EZ80F91AZA50EG Zilog, EZ80F91AZA50EG Datasheet - Page 252

• Manufacturer Part Number: EZ80F91AZA50EG
• Description: IC ACCLAIM MCU 256KB 144LQFP
• Manufacturer: Zilog
• Series: eZ80® AcclaimPlus!™r

Specifications of EZ80F91AZA50EG

• 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
• 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: 269-4563

Table 134. ZDI Read Only Registers
PS027001-0707
ZDI Address
00h
01h
02h
ZDI Read Only Registers
Table 133. ZDI Write Only Registers (Continued)
Table 134
shared with ZDI Write Only registers.
ZDI Address
08h
09h
0Ah
0Ch
0Dh
0Eh
10h
11h
13h
14h
15h
16h
17h
21h
22h
23h
24h
25h
30h
ZDI Register Name
ZDI_ID_L
ZDI_ID_H
ZDI_ID_REV
lists the ZDI Read Only registers. Many of the ZDI Read Only addresses are
ZDI Register Name
ZDI_ADDR2_L
ZDI_ADDR2_H
ZDI_ADDR2_U
ZDI_ADDR3_L
ZDI_ADDR3_H
ZDI_ADDR3_U
ZDI_BRK_CTL
ZDI_MASTER_CTL
ZDI_WR_DATA_L
ZDI_WR_DATA_H
ZDI_WR_DATA_U
ZDI_RW_CTL
ZDI_BUS_CTL
ZDI_IS4
ZDI_IS3
ZDI_IS2
ZDI_IS1
ZDI_IS0
ZDI_WR_MEM
eZ80 Product ID Low Byte Register
eZ80 Product ID High Byte Register
eZ80 Product ID Revision Register
ZDI Register Function
Address Match 2 Low Byte
Address Match 2 High Byte
Address Match 2 Upper Byte
Address Match 3 Low Byte
Address Match 3 High Byte
Address Match 4 Upper Byte
Break Control Register
Master Control Register
Write Data Low Byte
Write Data High Byte
Write Data Upper Byte
Read/Write Control Register
Bus Control Register
Instruction Store 4
Instruction Store 3
Instruction Store 2
Instruction Store 1
Instruction Store 0
Write Memory Register
ZDI Register Function
Product Specification
Zilog Debug Interface
eZ80F91 ASSP
Reset
Value
XXh
XXh
XXh
XXh
XXh
XXh
00h
XXh
XXh
00h
00h
XXh
XXh
XXh
XXh
XXh
XXh
00h
XXh
Reset
Value
08h
00h
XXh
244