Olimex-8-x-8-LED-Matrix-For-Texas-Instruments-Launchpad-Olimex-MSP430-LED8x 8BOOSTER-The-Olimex-MSP430-LED8x 8 Booster-is-a-64-LED-matrix-which-is-plug-compatible-with-the-Texas-Instruments-MSP-EXP430G2-Launch Pad-73-4724-Additional-modules-can-be-plugged-together-to-form-a-longer-strip-via-a-5-pin-connector-which-carries-serial-row-&-column-data-Olimex-MSP430-LED8x 8BOOSTER-MSP430-TI-Launchpad-8x 8-LED-Matrix-Mic-&-Buzzer