EZ80F92AZ020EG Zilog, EZ80F92AZ020EG Datasheet - Page 103

• Manufacturer Part Number: EZ80F92AZ020EG
• Description: IC ACCLAIM MCU 128KB 100LQFP
• Manufacturer: Zilog
• Series: eZ80® Acclaim!®r

Specifications of EZ80F92AZ020EG

• Core Processor: Z8
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, IrDA, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 24
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 100-LQFP
• Processor Series: EZ80F92x
• Core: eZ80
• Data Bus Width: 8 bit
• Data Ram Size: 8 KB
• Interface Type: I2C, IrDA, SPI, UART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 24
• Number Of Timers: 6
• Operating Supply Voltage: 3 V to 3.6 V
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: eZ80F920200ZCOG
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details
• Other names: 269-3871; EZ80F92AZ020EG

PS015313-0508
Real-Time Clock Year Register
This register contains the current year count. See
Table 44. Real-Time Clock Year Register; (RTC_YR = 00E6h)
Bit
Reset
CPU Access
Note: X = Unchanged by RESET; R/W* = Read Only if RTC locked, Read/Write if RTC unlocked.
Binary-Coded-Decimal Operation (BCD_EN = 1)
Bit
Position
[7:4]
TENS_YR
[3:0]
YR
Binary Operation (BCD_EN = 0)
Bit
Position
[7:0]
YR
Value Description
0–9
0–9
Value Description
00h–
63h
R/W*
The tens digit of the current year count.
The ones digit of the current year count.
The current year count.
X
7
R/W*
X
6
R/W*
X
5
Table
R/W*
X
4
44.
R/W*
X
3
Product Specification
R/W*
X
2
Real-Time Clock
R/W*
X
1
R/W*
X
0
96