This page (revision-21) was last changed on 2021-11-21 04:33 by Murray Altheim

This page was created on 2019-12-26 08:51 by Murray Altheim

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Version Date Modified Size Author Changes ... Change note
21 2021-11-21 04:33 6 KB Murray Altheim to previous

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I 2 C
I2C

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Difference between version and

At line 5 changed 4 lines
# __3-6V__ (Vcc)
# __SDA__ (Serial Data Line)
# __SCL__ (Serial Clock Line)
# __GND__ (Ground)
# __3-6V__ (Vcc, red)
# __SDA__ (Serial Data Line, blue)
# __SCL__ (Serial Clock Line, yellow)
# __GND__ (Ground, black)
At line 10 added 2 lines
The colors listed are those used by Adafruit with their line of STEMMA Qt connectors.
At line 34 changed one line
Some well known I²C products. No two I²C may share the same address on an I²C bus, otherwise there will be contention.
Some well known I²C products (mostly a list of tested devices; there are thousands available). No two I²C may share the same address on an I²C bus, otherwise there will be contention.
At line 36 changed 16 lines
|| Stock || Brand || Description || 7 bit address || Notes
| 1 | Pimoroni | LTR-559 Light & Proximity | 0x23 |
| 3 | Pimoroni | VL53L1X Time of Flight (ToF) | 0x29 | range 40mm-4m
| 1 | Adafruit | VL6180X Time of Flight Distance Sensor | 0x29 | range 5-100mm
| 2 | Adafruit | HT0740 Big Damn Switch 10A | 0x38 / 0x39 |
| 1 | Adafruit | INA260 Current Sensor | 0x40 (jumper selectable) |
| 2 | Pimoroni | 11x7 LED Matrix #1 | 0x75 |
| 2 | Pimoroni | 11x7 LED Matrix #2 | 0x77 |
| 4 | Pimoroni | 5x5 RGB Matrix | 0x74 / 0x77 | 77 will be in conflict with 11x7 #2
| 2 | Pimoroni | [ADS1015 +/-24V ADC 3 Channel|Ads1015AnalogDigitalConverter] | 0x48 / 0x49 |
| 2 | Adafruit | ADS1015 12 bit ADC 4 Channel w Prog Gain | 0x48 - 0x4B (jumpers) |
| 2 | PiBorg | Thunderborg | 0x10 / 0x11 |
| 1 | PiBorg | Ultraborg | 0x36 |
| 1 | Pimoroni | ICM20948 9-DOF Motion Sensor | 0x68 / 0x69 |
| 1 | Adafruit | [BNO055 IMU Sensor|BNO055ImuSensor] | 0x28 / 0x29 |
| 0 | Adafruit | VCNL4010 Proximity Sensor | 0x13 |
|| Stock || Brand || Description || 7 bit address || Notes
| 1 | Pimoroni | [RGB Potentiometer|https://shop.pimoroni.com/products/rgb-potentiometer-breakout] | 0x0E ‡ | uses [Nuvoton MS51|NuvotonMS51]
| 1 | Pimoroni | [RGB Encoder|https://shop.pimoroni.com/products/rgb-encoder-breakout] | 0x0F ‡ | uses [Nuvoton MS51|NuvotonMS51]
| 2 | PiBorg | [Thunderborg|https://www.piborg.org/motor-control-1135/thunderborg] | 0x10 / 0x11 † | dual motor controller
| 0 | Adafruit | [VCNL4010 Proximity Sensor|https://www.adafruit.com/product/466] | 0x13 | infrared, 0-200mm range
| 1 | Pimoroni | [IO Expander|https://shop.pimoroni.com/products/io-expander] | 0x18 ‡ | uses [Nuvoton MS51|NuvotonMS51]
| 2 | Pimoroni | [LSM303D 6DoF Motion Sensor|https://shop.pimoroni.com/products/lsm303d-6dof-motion-sensor-breakout] | 0x1D / 0x1E † |
| 1 | Adafruit | [BH1750 Light Sensor|https://www.adafruit.com/product/4681] | 0x23 / 0x5C | 16-bit Ambient Light Sensor
| 1 | Pimoroni | [LTR-559 Light & Proximity|https://shop.pimoroni.com/products/ltr-559-light-proximity-sensor-breakout] | 0x23 | light detection; 0-50mm range proximity detection
| 3 | Pimoroni | [VL53L1X Time of Flight|https://shop.pimoroni.com/products/vl53l1x-breakout] | 0x29 | range 40mm-4m; 0x29 conflicts with BNO055
| 1 | Adafruit | [BNO055 IMU Sensor|BNO055ImuSensor] | 0x28 / 0x29 † | 0x29 conflicts with VL531X
| 0 | Adafruit | [VL53L0X Time of Flight Distance Sensor|https://www.adafruit.com/product/3317] | 0x29 | range 50-1200mm (2m on long range)
| 1 | Adafruit | [VL6180X Time of Flight Distance Sensor|https://www.adafruit.com/product/3316] | 0x29 | range 5-100mm
| 1 | PiBorg | [Ultraborg|https://www.piborg.org/sensors-1136/ultraborg] | 0x36 |
| 2 | Pimoroni | [HT0740 10A Switch|https://shop.pimoroni.com/products/ht0740-breakout] | 0x38 / 0x39 † |
| 1 | Adafruit | [INA260 Current Sensor|https://www.adafruit.com/product/4226] | 0x40 / 0x41 / 0x44 / 0x45 † | up to 4 devices via 2 jumpers
| 2 | Pimoroni | [ADS1015 +/-24V ADC 3 Channel|Ads1015AnalogDigitalConverter] | 0x48 / 0x49 † |
| 2 | Adafruit | [ADS1015 12 bit ADC 4 Channel w Prog Gain|https://www.adafruit.com/product/1083] | 0x48 - 0x4B † |
| 1 | Adafruit | [9-DOF Orientation IMU Fusion Breakout - BNO085 (BNO080)|https://www.adafruit.com/product/4754] | 0x4A |
| 1 | Pimoroni | [ICM20948 9-DOF Motion Sensor|https://shop.pimoroni.com/products/icm20948] | 0x68 / 0x69 † |
| 2 | Pimoroni | [11x7 LED Matrix|https://shop.pimoroni.com/products/11x7-led-matrix-breakout] | 0x75 / 0x77 † | 77 will be in conflict with 5x5
| 4 | Pimoroni | [5x5 RGB Matrix|https://shop.pimoroni.com/products/5x5-rgb-matrix-breakout] | 0x74 / 0x77 † | 77 will be in conflict with 11x7
At line 53 changed one line
| 0 | Adafruit | VL53L0X Time of Flight Distance Sensor | 0x29 | range 50-1200mm (2m on long range)
| 1 | Pimoroni | [AS7262 6-channel Spectral Sensor (Spectrometer)|https://shop.pimoroni.com/products/as7262-6-channel-spectral-sensor-spectrometer-breakout] | 0x49 | 6 spectral channels (450, 500, 550, 570, 600, 650nm)
At line 63 added 3 lines
† jumper selectable
‡ software configurable
This page (revision-21) was last changed on 2021-11-21 04:33 by Murray AltheimTop