-- back
var bit gp2d12pin is pin_a1
var bit photolpin is pin_a2
var bit photorpin is pin_a3
var bit polbinh is pin_a5
var bit cny70pin is pin_b0
var bit vpulse is pin_b1
var bit polecho is pin_b2
var bit ppulse is pin_b3
var bit mf is pin_b6
var bit mr is pin_b7
var bit irsensorl is pin_c3
var bit irledf is pin_c4
var bit frontled is pin_c5
var bit irsensor is pin_d0
var bit irsensorr is pin_d1
var bit breakled is pin_d2
var bit irledr is pin_d3
var bit polinit is pin_d4
var bit spulse is pin_d5
var bit testled is pin_d7
var bit bumperr is pin_e0
var bit bumperl is pin_e1
-- var bit soundpin is pin_c1
-- var bit pwmpin is pin_c2


pin_a4_direction = output
pin_a5_direction = output
pin_b0_direction = input
pin_b1_direction = output
pin_b2_direction = input
pin_b3_direction = output
pin_b4_direction = input
pin_b5_direction = input
pin_b6_direction = output
pin_b7_direction = output
pin_c3_direction = input
pin_c4_direction = output
pin_c5_direction = output
pin_d0_direction = input
pin_d1_direction = input
pin_d2_direction = output
pin_d3_direction = output
pin_d4_direction = output
pin_d5_direction = output
pin_d6_direction = input
pin_d7_direction = output
pin_e0_direction = input
pin_e1_direction = input


-- old steering
-- var bit cright is pin_d5
-- var bit cleft is pin_d4
-- var bit senable is pin_b5
-- var bit sleft is pin_b3
-- var bit sright is pin_b4
-- var bit osenable is pin_b5
-- var bit osleft is pin_b3
-- var bit osright is pin_b4
-- osenable = low
-- osleft = low
-- osright = low