H8S2245 datasheet(350/818 Pages) RENESAS

350 / 818 page

Section 9 16-Bit Timer Pulse Unit (TPU)

Rev.3.00 Mar. 26, 2007 Page 308 of 772

REJ09B0355-0300

Bit 5—Underflow Interrupt Enable (TCIEU): Enables or disables interrupt requests (TCIU) by

the TCFU flag when the TCFU flag in TSR is set to 1 in channels 1 and 2.

In channel 0 bit 5 is reserved. It is always read as 0 and cannot be modified.

Bit 5

TCIEU

Description

Interrupt requests (TCIU) by TCFU disabled

(Initial value)

Interrupt requests (TCIU) by TCFU enabled

Bit 4—Overflow Interrupt Enable (TCIEV): Enables or disables interrupt requests (TCIV) by

the TCFV flag when the TCFV flag in TSR is set to 1.

Bit 4

TCIEV

Description

Interrupt requests (TCIV) by TCFV disabled

(Initial value)

Interrupt requests (TCIV) by TCFV enabled

Bit 3—TGR Interrupt Enable D (TGIED): Enables or disables interrupt requests (TGID) by the

TGFD bit when the TGFD bit in TSR is set to 1 in channel 0.

In channels 1, and 2, bit 3 is reserved. It is always read as 0 and cannot be modified.

Bit 3

TGIED

Description

Interrupt requests (TGID) by TGFD bit disabled

(Initial value)

Interrupt requests (TGID) by TGFD bit enabled

Bit 2—TGR Interrupt Enable C (TGIEC): Enables or disables interrupt requests (TGIC) by the

TGFC bit when the TGFC bit in TSR is set to 1 in channel 0.

In channels 1, and 2, bit 2 is reserved. It is always read as 0 and cannot be modified.

Bit 2

TGIEC

Description

Interrupt requests (TGIC) by TGFC bit disabled

(Initial value)

Interrupt requests (TGIC) by TGFC bit enabled

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