Gravity: I2C ADS1115 16-Bit ADC Module
16-bit ADC module using ADS1115, communicates over I2C, supports 3.3–5V. Reads 4 analog channels; up to 8 channels are accessible by cascading modules.
Pinout
- VCCBoard overview table label VCC
Power input for the ADS1115 Gravity I2C ADC module.
Type · PowerVoltage · 3.3V-5.0V - GNDBoard overview table label GND
Power ground for the module.
Type · GroundVoltage · 0V - SCLBoard overview table label SCL / C
I2C bus clock line.
Type · I2C - SDABoard overview table label SDA / D
I2C bus data line.
Type · I2C - A0Analog input group A, channel A0
Analog input channel 0.
Type · AnalogVoltage · 0V to VCC, must be less than VCC + 0.3V - A1Analog input group A, channel A1
Analog input channel 1.
Type · AnalogVoltage · 0V to VCC, must be less than VCC + 0.3V - A2Analog input group A, channel A2
Analog input channel 2.
Type · AnalogVoltage · 0V to VCC, must be less than VCC + 0.3V - A3Analog input group A, channel A3
Analog input channel 3.
Type · AnalogVoltage · 0V to VCC, must be less than VCC + 0.3V - ADDRBoard overview table label ADDR / on-board address switch
I2C address selection switch, selecting address 0x48 or 0x49 for cascading two modules.
Type · Control
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| VCC | Board overview table label VCC | Power | Power input for the ADS1115 Gravity I2C ADC module. | 3.3V-5.0V |
| GND | Board overview table label GND | Ground | Power ground for the module. | 0V |
| SCL | Board overview table label SCL / C | I2C | I2C bus clock line. | |
| SDA | Board overview table label SDA / D | I2C | I2C bus data line. | |
| A0 | Analog input group A, channel A0 | Analog | Analog input channel 0. | 0V to VCC, must be less than VCC + 0.3V |
| A1 | Analog input group A, channel A1 | Analog | Analog input channel 1. | 0V to VCC, must be less than VCC + 0.3V |
| A2 | Analog input group A, channel A2 | Analog | Analog input channel 2. | 0V to VCC, must be less than VCC + 0.3V |
| A3 | Analog input group A, channel A3 | Analog | Analog input channel 3. | 0V to VCC, must be less than VCC + 0.3V |
| ADDR | Board overview table label ADDR / on-board address switch | Control | I2C address selection switch, selecting address 0x48 or 0x49 for cascading two modules. |
Pin details
9 connections- VCCBoard overview table label VCC
Power input for the ADS1115 Gravity I2C ADC module.
PowerVoltage · 3.3V-5.0V - GNDBoard overview table label GND
Power ground for the module.
GroundVoltage · 0V - SCLBoard overview table label SCL / C
I2C bus clock line.
I2C - SDABoard overview table label SDA / D
I2C bus data line.
I2C - A0Analog input group A, channel A0
Analog input channel 0.
AnalogVoltage · 0V to VCC, must be less than VCC + 0.3V - A1Analog input group A, channel A1
Analog input channel 1.
AnalogVoltage · 0V to VCC, must be less than VCC + 0.3V - A2Analog input group A, channel A2
Analog input channel 2.
AnalogVoltage · 0V to VCC, must be less than VCC + 0.3V - A3Analog input group A, channel A3
Analog input channel 3.
AnalogVoltage · 0V to VCC, must be less than VCC + 0.3V - ADDRBoard overview table label ADDR / on-board address switch
I2C address selection switch, selecting address 0x48 or 0x49 for cascading two modules.
Control
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