EZ80F91MCU ZILOG [Zilog, Inc.], EZ80F91MCU Datasheet - Page 66
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EZ80F91MCU
Manufacturer Part Number
EZ80F91MCU
Description
eZ80Acclaim-TM Flash Microcontrollers
Manufacturer
ZILOG [Zilog, Inc.]
Datasheet
1.EZ80F91MCU.pdf
(396 pages)
- Current page: 66 of 396
- Download datasheet (5Mb)
Table 3. Register Map (Continued)
PS019209-0504
Address
(hex)
Universal Asynchronous Receiver/Transmitter 1 (UART1)
00D0
00D1
00D2
00D3
00D4
00D5
00D6
00D7
Low-Power Control
00DB
00DC
Real-Time Clock
00E0
00E1
00E2
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
UART1_RBR
UART1_THR
UART1_BRG_L
UART1_IER
UART1_BRG_H
UART1_IIR
UART1_FCTL
UART1_LCTL
UART1_MCTL
UART1_LSR
UART1_MSR
UART1_SPR
CLK_PPD1
CLK_PPD2
RTC_SEC
RTC_MIN
RTC_HRS
Name
UART 1 Receive Buffer Register
UART 1 Transmit Holding Register
UART 1 Baud Rate Generator
Register—Low Byte
UART 1 Interrupt Enable Register
UART 1 Baud Rate Generator
Register—High Byte
UART 1 Interrupt Identification
Register
UART 1 FIFO Control Register
UART 1 Line Control Register
UART 1 Modem Control Register
UART 1 Line Status Register
UART 1 Modem Status Register
UART 1 Scratch Pad Register
Clock Peripheral Power-Down Register
1
Clock Peripheral Power-Down Register
2
RTC Seconds Register
RTC Minutes Register
RTC Hours Register
P R E L I M I N A R Y
Reset
(hex)
XX
XX
XX
XX
XX
XX
02
00
00
01
00
00
00
60
00
00
00
Product Specification
Access
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
W
R
R
3
3
3
Register Map
Page
192
191
190
192
190
193
195
196
198
200
202
203
168
169
170
56
57
#
47
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