V+  0  1
V+  258  2
V+  727  3
V+  810  4
V+  815  5
V+  1138  6
V+  1607  7
V+  1690  8
V+  1695  9
V-  172  1
V-  259  2
V-  728  3
V-  811  4
V-  1052  5
V-  1139  6
V-  1608  7
V-  1691  8
V-  1802  3
S+  21  1
S+  901  2
S+  1781  3
S-  838  1
S-  1718  2
S-  1802  3
S-  1802  




Htotal is 880 = (1781-901)


First pixel merged with border so V- at 172 => 171
Last pixel is 810
Hactive 640

hsync start at 667
hsync end at 730