EZ80F91AZ050EG Zilog, EZ80F91AZ050EG Datasheet - Page 266

• 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

On-Chip Instrumentation
PS019215-0910
Introduction to On-Chip Instrumentation
On-Chip Instrumentation
features. The OCI provides run control, memory and register visibility, complex break
points, and trace history features.
The OCI employs all of the functions of the Zilog Debug Interface (ZDI) as described in
the ZDI section. It also adds the following debug features:
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There are four sections to the OCI:
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This document contains information to activate the OCI for JTAG boundary scan register
operations. For additional information regarding OCI features, or to order OCI debug
tools, contact:
First Silicon Solutions, Inc.
www.fs2.com
1. On-Chip Instrumentation and OCI are trademarks of First Silicon Solutions, Inc.
Control via a 4-pin Joint Test Action Group (JTAG) port that conforms to IEEE Stan-
dard 1149.1 (Test Access Port and Boundary Scan Architecture)
Complex break point trigger functions
Break point enhancements, such as the ability to:
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Trace history buffer
Software break point instruction
JTAG interface
ZDI debug control
Trace buffer memory
Complex triggers
Define two break point addresses that form a range
Break on masked data values
Start or stop trace
Assert a trigger output signal
1
(OCI™) for the eZ80
®
CPU core enables powerful debugging
Product Specification
On-Chip Instrumentation
eZ80F91 MCU
257