R8C-28_1 Datasheet, PDF (238/471 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MCU R8C FAMILY / R8C/2x SERIES

R8C/28 Group, R8C/29 Group
14. Timers
Timer RE Control Register 2
b7 b6 b5 b4 b3 b2 b1 b0
0
Symbol
TRECR2
Address
011Dh
After Reset
00h
Bit Symbol
Bit Name
Function
RW
Periodic interrupt triggered every 0 : Disable periodic interrupt triggered
SEIE
second enable bit⁽¹⁾
every second
1 : Enable periodic interrupt triggered
RW
every second
Periodic interrupt triggered every 0 : Disable periodic interrupt triggered
MNIE
minute enable bit⁽¹⁾
every minute
1 : Enable periodic interrupt triggered
RW
every minute
Periodic interrupt triggered every 0 : Disable periodic interrupt triggered
HRIE
hour enable bit⁽¹⁾
every hour
1 : Enable periodic interrupt triggered
RW
every hour
Periodic interrupt triggered every day 0 : Disable periodic interrupt triggered
DYIE
enable bit⁽¹⁾
every day
1 : Enable periodic interrupt triggered
RW
every day
Periodic interrupt triggered every 0 : Disable periodic interrupt triggered
w eek enable bit⁽¹⁾
WKIE
every w eek
1 : Enable periodic interrupt triggered
RW
every w eek
Compare match interrupt enable bit Set to 0 in real-time clock mode.
COMIE
RW
—
Nothing is assigned. If necessary, set to 0.
(b7-b6) When read, the content is 0.
—
NOTE:
1. Do not set multiple enable bits to 1 (enable interrupt).
Figure 14.68 TRECR2 Register in Real-Time Clock Mode
Table 14.26 Interrupt Sources
Factor
Periodic interrupt
triggered every week
Periodic interrupt
triggered every day
Periodic interrupt
triggered every hour
Periodic interrupt
triggered every minute
Periodic interrupt
triggered every second
Interrupt Source
Value in TREWK register is set to 000b (Sunday)
(1-week period)
TREWK register is updated (1-day period)
TREHR register is updated (1-hour period)
TREMIN register is updated (1-minute period)
TRESEC register is updated (1-second period)
Interrupt Enable Bit
WKIE
DYIE
HRIE
MNIE
SEIE
Rev.2.10 Sep 26, 2008 Page 221 of 441
REJ09B0279-0210