Commit 4c47595a9ac5a6e354f04570b54d29d64e4cfc3e
separate charge reader from discharger
Michael Williams committed on 1/18/2018, 11:40:02 AMParent: a388d960bbe77180d06a7f967848702eae863283
Files changed
| README.md | changed |
| README.md | |||
|---|---|---|---|
| @@ -57,9 +57,9 @@ | |||
| 57 | 57 … | 20% | 11.58 | 1.93 | |
| 58 | 58 … | 10% | 11.31 | 1.89 | |
| 59 | 59 … | 0 | 10.50 | 1.75 | |
| 60 | 60 … | ||
| 61 | -### load (discharge) controller | ||
| 61 … | +### battery charge reader | ||
| 62 | 62 … | ||
| 63 | 63 … | - BTE14-04 betamcu.cn Arduino Uno R3 Compatible | |
| 64 | 64 … | - "DF Robot" LCD Keypad Shield | |
| 65 | 65 … | - R1 resistor = 10k ohms | |
| @@ -80,10 +80,18 @@ | |||
| 80 | 80 … | GND GND | |
| 81 | 81 … | ||
| 82 | 82 … | ``` | |
| 83 | 83 … | ||
| 84 … | +### battery discharge controller | ||
| 85 … | + | ||
| 86 … | +to ensure the battery is never over-discharged, we should cut off extra power when the battery reaches a low enough voltage. | ||
| 87 … | + | ||
| 84 | 88 … | TODO | |
| 85 | 89 … | ||
| 90 … | +what we need is something like [this](http://nz.element14.com/infineon/bts500801teaauma1/power-load-sw-high-side-30v-to/dp/2480567) | ||
| 91 … | + | ||
| 92 … | +given time constraints, i wonder if [this](https://www.jaycar.co.nz/solid-state-relay-4-32vdc-input-30vdc-100a-switching/p/SY4086) works? | ||
| 93 … | + | ||
| 86 | 94 … | ### 12v to 5v step-down (buck) converter | |
| 87 | 95 … | ||
| 88 | 96 … | [step down dc-dc 9A converter (constant volts or constant amps), 5~40v input & 1.5~35v out](https://www.trademe.co.nz/Browse/Listing.aspx?id=1521227419) | |
| 89 | 97 … | ||
Built with git-ssb-web