fix bug in CPM_DISPLAY_TEXT
fix bug in CPM_DISPLAY_TEXT

tybtab/dosenet-raspberrypi,yarocoder/dosenet-raspberrypi,tybtab/dosenet-raspberrypi,cllamb0/dosenet-raspberrypi,yarocoder/dosenet-raspberrypi,cllamb0/dosenet-raspberrypi,bearing/dosenet-raspberrypi,bearing/dosenet-raspberrypi