Figure 3.23.6 ad conversion registers – Toshiba H1 Series User Manual

Page 603

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TMP92CZ26A

92CZ26A-600

AD Conversion Result Register 0 Low

7 6 5 4 3 2 1 0

bit

Symbol

ADR01

ADR00

OVR0

ADR0RF

Read/Write R

R

R

After

reset

0

0 0

0

Function

Store Lower 2 bits of

AN0 AD conversion

result

Overrun flag

0:No generate
1: Generate

AD conversion
result store
flag

1: Stored

AD Conversion Result Register 0 High

7 6 5 4 3 2 1 0

bit Symbol

ADR09

ADR08

ADR07

ADR06 ADR05 ADR04 ADR03 ADR02

Read/Write R

After

reset

0 0 0 0 0 0 0 0

Function

Store Upper 8 bits of AN0 AD conversion result

AD Conversion Result Register 1 Low

7 6 5 4 3 2 1 0

bit

Symbol

ADR11

ADR10

OVR1

ADR1RF

Read/Write R

R

R

After

reset

0

0 0

0

Function

Store Lower 2 bits of

AN1 AD conversion

result

Overrun

flag


0:No generate
1: Generate

AD conversion
result store
flag

1: Stored

AD Conversion Result Register 1 High

7 6 5 4 3 2 1 0

bit Symbol

ADR19

ADR18

ADR17

ADR16 ADR15 ADR14 ADR13 ADR12

Read/Write R

After

reset

0 0 0 0 0 0 0 0

Function

Store Upper 8 bits of AN1 AD conversion result

9

8

7

6

5

4

3

2

1

0

Channel X conversion result

7 6

5

4

3

2

1

0

7

6

5

4 3 2 1 0






Figure 3.23.6 AD Conversion Registers

ADREG0L
(12A0H)

ADREG0H
(12A1H)

ADREG1H
(12A3H)

ADREGxH ADREGxL

• Bits

5

∼ 2 are always read as “0”.

Bit 0 is the AD conversion result store flag <ADRxRF>. When AD conversion result is stored, the flag is set to “1”.

When Lower register (ADRECxL) is read, this bit is cleared to “0”.

Bit 1 is the Overrun flag <OVRx>. This bit is set to “1” if a next conversion result is written to the ADREGxH/L

before both the ADREGxH and ADREGxL are read. This bit is cleared to “0” by reading Flag.

ADREG1L
(12A2H)

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