HD6432142 datasheet(633/1177 Pages) RENESAS

633 / 1177 page

Section 18 Host Interface

Rev. 4.00 Sep 27, 2006 page 589 of 1130

REJ09B0327-0400

Bit 3—Shutdown Enable (SDE): Enables or disables the host interface pin shutdown function.

When this function is enabled, host interface pin functions can be halted, and the pins placed in the

high-impedance state, according to the state of the HIFSD pin.

Bit 3

SDE

Description

Host interface pin shutdown function disabled

(Initial value)

Host interface pin shutdown function enabled

Bit 2—CS4 Enable (CS4E): Enables or disables host interface channel 4 functions in slave mode.

When these functions are enabled, channel 4 pins are enabled and processing can be performed for

data transfer between the slave and the host.

Bit 2

CS4E

Description

Host interface pin channel 4 functions disabled

(Initial value)

Host interface pin channel 4 functions enabled

Bit 1—CS3 Enable (CS3E): Enables or disables host interface channel 3 functions in slave mode.

When these functions are enabled, channel 3 pins are enabled and processing can be performed for

data transfer between the slave and the host.

Bit 1

CS3E

Description

Host interface pin channel 3 functions disabled

(Initial value)

Host interface pin channel 3 functions enabled

Bit 0—Host Interface Enable Bit (HI12E): Enables or disables host interface functions in

single-chip mode. When the host interface functions are enabled, slave mode is entered and

processing is performed for data transfer between the slave and host.

Bit 0

HI12E

Description

Host interface functions are disabled

(Initial value)

Host interface functions are enabled

HD6432142 Datasheet(PDF) 633 Page - Renesas Technology Corp