EZ80F91AZ050EG Zilog, EZ80F91AZ050EG Datasheet - Page 38

• Manufacturer Part Number: EZ80F91AZ050EG
• Description: IC ACCLAIM MCU 256KB 144LQFP
• Manufacturer: Zilog
• Series: eZ80® Acclaim!®r

Specifications of EZ80F91AZ050EG

• Core Processor: Z8
• Core Size: 8-Bit
• Speed: 50MHz
• Connectivity: Ethernet, I²C, IrDA, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 144-LQFP
• Processor Series: EZ80F91x
• Core: eZ80
• Data Bus Width: 8 bit
• Data Ram Size: 16 KB
• Interface Type: I2C, IrDA, SPI, UART
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 4
• Operating Supply Voltage: 3 V to 3.6 V
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: eZ80F910300ZCOG
• Minimum Operating Temperature: - 40 C
• For Use With: 269-4712 - KIT DEV ENCORE 32 SERIES269-4671 - BOARD ZDOTS SBC Z80ACCLAIM PLUS269-4561 - KIT DEV FOR EZ80F91 W/C-COMPILER269-4560 - KIT DEV FOR EZ80F91 W/C-COMPILER
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details
• Other names: 269-3867; EZ80F91AZ050EG

Table 3. Register Map (Continued)
PS019215-0910
Address
(hex)
003F
0040
0041
0042
0043
0044
0045
0046
0047
0048
0049
004A
004B
004C
004D
004E
004F
0050
0051
0052
0053
Mnemonic
EMAC_FIAD
EMAC_PTMR
EMAC_RST
EMAC_TLBP_L
EMAC_TLBP_H
EMAC_BP_L
EMAC_BP_H
EMAC_BP_U
EMAC_RHBP_L
EMAC_RHBP_H
EMAC_RRP_L
EMAC_RRP_H
EMAC_BUFSZ
EMAC_IEN
EMAC_ISTAT
EMAC_PRSD_L
EMAC_PRSD_H
EMAC_MIISTAT
EMAC_RWP_L
EMAC_RWP_H
EMAC_TRP_L
Name
EMAC PHY Unit Select Address
Register
EMAC Transmit Polling Timer Register
EMAC Reset Control Register
EMAC Transmit Lower Boundary
Pointer—Low Byte
EMAC Transmit Lower Boundary
Pointer—High Byte
EMAC Boundary Pointer—Low Byte
EMAC Boundary Pointer—High Byte
EMAC Boundary Pointer—Upper Byte
EMAC Receive High Boundary
Pointer—Low Byte
EMAC Receive High Boundary
Pointer—High Byte
EMAC Receive Read 
Pointer—Low Byte
EMAC Receive Read 
Pointer—High Byte
EMAC Buffer Size Register
EMAC Interrupt Enable Register
EMAC Interrupt Status Register
EMAC PHY Read Status 
Data—Low Byte
EMAC PHY Read Status 
Data—High Byte
EMAC MII Status Register
EMAC Receive Write 
Pointer—Low Byte
EMAC Receive Write 
Pointer—High Byte
EMAC Transmit Read 
Pointer—Low Byte
Reset
(hex)
C0
FF
00
00
20
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
Product Specification
Access
CPU
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
eZ80F91 MCU
Register Map
Page
316
316
317
318
318
319
319
319
320
321
321
322
322
323
325
326
327
327
328
329
329
No
29