Difference between revisions of "SPI-POTX2"
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*** SPI Serial Interface (10 MHz, modes 0,0 & 1,1) | *** SPI Serial Interface (10 MHz, modes 0,0 & 1,1) | ||
*** High-Speed Read/Writes to wiper register | *** High-Speed Read/Writes to wiper register | ||
| + | *** 10 MHz (max SPI speed) | ||
* 2.7V to 5.5V | * 2.7V to 5.5V | ||
* Daisy-chain I2C connector | * Daisy-chain I2C connector | ||
Revision as of 16:22, 1 January 2020
Contents
Features
- Dual Digital potentiometer
- MCP4231 Digital Pot
- 7-bit: 128 Resistors (129 Steps)
- Zero Scale to Full Scale Wiper operation
- 10K
- Power on reset to half wiper value
- SPI Interface
- SPI Serial Interface (10 MHz, modes 0,0 & 1,1)
- High-Speed Read/Writes to wiper register
- 10 MHz (max SPI speed)
- 2.7V to 5.5V
- Daisy-chain I2C connector
- 49x49mm form factor
- (4) #4-40 mounting holes
- Daisy-chain connectors
Connectors
J1, J3 - SPI connector
- MISO
- +V
- SCK
- MOSI
- SS
- GND
J2 - SPI Connector
- Matches Arduino SPI connector pinout
- MISO
- +V
- SCK
- MOSI
- SS
- GND
POT0, POT1
- GND
- B SIDE
- WIPER
- A SIDE
- +V
