ST7265X datasheet(90/166 Pages) STMICROELECTRONICS

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ST7265x

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16-BIT TIMER (Cont’d)

OUTPUT

COMPARE

HIGH

(OC1HR)

Read/Write

Reset Value: 1000 0000 (80h)

This is an 8-bit register that contains the high part

of the value to be compared to the CHR register.

OUTPUT

COMPARE

LOW

(OC1LR)

Read/Write

Reset Value: 0000 0000 (00h)

This is an 8-bit register that contains the low part of

the value to be compared to the CLR register.

OUTPUT

COMPARE

HIGH

(OC2HR)

Read/Write

Reset Value: 1000 0000 (80h)

This is an 8-bit register that contains the high part

of the value to be compared to the CHR register.

OUTPUT

COMPARE

LOW

(OC2LR)

Read/Write

Reset Value: 0000 0000 (00h)

This is an 8-bit register that contains the low part of

the value to be compared to the CLR register.

COUNTER HIGH REGISTER (CHR)

Read Only

Reset Value: 1111 1111 (FFh)

This is an 8-bit register that contains the high part

of the counter value.

COUNTER LOW REGISTER (CLR)

Read Only

Reset Value: 1111 1100 (FCh)

This is an 8-bit register that contains the low part of

the counter value. A write to this register resets the

counter. An access to this register after accessing

the SR register clears the TOF bit.

ALTERNATE

COUNTER

HIGH

(ACHR)

Read Only

Reset Value: 1111 1111 (FFh)

This is an 8-bit register that contains the high part

of the counter value.

ALTERNATE

COUNTER

LOW

(ACLR)

Read Only

Reset Value: 1111 1100 (FCh)

This is an 8-bit register that contains the low part of

the counter value. A write to this register resets the

counter. An access to this register after an access

to SR register does not clear the TOF bit in SR

MSB

LSB

MSB

LSB

MSB

LSB

MSB

LSB

MSB

LSB

MSB

LSB

MSB

LSB

MSB

LSB

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