EZ80F91MCU Datasheet, PDF (199/396 Pages) Zilog, Inc. – eZ80Acclaim-TM Flash Microcontrollers

eZ80F91 MCU
Product Specification
180
Real-Time Clock Alarm Control Register
This register contains control bits for the Real-Time Clock. The RTC_ACTRL reg-
ister is cleared by a RESET. See Table 92.
Table 92. Real-Time Clock Alarm Control Register
(RTC_ACTRL = 00ECh)
Bit
7
6
5
4
3
Reset
0
0
0
0
0
CPU Access
R
R
R
R R/W
Note: X = Unchanged by RESET; R = Read Only; R/W = Read/Write
2
0
R/W
1
0
R/W
0
0
R/W
Bit
Position
[7:4]
3
ADOW_EN
2
AHRS_EN
1
AMIN_EN
0
ASEC_EN
Value Description
0000 Reserved.
0
The day-of-the-week alarm is disabled.
1
The day-of-the-week alarm is enabled.
0
The hours alarm is disabled.
1
The hours alarm is enabled.
0
The minutes alarm is disabled.
1
The minutes alarm is enabled.
0
The seconds alarm is disabled.
1
The seconds alarm is enabled.
PS019209-0504
PRELIMINARY
Real-Time Clock