Oki IP-6620 - 8.9 Engine Control Firmware; 8.9.1 Function block

OKI Data Infotech Corporation CONFIDENTIAL
Chapter 8 Operation Mechanism
8-31
8.9 Engine Control Firmware
8.9.1 Function block
The following block diagram shows the USB/engine firmware functions.
USB
interface
Maintenance
SIO
USB driver
Maintenance
driver
Flash driver
Flash memory
Various actuators
Ink IC chip
Various sensors
Sensor
monitoring task
Ink IC chip
driver
Mechanical
control driver
Print task
Setup task
Operation panel
driver
Operation
panel
Error monitoring
task
Temperature
correction task
Thermistor