IN16C1054
Table 19: Page Select Register Description
Bit
Symbol
Description
7:1
PSR[7:1] Access Key.
When writing data on PSR to change page, Access Key must be
correspondent. If the value of PSR[7:1] is ‘1010_010’, data is
written on PSR[0] and page can be selected. If PSR[7:1] is read, it
reads ‘0000_000’ which is irrespective of Access Key.
Page Select.
0
PSR[0]
0 : Page 3 is selected (default).
1 : Page 4 is selected.
7.18 Auto Toggle Control Register (ATR, Page 3)
ATR controls the signals for controlling input/output signals when using Line Interface as
RS422 or RS485, so eliminates additional glue logic outside. Table 20 shows ATR bit
settings.
Rev. 00
IKSEMICON [ IK SEMICON CO., LTD ]
