commit 55f70dea1d496cce82b1a519c0236c28c0d5aed0 Author: Michaelangel007 Date: Sun Jan 24 08:53:20 2016 -0700 Readme diff --git a/README.md b/README.md new file mode 100644 index 0000000..e014271 --- /dev/null +++ b/README.md @@ -0,0 +1,46 @@ +#Apple 2 HGR BYTE Inspector + +Keys: + + ESC Quit + G Toggle fullscreen + + I Move cursor up + J Move cursor left + K Move cursor right + L Move cursor down + + ^I Move cursor to col 0 + ^J Move cursor to col 39 + ^K Move cursor to row 0 + ^L Move cursor to row 191 + RET Center cursor + + 0..9 "Append" hex nibble to cursor byte + A..F + + ! Toggle bit 0 + @ Toggle bit 1 + # Toggle bit 2 + $ Toggle bit 3 + % Toggle bit 4 + ^ Toggle bit 5 + & Toggle bit 6 + * Toggle bit 7 (high bit) + SPC Toggle high bit of byte (bit 7) + ( Set byte to $FF (Shift-9) + ) Clear byte to $00 (Shift-0) + ` Flip all bits + ~ Flip all bits + + , Shift byte left (with zero) + . Shift byte right (with one ) + < Shift byte left (with zero) + > Shift byte right (with one ) + [ Rotate byte left + ] Rotate byte right + + - Save cursor byte to temporary + = Set cursor byte from temporary + +