; UNFINISHED

; pin 21 (per-pic-led, RD2/PSP2/C1IN) states: high H = green, low L = red, float Z = black

        include         /usr/share/gputils/header/p18f458.inc
	include		../iwjpictest/clockvaries.inc

	code
start
; initial config
        bcf     TXSTA,6,0	; p181, set 8-bit mode
  	bsf	TXSTA,5,0	; transmit enable
	bcf	TXSTA,4,0	; asynchronous mode
        bsf	RCSTA,7,0	; serial port enable (p182)
	bsc_txsta_brgh		; set high or low baud rate

; set SPBRG to get correct baud rate
	movlw_movwf_spbrg

; set pin 24 to low (transmission allowed from computer)



main
; set current letter to a
loop
; check whether allowed to transmit (check pin 27 low)
; add current letter to TXREG
; check current letter - if z, go to main; if <z, increment












	end