EZ80F91MCU ZILOG [Zilog, Inc.], EZ80F91MCU Datasheet - Page 67

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

Table 3. Register Map (Continued)
PS019209-0504
Address
(hex)
Real-Time Clock, continued
00E3
00E4
00E5
00E6
00E7
00E8
00E9
00EA
00EB
00EC
00ED
Chip Select Bus Mode Control
00F0
00F1
00F2
00F3
Flash Memory Control
00F5
Notes:
1. After an external pin reset, the Watch-Dog Timer Control register is reset to 00h. After a Watch-Dog Timer time-
2. When the CPU reads this register, the current sampled value of the port is read.
3. Read Only if RTC is locked; Read/Write if RTC is unlocked.
4. After an external pin reset or a Watch-Dog Timer reset, the RTC Control register is reset to x0xxxx00b. After a
5. Read Only if Flash Memory is locked. Read/Write if Flash Memory is unlocked.
out reset, the Watch-Dog Timer Control register is reset to 20h.
an RTC Alarm sleep-mode recovery reset, the RTC Control register is reset to x0xxxx10b.
Mnemonic
RTC_DOW
RTC_DOM
RTC_MON
RTC_YR
RTC_CEN
RTC_ASEC
RTC_AMIN
RTC_AHRS
RTC_ADOW
RTC_ACTRL
RTC_CTRL
CS0_BMC
CS1_BMC
CS2_BMC
CS3_BMC
FLASH_KEY
Name
RTC Day-of-the-Week Register
RTC Day-of-the-Month Register
RTC Month Register
RTC Year Register
RTC Century Register
RTC Alarm Seconds Register
RTC Alarm Minutes Register
RTC Alarm Hours Register
RTC Alarm Day-of-the-Week Register
RTC Alarm Control Register
RTC Control Register
Chip Select 0 Bus Mode Control
Register
Chip Select 1 Bus Mode Control
Register
Chip Select 2 Bus Mode Control
Register
Chip Select 3 Bus Mode Control
Register
Flash Key Register
P R E L I M I N A R Y
x0xxxx00
x0xxxx10
Reset
(hex)
XX
XX
XX
XX
XX
XX
XX
0X
0X
00
02
02
02
02
00
b
b/
Product Specification
4
Access
R/W
R/W
R/W
R/W
R/W
eZ80F91 MCU
CPU
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
W
3
3
3
3
3
Register Map
Page
171
172
173
174
175
176
177
178
179
180
181
110
96
96
96
96
#
48