EZ80F91MCU ZILOG [Zilog, Inc.], EZ80F91MCU Datasheet - Page 199

• Manufacturer Part Number: EZ80F91MCU
• Description: eZ80Acclaim-TM Flash Microcontrollers
• Manufacturer: ZILOG [Zilog, Inc.]

PS019209-0504
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
Reset
CPU Access
Note: X = Unchanged by RESET; R = Read Only; R/W = Read/Write
Bit
Position
[7:4]
3
ADOW_EN
2
AHRS_EN
1
AMIN_EN
0
ASEC_EN
Value Description
0000
0
1
0
1
0
1
0
1
Reserved.
The day-of-the-week alarm is disabled.
The day-of-the-week alarm is enabled.
The hours alarm is disabled.
The hours alarm is enabled.
The minutes alarm is disabled.
The minutes alarm is enabled.
The seconds alarm is disabled.
The seconds alarm is enabled.
P R E L I M I N A R Y
R
7
0
R
6
0
R
5
0
R
4
0
R/W
3
0
Product Specification
R/W
2
0
eZ80F91 MCU
Real-Time Clock
R/W
1
0
R/W
0
0
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