EZ80F91NAA50SG Zilog, EZ80F91NAA50SG Datasheet - Page 71
EZ80F91NAA50SG
Manufacturer Part Number
EZ80F91NAA50SG
Description
IC ACCLAIM MCU 256KB 144BGA
Manufacturer
Zilog
Series
eZ80® AcclaimPlus!™r
Datasheet
1.EZ80F91AZA50SG.pdf
(387 pages)
Specifications of EZ80F91NAA50SG
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
0°C ~ 70°C
Package / Case
144-LBGA
Processor Series
EZ80F91x
Core
eZ80
Data Bus Width
8 bit
Data Ram Size
8 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
+ 70 C
Mounting Style
SMD/SMT
Development Tools By Supplier
eZ80F910300ZCOG, eZ80F910200KITG
Minimum Operating Temperature
0 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
269-4566
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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PS027001-0707
example,
06Ch
the top ten maskable interrupts.
Table 16. Example: Maskable Interrupt Priority
Table 17. Example: Priority Levels for Maskable Interrupts
Priority
Register
INT_P0
INT_P1
INT_P2
INT_P3
INT_P4
INT_P5
Priority
0
1
2
3
4
5
6
7
8
9
(RTC) as elevated to priority Level 1.
Table 16
044h
06Ch
084h
040h
048h
04Ch
050h
054h
058h
05Ch
Vector
Setting
02h
08h
02h
00h
00h
00h
shows the maskable interrupts
Description
Increase 044h (EMAC Tx) to Priority Level 1
Increase 06Ch (RTC) to Priority Level 1
Increase 084h (Port A1) to Priority Level 1
Default priority
Default priority
Default priority
Source
EMAC Tx
RTC
Port A 1
EMAC Rx
EMAC SYS
PLL
Flash
Timer 0
Timer 1
Timer 2
Table 17
044h
shows the new interrupt priority for
(EMAC Tx),
Product Specification
084h
eZ80F91 ASSP
Interrupt Controller
(Port A 1), and
63
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