tools/bq_test_data_read_1

   1 #!/bin/sh
   2 #returns 1 byte from addr ${1} of data space
   3
   4 if [ -z "${1}" ]; then
   5         echo "returns 1 byte from ADDR of data space" >&2
   6         echo "Usage:" >&2
   7         echo "  ${0} <addr>" >&2
   8         exit
   9 fi
  10
  11 ADDR=$((${1}))
  12
  13 LOW=`printf 0x%02x $((${ADDR} & 0xff ))`
  14 HIGH=`printf 0x%02x $((${ADDR} >> 8 ))`
  15
  16 . ./i2c_config.sh
  17
  18 #i2ctransfer -y ${SMB_IFACE} w3@${SMB_ADDR} 0x40 ${LOW} ${HIGH}
  19 #i2ctransfer -y ${SMB_IFACE} w1@${SMB_ADDR} 0x42 r1@${SMB_ADDR}
  20
  21 smb_init
  22 smb_write 3 0x40 ${LOW} ${HIGH}
  23 smb_commit
  24
  25 smb_init
  26 smb_write 1 0x42
  27 smb_read 1
  28 smb_commit