ez80f91 ZiLOG Semiconductor, ez80f91 Datasheet - Page 180

• Manufacturer Part Number: ez80f91
• Description: Ez80 Acclaimplus!? Connectivity Assp Ez80f91 Assp
• Manufacturer: ZiLOG Semiconductor

Table 91. Real-Time Clock Alarm Day-of-the-Week Register
PS027001-0707
Bit
Reset
CPU Access
Note: X = Unchanged by RESET; R = Read Only; R/W* = Read Only if RTC locked, Read/Write if
Binary-Coded Decimal Operation (BCD_EN = 1)
Bit Position
[7:4]
[3:0]
ADOW
Binary Operation (BCD_EN = 0)
Bit Position
[7:4]
[3:0]
ADOW
RTC unlocked.
Real-Time Clock Alarm Day-of-the-Week Register
This register contains the alarm day-of-the-week value. The value in the RTC_ADOW
register is unchanged by a RESET. The current setting of BCD_EN determines whether
the value in this register is binary (BCD_EN = 0) or binary-coded decimal (BCD_EN = 1).
See
Value
0000
01h–07h The alarm day-of-the-week value.
Value Description
0000
1–7
Table
Reserved.
The alarm day-of-the-week value.
91.
R
7
0
Description
Reserved.
R
6
0
R
5
0
R
4
0
R/W*
X
3
R/W*
X
2
(RTC_ADOW = 00EBh)
R/W*
X
1
Product Specification
R/W*
X
0
eZ80F91 ASSP
Real-Time Clock
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