Serial Interface - Toshiba TC9314F Manual

Cmos digital integrated circuit silicon monolithic

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Serial Interface

The serial interface is a serial I/O port for receiving and sending 4 bit or 8 bit data in sync with either an

internal or external serial clock. The interface uses the SI, SO, and SCK pins. The interface can be used to

communicate with devices such as microcontrollers or other LSIs.

1. Serial Interface Control Port, Data Port

Note 43: The serial input data are accessed directly from the shift register. The data in the shift register are

accessed as-are as serial input data.

Note 44: After a system reset, the contents of the serial interface control ports (φL23, φL24) are reset to "0".

TC9314F

2003-07-03

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