I don't have a logic analyzer or oscilloscope.
lsmod
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Module Size Used by
cmac 3134 1
bnep 11949 2
hci_uart 21222 1
btbcm 7917 1 hci_uart
bluetooth 376017 24 hci_uart,bnep,btbcm
spidev 7034 2
brcmfmac 269955 0
brcmutil 9911 1 brcmfmac
cfg80211 527260 1 brcmfmac
rfkill 21373 6 bluetooth,cfg80211
snd_bcm2835 23131 0
snd_pcm 97889 1 snd_bcm2835
snd_timer 22706 1 snd_pcm
snd 68784 3 snd_timer,snd_bcm2835,snd_pcm
i2c_bcm2835 6433 0
spi_bcm2835 7424 0
bcm2835_gpiomem 3791 0
uio_pdrv_genirq 3718 0
uio 10166 1 uio_pdrv_genirq
fixed 3029 0
i2c_dev 6642 0
i2c_bcm2708 5740 0
ip_tables 12512 0
x_tables 20921 1 ip_tables
ipv6 384901 20
cat /boot/config.txt
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# For more options and information see
# http://rpf.io/configtxt
# Some settings may impact device functionality. See link above for details
# uncomment if you get no picture on HDMI for a default "safe" mode
#hdmi_safe=1
# uncomment this if your display has a black border of unused pixels visible
# and your display can output without overscan
#disable_overscan=1
# uncomment the following to adjust overscan. Use positive numbers if console
# goes off screen, and negative if there is too much border
#overscan_left=16
#overscan_right=16
#overscan_top=16
#overscan_bottom=16
# uncomment to force a console size. By default it will be display's size minus
# overscan.
#framebuffer_width=1280
#framebuffer_height=720
# uncomment if hdmi display is not detected and composite is being output
#hdmi_force_hotplug=1
# uncomment to force a specific HDMI mode (this will force VGA)
#hdmi_group=1
#hdmi_mode=1
# uncomment to force a HDMI mode rather than DVI. This can make audio work in
# DMT (computer monitor) modes
#hdmi_drive=2
# uncomment to increase signal to HDMI, if you have interference, blanking, or
# no display
#config_hdmi_boost=4
# uncomment for composite PAL
#sdtv_mode=2
#uncomment to overclock the arm. 700 MHz is the default.
#arm_freq=800
# Uncomment some or all of these to enable the optional hardware interfaces
#dtparam=i2c_arm=on
#dtparam=i2s=on
dtparam=spi=on
dtoverlay=spi0-hw-cs
# Uncomment this to enable the lirc-rpi module
#dtoverlay=lirc-rpi
# Additional overlays and parameters are documented /boot/overlays/README
# Enable audio (loads snd_bcm2835)
dtparam=audio=on
# Enable UART
enable_uart=1
dtparam=i2c_arm=on
dtparam=i2c=on
dtparam=i2c_arm_baudrate=100000
ls /dev/spi*
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/dev/spidev0.0 /dev/spidev0.1
cat /etc/os-release
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PRETTY_NAME="Raspbian GNU/Linux 9 (stretch)"
NAME="Raspbian GNU/Linux"
VERSION_ID="9"
VERSION="9 (stretch)"
ID=raspbian
ID_LIKE=debian
HOME_URL="http://www.raspbian.org/"
SUPPORT_URL="http://www.raspbian.org/RaspbianForums"
BUG_REPORT_URL="http://www.raspbian.org/RaspbianBugs"
Please help. I need to get this working ASAP.