more sequences

docs/sequences/can.md

@@ -0,0 +1,10 @@
+# Cancel Parsing
+
+|     |   |
+| --- | --- |
+| Text |        |
+| Hex  | `0x18` or `0x1A`  |
+
+Cancels sequence parsing. Any partially completed sequence such as `ESC`
+can send `0x18` and revert back to an unparsed state. The sequence characters
+up to that point are discarded.

docs/sequences/cr.md

@@ -0,0 +1,13 @@
+# Carriage Return
+
+|     |   |
+| --- | --- |
+| Text |        |
+| Hex  | `0x0D`   |
+
+Moves the cursor to the left-most column and resets any pending wrap flags.
+
+## TODO
+
+  * Integration with left/right scrolling margins
+  * Integration with origin mode

docs/sequences/ff.md

@@ -0,0 +1,8 @@
+# Form Feed
+
+|     |   |
+| --- | --- |
+| Text |        |
+| Hex  | `0x0C`   |
+
+Equivalent to [linefeed](lf.md).