btg_fa PORTC,0 ; toggle booster output pin
bt_fa_if0 PORTC,0
bra decide_next_bit
- bra mid_bit
-
-
+ ; we're in mid-bit:
; if transition was 0->1 then we are mid-bit, so copy transmitbit to
; nextaction in preparation for 2nd half of bit and then return
-mid_bit
debug 'm' ; write 'm' to serial port
bt_fa_if1 nmractrl,transmitbit
bs_fa nmractrl,nextaction