android - How to send a keystroke through adb during a phone call? -

android - How to send a keystroke through adb during a phone call? -

i able utilize adb manage process of phonecall (primarily have cracked screen , cannot see anything).

i know can initiated phonecall through:

adb shell start -a android.intent.action.call -d tel:1234567890

similarly know can utilize key events end call:

adb shell input keyevent keycode_endcall

however have run issues when voicemail asks "press 1 hear message, 2 settings, etc".

i hoping next command work:

adb shell input keyevent keycode_1

or @ to the lowest degree following:

adb shell sendevent /dev/input/event0 1 2 1 adb shell sendevent /dev/input/event0 1 2 0

however voicemail not recognise selection , repeats message. have no way validate visually have no access screen.

any suggestions?

thanks help.

references:

making phone call through adb how create phone call via pc adb command on android? input event , events' list adb shell input events send event https://groups.google.com/forum/?fromgroups=#!topic/android-beginners/il2pqskrfni

during phone call need switch "dialpad" tab in order able send dtmf codes

android events call adb dtmf