#!/bin/sh

. ./Common


USB_ID=20b7:1540
CLOCK_DRIFT_PPM=50


enumerate()
{
	step "Enumeration"
	cmd "usbwait -t 5 $USB_ID && echo okay"
	expect okay
}


led()
{
#
#		BBBBBBBB CCCCCCCC DDDDDDDD
#		01234567 01234567 01234567
#
#		-xxxS-L- -x-----n InMM-S--     
#		    T E         R RSIO C
#
	step "LED"
	cmd "echo >/dev/tty;						\
		echo 'Press [P]ass if the LED blinks, [F]ail if not'	\
		  >/dev/tty;						\
		atrf-gpio -c -p						\
                xxxxxx1x.xxxxxxxx.xxxxxxxx				\
		delay=50						\
                xxxxxx0x.xxxxxxxx.xxxxxxxx				\
		delay=200"
	doit
}


gpio_usb()
{
	# P_ON state (after reset; transceiver pull-up/downs active)

#
#		BBBBBBBB CCCCCCCC DDDDDDDD
#		01234567 01234567 01234567
#
#		-xxxS-L- -x-----n InMM-S--     
#		    T E         R RSIO C
#
# Pull in P_ON      v           ^ -^-v v
#

	step "GPIO scan (P_ON)"
	cmd "$LOCAL_EXEC atrf-gpio -d $LOCAL_DUT -p \
		HHHHoHxH.HxHxHxHh.ohzoHoHH	'# reset state (H)'	\
		HHHH0HxH.HxHxHxHh.ohzoHoHH	'# test SLP_TR (0)'	\
		HHHHoH0H.HxHxHxHh.ohzoHoHH	'# test LED (0)'	\
		HHHHoHxH.HxHxHxHh.LhzoHoHH	'# test IRQ_RF (0)'	\
		HHHHoHxH.HxHxHxHh.o0zoHoHH	'# test nSEL (0)'	\
		HHHHoHxH.HxHxHxHh.ohz0HoHH	'# test MOSI (0)'	\
		HHHHoHxH.HxHxHxHh.ohzoH0HH	'# test SCLK (0)'	\
		0000o0x0.0x0x0x0h.ohzo0o00	'# reset state (0)'	\
		000010x0.0x0x0x0h.ohzo0o00	'# test SLP_TR (1)'	\
		0000o010.0x0x0x0h.ohzo0o00	'# test LED (1)'	\
		0000o0x0.0x0x0x0h.o1zo0o00	'# test nSEL (1)'	\
		0000o0x0.0x0x0x0h.ohz10o00	'# test MOSI (1)'	\
		0000o0x0.0x0x0x0h.ohzo0100	'# test SCLK (1)'"
	doit

	# TRX_OFF state (transceiver pull-up/downs inactive)

	#	-xxxS-L- -x-----n InMM-S--     
	#	    T E         R RSIO C

	step "GPIO scan (TRX_OFF)"
	cmd "$LOCAL_EXEC atrf-gpio -d $LOCAL_DUT \
		HHHH0HzH.HxHxHHHh.oHzHHHHH	'# TRX_OFF state (H)'	\
		HHHH0H0H.HxHxHHHh.oHzHHHHH	'# test LED'		\
		HHHH0HzH.HxHxHHHh.o0zHHHHH	'# test nSEL'		\
		HHHH0HzH.HxHxHHHh.oHz0HHHH	'# test MOSI'		\
		HHHH0HzH.HxHxHHHh.oHzHH0HH	'# test SCLK'"
	doit

	# INT

	#	-xxxS-L- -x-----n InMM-S--     
	#	    T E         R RSIO C

	step "GPIO scan (INT)"
	cmd "$LOCAL_EXEC atrf-gpio -d $LOCAL_DUT -p	\
		xxxxxxxx.xxxxxxxx.oxxxxxxx	'# reset state'		\
		0x04=1				'# IRQ_POLARITY = 1'	\
		xxxxxxxx.xxxxxxxx.hxxxxxxx	'# test INT (1)'	\
		xxxxxxxx.xxxxxxxx.h0xxxxxx	'# test INT (2)'	\
		xxxxxxxx.xxxxxxxx.h1xxxxxx	'# restore nSEL'	\
		0x04=0				'# IRQ_POLARITY = 0'	\
		xxxxxxxx.xxxxxxxx.o1xxxxxx	'# test INT again'"
	doit

	# SLP_TR

	#	-xxxS-L- -x-----n InMM-S--     
	#	    T E         R RSIO C

	step "GPIO scan (SLP_TR)"
	cmd "$LOCAL_EXEC atrf-gpio -d $LOCAL_DUT			\
		02=9 delay			'# enter PLL_ON'	\
		02:9/0x1f			'# verify state'	\
		frame				'# one-byte frame'	\
		0xf:				'# clear interrupts'	\
		0xe=8				'# enable TRX_END intr'	\
		xxxxxxxx.xxxxxxxx.oxxxxxxx	'# confirm INT'		\
		slp_tr delay			'# send frame'		\
		xxxxxxxx.xxxxxxxx.hxxxxxxx	'# check INT'"
	doit

	# nRST

	step "GPIO scan (nRST)"
	cmd "$LOCAL_EXEC atrf-gpio -d $LOCAL_DUT			\
		02:8/0x1f			'# verify TRX_OFF'	\
		reset				'# reset transceiver'	\
		02:0/0x1f			'# verify P_ON'"
	doit
}


xtal_usb()
{
	step "Crystal frequency"
	cmd "$LOCAL_EXEC atrf-xtal -d $LOCAL_DUT -p $CLOCK_DRIFT_PPM"
	expect_re ppm   # we catch any problems via the exit code
}


begin usb.profile
enumerate
led
# power ?
gpio_usb
identify
xtal_usb
spectrum
transmit