currently only collecting informations
i2c-init i2c. \ init i2c and display avaiable devices
$70 i2c-addr $21 >i2c 0 i2c-xfer \ set oscilator on (bit 0)
$70 i2c-addr $20 >i2c 0 i2c-xfer \ standby (lowest current)
$70 i2c-addr $80 >i2c 0 i2c-xfer \ set display off
$70 i2c-addr $81 >i2c 0 i2c-xfer \ set display on
$70 i2c-addr $83 >i2c 0 i2c-xfer \ set display on, blink 2Hz
$70 i2c-addr $85 >i2c 0 i2c-xfer \ set display on, blink 1Hz
$70 i2c-addr $87 >i2c 0 i2c-xfer \ set display on, blink 0,5Hz
$70 i2c-addr $EF >i2c 0 i2c-xfer \ set max brightness (bit 0-3)
$70 i2c-addr $E0 >i2c 0 i2c-xfer \ set min brightness
$70 i2c-addr $00 >i2c $FF >i2c 0 i2c-xfer \ first digit 8 segments for "7-segment"
$70 i2c-addr $01 >i2c $FF >i2c 0 i2c-xfer \ first digit other 8 segments
$70 i2c-addr $02 >i2c $FF >i2c 0 i2c-xfer \ second digit 8 segments for "7-segment"
$70 i2c-addr $03 >i2c $FF >i2c 0 i2c-xfer \ second digit other 8 segments
$70 i2c-addr $04 >i2c $FF >i2c 0 i2c-xfer \ third digit 8 segments for "7-segment"
$70 i2c-addr $05 >i2c $FF >i2c 0 i2c-xfer \ third digit other 8 segments
$70 i2c-addr $06 >i2c $FF >i2c 0 i2c-xfer \ fourth digit 8 segments for "7-segment"
$70 i2c-addr $07 >i2c $FF >i2c 0 i2c-xfer \ fourth digit other 8 segments
words need to be writen :)
- SDA and SCl need pullup via 10k resistor (if other i2c devices are connected, most often they already have it)