TMP93CS32F datasheet(136/180 Pages) TOSHIBA

136 / 180 page

TMP93CS32

2004-02-10

93CS32-134

3.10.1

Analog/Digital Converter Registers

AD converter is controlled by two AD mode control registers (ADMOD0 and ADMOD1).

AD conversion result is stored in eight AD conversion result registers (ADREG04H/L,

ADREG15H/L, ADREG2H/L, ADREG3H/L).

AD Mode Control Register 0

Bit symbol

EOCF

ADBF

−

ITM0

REPET

SCAN

ADS

ADMOD0

(005EH)

Read/Write

R/W

After reset

Function

conversion

end flag

0: Conver-

sion in

progress

1: Conver-

sion end

conversion

busy flag

0: Conver-

sion is

idle.

1: Conver-

sion in

progress

(Note)

Always

write “0”.

(Note)

Always

write “0”.

Specifies

interrupts for

fixed channel

/repeat-

conversion

mode.

0: Every

conversion

1: Every four

conversions

Repeat mode

specification

0: Single

conver-

sion mode

1: Repeat

conver-

sion mode

Scan mode

specification

0: Fixed-

channel

mode

1: Channel

scan mode

conversion

start

0: Don’t care

1: Start

conver-

sion

(Note)

AD conversion start

Don’t care

Start AD conversion

Note: Always read as “0”.

AD scan mode specification

AD conversion fixed-channel mode

AD conversion channel scan mode

AD repeat mode specification

AD single conversion mode

AD repeat conversion mode

AD conversion interrupt specification for fixed-

channel/repeat-conversion mode

Fixed channel/repeat conversion mode

<SCAN>

= “0”, <REPET> = “1”

Generates interrupt every conversion.

Generates interrupt every four conversions.

AD conversion busy flag

AD conversion is idle.

AD conversion in progress

AD conversion end flag

AD conversion in progress

AD conversion end

Figure 3.10.2 Register for AD Converter (1/4)

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