lc89052t Sanyo Semiconductor Corporation, lc89052t Datasheet - Page 25

• Manufacturer Part Number: lc89052t
• Description: Digital Audio Interface Receiver
• Manufacturer: Sanyo Semiconductor Corporation

8.7.2 Microcontroller interface register output (Example of signals that control switching of Digital data input)
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UGPI , when used as a microcontroller interface register output, can be used as a control signal that switches the
When increasing the number of digital data input systems, an peripheral circuit such as an input selector and a control
Note that after a reset, the initial value of GPIDAT is set to "1", so high level is output from
digital data input.
signal for that selector is required. The number of digital data input ports can be increased to two systems without
having to provide a control signal from the microcontroller by using the
initial value of the switching signal is high level.
Figure 8.13
LC89052T
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UGPI Output Example (Signal that controls the switching of data input)
RXIN
UGPI
LC89052T
SW
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UGPI output.
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UGPI . Be aware that the
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