Range Finder Istra24

• EK2_ALT_SOURCE=1 OR EK3_RNG_USE_HGT=70 (4.5.4)
• RNGFND1_TYPE=8
• RNGFND1_ORIENT=25
• RNGFND1_MAX_CM=5000
• SERIAL2_BAUD=115 （TELEM2; Can be set to other SERIAL）
• SERIAL2_PROTOCOL=9

sonar range