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Gesture_Sensor
by 
Guillermo Torijano
Homepage
About Si1143¶
Si1143 is a gesture sensor and can be controlled by using the I2C.
This can be detected from the shortest 1cm up to 200cm.
Si1143 emits three infrared LED that is mounted on a substrate, and detects the movement by measuring the reflected light from the external object.
- Datasheet of Si1143
http://www.silabs.com/Support%20Documents/TechnicalDocs/Si114x.pdf
About sample program¶
When you hold your hand on the upper of LED1 of Si1143, LED1 (red) of GR-PEACH lights up.
When you hold your hand on the upper of LED2 of Si1143, LED2 (green) of GR-PEACH lights up.
When you hold your hand on the upper of LED3 of Si1143, LED3 (blue) of GR-PEACH lights up.
When you approach your hand to LED of Si1143, level of the LED light will output a large value.
About wiring¶
| Sensor | GR-PEACH |
| GND | GND |
| VIN | 3.3V |
| SCL | D15 |
| SDA | D14 |