Sony FCB-ER8550 - Page 20

FCB-ER8550/CR8550(GB) D-201-100-12(1)
20
Update procedure (USB)
Reboot
CMD_GET_STATE
ERR_OK (CURSTAT_PRE_INIT)
CMD_INIT
ERR_OKP
CMD_CHK_GUARD
ERR_OK (STAT_OK)
CMD_QUERY_VERSION
ERR_OK
CMD_SWITCH_MODE
ERR_OK (STAT_OK)
HOST FCB
Error occurrence patterns
The update (UART) error patterns are as follows.
UART update-error 1
HOST FCB
Reboot
CMD_GET_STATE
ERR_OK (CURSTAT_PRE_SWITCTMODE)
CMD_CHK_GUARD
ERR_OK (STAT_OK)
CMD_WRITE_FIRM
ERR_OK (STAT_BUSY)
ERR_OK (STAT_BUSY)
CMD_WRITE_FIRM
CMD_WRITE_FIRM
ERR_OK (STAT_OK)
CMD_COMPLETE
FCB
Reboot
Reboot
ready
updater mode
different versions
application mode
VISCA
HOST
VISCA
xmodem
H/W RePower
Error
erroroccurs
Different versions