alcaline batteries with an estimated battery lifetime of > 5 years. | ||
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* **IC holder:** Look at the notch and place it in the right direction. | * **IC holder:** Look at the notch and place it in the right direction. | ||
* **LED:** Solder it to a wire if you want to place the PCB in a housing later. Read the instructions on how to [[LED_soldering|solder the LED to a cable]]. The longer wire of the LED is +. It goes into the hole more in the middle of the PCB. | * **LED:** Solder it to a wire if you want to place the PCB in a housing later. Read the instructions on how to [[LED_soldering|solder the LED to a cable]]. The longer wire of the LED is +. It goes into the hole more in the middle of the PCB. | ||
- | * **ISP Connector: | + | * **ISP Connector: |
* **10 uF Capacitor: | * **10 uF Capacitor: | ||
* **Battery holder:** + is the pin towards the middle of the PCB. | * **Battery holder:** + is the pin towards the middle of the PCB. | ||
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After flashing and switching the power on, your temp sensor should blink quickly for some seconds. After that, it only flashes shortly once whenever a temperature data packet is sent (>5 min). | After flashing and switching the power on, your temp sensor should blink quickly for some seconds. After that, it only flashes shortly once whenever a temperature data packet is sent (>5 min). | ||
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+ | ===== Connect the SHT15 ===== | ||
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+ | {{: | ||
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+ | After that, solder the other end of the wires to the PCB. The picture is from the top side of the PCB. The border of the PCB is at the bottom of the picture. | ||
+ | |||
===== Integrate it into a housing ===== | ===== Integrate it into a housing ===== | ||
describe it... | describe it... |