Motorola G24 Guide Developer's Manual page 397

The following table shows the +MKPD parameters.
Example
AT+CMER=0,2,0,0,0
AT+MKPD=m,1//Emulate pressing the MENU button
OK
+CKEV: "M",1 //If +CMER is configured to echo and phone not locked
AT+MKPD=m,0//Emulate releasing the MENU button
OK
+CKEV: "M",0
December 31, 2007
Table 3-205: +MKPD Parameters
<Parameter>
<state>
Key press state
0 Release
1 Press
<key>
Virtual keycodes, described in
AT Commands Reference Manual
Chapter 3: AT Commands Reference
Description
Table 3-204.
3-313