esp-ftl
Differences
This shows you the differences between two versions of the page.
| Both sides previous revisionPrevious revisionNext revision | Previous revisionNext revisionBoth sides next revision | ||
| esp-ftl [2019/04/05 17:12] – [Rev 2019 Mar] donpdonp | esp-ftl [2019/04/12 18:40] – [Rev 2019 Mar] donpdonp | ||
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| Line 235: | Line 235: | ||
| * update: only MOSI & CLK needed. | * update: only MOSI & CLK needed. | ||
| * update: any two gpio pins work | * update: any two gpio pins work | ||
| - | * Add: 5v voltage monitor (v divider on adc) | + | * Add: 5v voltage monitor (v divider on adc, no room on adc. channels?) |
| - | * Ambient light measure | + | * Ambient light measure |
| * Flip gnd/data for temp sensor | * Flip gnd/data for temp sensor | ||
| * add pwr-data resistor for sensor | * add pwr-data resistor for sensor | ||
| Line 251: | Line 251: | ||
| * attiny85 $2.24 | * attiny85 $2.24 | ||
| * laserbee 8051 $1.38 | * laserbee 8051 $1.38 | ||
| - | * 1.5-5.5v -> 3.3v reg 500mA $0.88 (lavalamp test: 20ma observed) | + | * 1.5-5.5v -> 3.3v reg 500mA $1.09 LD39050PU33R |
| - | * 2-8v -> 3.3 reg 400ma $0.87 (easier to solder) | + | * 2-8v -> 3.3 reg 400ma $0.87 XC6203E332PR-G |
| * 0-15v -> 3.3v reg 800mA $1.10 | * 0-15v -> 3.3v reg 800mA $1.10 | ||
| * mini-usb connector $0.46 | * mini-usb connector $0.46 | ||
esp-ftl.txt · Last modified: 2024/01/31 04:08 by 127.0.0.1