This example shows a FRDM-KL46Z interfacing with a Bluetooth-serial board BT_BOARD V1.05, it uses FREEMASTER to graph temperature and light sensor variables.
Check how to connect, configure Bluetooth, and freemaster in attached document
FRDM-KL46Z-Bluetooth-Freemaster.zip contains
srec file
firmware
fremaster project (.pmp)
Luis