Control Of The Special Use Output Port - Epson E0C6001 Technical Manual

E0C6001 TECHNICAL SOFTWARE
Control of the spe-
cial use output port
Table 3.3.2
Special output
Address
(0F3H)
Fig. 3.3.1
Structure of output ports
R00, R01
II-20
In addition to the regular DC, special output can be selected
for output ports R00 and R01, as shown in Table 3.3.2.
Figure 3.3.1 shows the structure of output ports R00 and
R01.
Pin Name
R00
R01
Register
(R01)
BUZZER
Register
(R00)
When Special Output is Selected
FOUT or BUZZER
BUZZER
BUZZER
FOUT
Mask option
R01
R00