Table of Contents
Advertisement
Circuit
Color Head
70°C
• HEAD DETECTION CIRCUIT
Ink cartridge has 8-bit mask ROM I.D. to check the
type of cartridge. In order to detect the head, HSM
signal is used as ENABLE signal and BA3 signal
as START & STOP BIT, and BA1 and BA2 as clock
signal of each bit, and ID signal in the cartridge is
4-18
Fig.4-2-3 Temperature around Color Head
Fig.4-2-4 HEAD DETECTION TIMING DIAGRAM
put in HEAD-DATA port of KS32C6400 through
BSF line. With each bit
controlled, 8bit I.D data is read and STOP bit is put
out of BA3(LOAD) port. Then it finishes.
Advertisement
Chapters
Table of Contents
