STS 7.0

Moving cursor:
CURSOR ([CS+5/6/7/8/9])
[cs3] - Page Up
[cs4] - Page Down
[ss8] - Scroll up
[ss9] - Scroll down

Edit mode
CURSOR ([cs5]-left, [cs8]-right)
[cs6] - down
[cs2] - CAPS LOCK
[cs0] - BACKSPACE
[Break] - CANCEL
[ENTER] - enter :)

Panels managing
[cs1] - switch SCR
[ss3] - switch Dec/Hex
[ss4] - switch Disasm/List(dump)
[ss5] - switch on/of labels.
[cs+ss] - disk menu.
[Q] - Quit.
[I] - Fill block.
[O] - Copy block.
[L] - Load file.
[S] - Save file.
[ssL] - Load sectors,
[ssS] - Save sectors.
[R] - Set Resident address. (by default=23698).
[B] - Set Bank.
[ss1] - set current disk drive
[M] - Set MemAdr.
[F] - Find.
[N] - find Next.
[ssM] - MemAdr=PC.
[P] - sets MemAdr to addr under corsor.
[ssP] - Return to old MemAdr.
[A,1/2/3/4/5] - store MemAdr in one of five buffers.
[1/2/3/4/5] - restore MemAdr from one of buffers.
[ssN] - DumpAdr=SP
[V] - DumpAdr=cursor
[Z] - PC=cursor
[E] - switch RAM (BASIC/DOS).
[W] - Write break point.(3 bytes).
[ssK] - Jump to PC with Screen 1
[ssJ] - Jump to PC with Screen 0
[ssZ] - Step command.
[ssX] - Step command with Run CALL.
[ssT] - Run+Break.
[U] - user STS bank.
[ssU] - Call User subroutine.
[J] - Jump Adr.
[C] - Call Adr.
[Т] - Trace.
[D] - Disasm To Disk.