WTS701EMSLASHT datasheet(31/77 Pages) WINBOND

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WTS701

Publication Release Date: May 2003

- 31 -

Revision 3.09

RINT

READ INTERRUPT

The Read Interrupt command reads the status word of the device, it also clears the status interrupt

request flags at the end of the transaction. As a result of this command, all interrupt bits are cleared

and INT pin is released. Refer to subsections 7.3.2 and 7.3.4 for more information regarding the

STATUS register and BCNT register.

RINT

Class

Type

Host controller

0x06

0x00

Byte Sequence:

WTS701

Status Byte 0

Status Byte 1

BCNT1

BCNT0

Description:

Read status word and clear the status interrupt bits.

RREG

READ CONFIGURATION REGISTER

The read configuration register command reads the configuration register specified in the command

data byte. The code 0xNN is the register number and it is described in Table 10 – Configuration

Registers, subsection 7.4.2.

RREG

Class

Type

Host controller

0xC0

0xNN

0x00

Byte Sequence:

WTS701

Status Byte 0

Status Byte 1

REG

Description:

Read configuration register 0xNN.

Note: XX = don’t care.

SCOM

SET COM REGISTER

Set the COM (interrupt communication) configuration register to value 0xNN. Refer to subsection 7.4.3

describing all configuration registers and the COM register in particular.

The Default value of this register after Power-Up or Reset is 0x00. Refer to subsection 7.4.3 -

Configuration Registers, which describes all register bits.

SCOM

Class

Type

Host controller

0x4E

0xNN

Byte Sequence:

WTS701

Status Byte 0

Status Byte 1

Description:

Set the COM (interrupt communication) configuration register

to value 0xNN.

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