1x - LM358 Dual operational Amplifier
we recommend soldering a 33 μF or larger electrolytic capacitor close to the regulator between VIN and GND
2x ultra-bright round 8x8 white matrices
but if you pull the cap off
* 6 dedicated IO for SPI Flash (supporting XIP)
MB7568 SCXL-MaxSonar-WRML SF_XBee Boards 1x - LM358 Dual operationalFeatures of the weather resistant MB7568, SCXL MaxSonar WRML, include the reduced impact of condensation and frost when running continuously in closed or high moisture environments, millimeter resolution, short to long distance detection, range information from 500mm to 9999mm to the target with the largest acoustic return, a 0. 6 Hz read rate, and various output options: pulse width, analog voltage, and RS232 serial. The MB7568 from the SCXL MaxSonar