AB Electronics

AB Electronics
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9 Items

8 x 17-bit 0 to 5V Single Ended Inputs
On-Board Programmable Gain Amplifier (PGA): Gains of 1, 2, 4 or 8
On-board 2.048V reference voltage (Accuracy ± 0.05%, Drift: 15 ppm/°C)
Single Ended full-scale range of 5.0V
Based on the MCP3424 from Microchip Technologies Inc
Mounting holes for use with the AB Electronics UK mounting kits (sold separately)
Stackable with other Raspberry Pi accessory boards.
Control the Raspberry Pi over RS232 or connect to external serial accessories.
RS232 Master Port.
2C address selection via solder jumpers.
External 5V power input for 1-Wire® interface.
Buffered 5V I2C port.
Stackable with other Raspberry Pi accessory boards.
1-Wire® to I2C host interface with ESD protection diode.
Polarity Inversion register to configure the polarity of the input port data
Configurable interrupt source - Interrupt-on-change from configured register defaults or pin changes
INTA and INTB can be configured to operate independently or together
Configurable interrupt output pins - Configurable as active-high, active-low or open-drain
Based on the MCP23017 from Microchip Technologies Inc
16-channel, 12-bit PWM controller for the Raspberry Pi
Output frequency is programmable from a typical 40Hz to 1000Hz
The PCA9685 contains 5 I2C address selection pins
1-Wire® to I2C host interface with ESD protection diode
Stackable with other Raspberry Pi accessory boards
Buffered 5V I2C port
External 5V power input for 1-Wire® interface
I2C address selection via solder jumpers
Polarity Inversion register to configure the polarity of the input port data
Configurable interrupt source - Interrupt-on-change from configured register defaults or pin changes
INTA and INTB can be configured to operate independently or together
Configurable interrupt output pins - Configurable as active-high, active-low or open-drain
Based on the MCP23017 from Microchip Technologies Inc
Mounting holes for use with the AB Electronics UK mounting kits (sold separately)
Stackable with other Raspberry Pi accessory boards.
Use the Raspberry Pi to control external RS-485 devices.
Up to 250 kbps transfer rate.
RS-485 Half Duplex Port.
Real time Clock (RTC) with CR2032 battery holder.
2 channel 12 bit resolution digital to analogue output (DAC)
8 channel 12 bit resolution analogue input (ADC)
16 channel digital input / outputs
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9 Items