Z8F0431SJ020SG Zilog, Z8F0431SJ020SG Datasheet - Page 65

• Manufacturer Part Number: Z8F0431SJ020SG
• Description: IC ENCORE XP MCU FLASH 4K 28SOIC
• Manufacturer: Zilog
• Series: Encore!®r

Specifications of Z8F0431SJ020SG

• Core Processor: Z8
• Core Size: 8-Bit
• Speed: 20MHz
• Peripherals: Brown-out Detect/Reset, LED, POR, PWM, WDT
• Number Of I /o: 25
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-SOIC (7.5mm Width)
• For Use With: 770-1002 - ISP 4PORT ZILOG Z8 ENCORE! MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Connectivity: -
• Other names: 269-4627-5

Table 31. Trap and Interrupt Vectors in Order of Priority (Continued)
Architecture
Operation
PS025111-1207
Priority
Lowest
Master Interrupt Enable
Program
Memory
Vector Address Interrupt or Trap Source
0036H
0038H
Figure 9
The master interrupt enable bit (IRQE) in the interrupt control register globally enables
and disables the interrupts.
Interrupts are globally enabled by any of the following actions:
•
Internal Interrupts
Port Interrupts
Execution of an EI (enable interrupt) instruction
displays the interrupt controller block diagram.
Port C0, both input edges
Reserved
Figure 9. Interrupt Controller Block Diagram
Medium
Priority
Priority
Priority
High
Low
Priority
Mux
Z8 Encore!
Product Specification
Vector
IRQ Request
®
Interrupt Controller
F0830 Series
55