MSP430G2 MSP430FR4233 (PDIP20) P1.0 RED LED RED LED P1.1 (UART) GREEN LED P1.2 (UART) P1.3 SW2 P1.4 <> <> P1.5 <> <> P1.6 GREEN LED P1.7 <> <> P2.0 (XOUT) P2.1 (XIN) P2.2 P2.3 SW1 P2.4 <> <> P2.5 <> <> P2.6 (XIN) P2.7 (XOUT) SW2