0101-10 10100 2 U4+U=0 KVL: m2 U2+D4-D5=0 m3U1+D3+D=0 1000-1 or MD,=0          − − = • 1 0 1 0 0 1 0 1 0 1 1 0 1 0 0 0 1 1 M      + + = + − = − + = 0 0 0 : 3 1 3 6 2 2 4 5 1 1 5 6          m m m KVL           =                             − − 0 0 0 1 0 1 0 0 1 0 1 0 1 1 0 1 0 0 0 1 1 6 5 4 3 2 1       • • • or Mb = 0 1 2 3 4 5 6 m1 m2 m3