EZ80L92MCU Datasheet, PDF (115/241 Pages) Zilog, Inc. – eZ80Acclaim Flash Microcontrollers

eZ80L92 MCU
Product Specification
100
Real-Time Clock Alarm Hours Register
This register contains the alarm hours value. See Table 48.
Table 48. Real-Time Clock Alarm Hours Register (RTC_AHRS = 00EAh)
Bit
7
6
5
4
Reset
X
X
X
X
CPU Access
R/W R/W R/W R/W
Note: X = Unchanged by RESET; R/W = Read/Write.
3
X
R/W
2
X
R/W
1
X
R/W
0
X
R/W
Binary-Coded-Decimal Operation (BCD_EN = 1)
Bit
Position
[7:4]
ATEN_HRS
[3:0]
AHRS
Value Description
0–2 The tens digit of the alarm hours value.
0–9 The ones digit of the alarm hours value.
Binary Operation (BCD_EN = 0)
Bit
Position
[7:0]
AHRS
Value Description
00h– The alarm hours value.
17h
PS013012-1004
PRELIMINARY
Real-Time Clock