Int 15 Fn 12  - Topview - Send Message - "write" - Write To Object         [Q]

   AH = 12h
   BH = 05h
   BL = object
       00h handle is DWORD on top of stack
       timer: start timer to end at a specified time
       keyboard: add input buffer to queue
       pointer: move pointer icon to specified position
       02h send message by value/status=0 to mbox (task's handle on stack)
       03h send message by value/status=0 to current task's mailbox
       04h add input buffer to KEYBOARD queue (handle on top of stack)
       05h add input buffer to task's default KEYBOARD queue
       06h add an object to OBJECTQ (handle on top of stack)
       07h add an object to task's default OBJECTQ
   STACK: (if mailbox)  DWORD length
                DWORD address
          (if keyboard) DWORD status (scan code in keystroke mode)
                DWORD length (should be 1 in keystroke mode)
                DWORD address
          (if objectq)  DWORD handle of object to add
          (if timer)    DWORD 1/100ths seconds since midnight (actually
                  only accurate to 1/18 sec)
          (if pointer)  DWORD column relative to origin of window
                DWORD row relative to origin of window

Notes: under DV 2.2+, failed mailbox writes may return CF set (see AX=DE15h)
   the data and status written to a keyboard object must match the format
     returned by the keyboard object in the current mode
   the pointer position is scaled according to the current scaling factors

See Also: AH=12h/BH=04h,AH=12h/BH=85h