Difference between revisions of "Hardware: PCB Assembly"
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##R6 1K | ##R6 1K | ||
#Install RJ1 and RJ2. Be very careful to check that all the leads are in the holes before you snap it in place. | #Install RJ1 and RJ2. Be very careful to check that all the leads are in the holes before you snap it in place. | ||
| − | #Install 1x4 and 1x6 male | + | #Install 1x4 and 1x6 male headers for the HX711 board. |
| − | # | + | #Insert the 1x4 and 1x6 female headers on the make headers. |
#Install the HX711 board on the 1x4 and 1x6 female headers. | #Install the HX711 board on the 1x4 and 1x6 female headers. | ||
#Install LED D1. | #Install LED D1. | ||
| − | #Install C1. | + | #Install C1 4.7 mfd. Observe polarity. |
| − | #Install C3. | + | #Install C3 .1 mfd. for rain gauge filter. |
#Install power supply if used. | #Install power supply if used. | ||
Revision as of 13:57, 18 January 2016
Contents
Parts
Mechanical Drawing for RJ connectors.
Board Layout
Assembly
- insert the 2x20 female header from the bottom side of the board.
- Solder the header on the top (component, silk screen) side of the board.
- Install the following resistors:
- R1 330
- R2 200K
- R3 1K
- R4 2.2K
- R5 2.2K
- R6 1K
- Install RJ1 and RJ2. Be very careful to check that all the leads are in the holes before you snap it in place.
- Install 1x4 and 1x6 male headers for the HX711 board.
- Insert the 1x4 and 1x6 female headers on the make headers.
- Install the HX711 board on the 1x4 and 1x6 female headers.
- Install LED D1.
- Install C1 4.7 mfd. Observe polarity.
- Install C3 .1 mfd. for rain gauge filter.
- Install power supply if used.
Power Supply 1
- Install four 1x2 male headers.
- Install blue screw terminal block.
- Install four 1x2 female headers on the four 1x2 male headers.
- Install the Power Supply board on the four 1x2 female headers.
power Supply 2
- Install Fulree voltage regulator
- Install green spring terminal block.
