HD64F2612FA20 Renesas Electronics America, HD64F2612FA20 Datasheet - Page 93
HD64F2612FA20
Manufacturer Part Number
HD64F2612FA20
Description
IC H8S MCU FLASH 128K 80QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2600r
Specifications of HD64F2612FA20
Core Processor
H8S/2600
Core Size
16-Bit
Speed
20MHz
Connectivity
CAN, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
43
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
80-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
HD64F2612FA20
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
Part Number:
HD64F2612FA20J
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
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4.1
As table 4.1 indicates, exception handling may be caused by a reset, trap instruction, or interrupt.
Exception handling is prioritized as shown in table 4.1. If two or more exceptions occur
simultaneously, they are accepted and processed in order of priority. Exception sources, the stack
structure, and operation of the CPU vary depending on the interrupt control mode. For details on
the interrupt control mode, refer to section 5, Interrupt Controller.
Table 4.1
Priority
High
Low
Notes: 1. Traces are enabled only in interrupt control mode 2. Trace exception handling is not
4.2
Different vector addresses are assigned to different exception sources. Table 4.2 lists the exception
sources and their vector addresses. Since the usable modes differ depending on the product, for
details on each product, refer to section 3, MCU Operating Modes.
2. Interrupt detection is not performed on completion of ANDC, ORC, XORC, or LDC
3. Trap instruction exception handling requests are accepted at all times in program
Exception Sources and Exception Vector Table
Exception Handling Types and Priority
Exception Type
Reset
Trace *
Direct transition
Interrupt
Trap instruction *
executed after execution of an RTE instruction.
instruction execution, or on completion of reset exception handling.
execution state.
Exception Types and Priority
1
Section 4 Exception Handling
3
Start of Exception Handling
Starts immediately after a low-to-high transition at the RES pin,
or when the watchdog timer overflows. The CPU enters the
reset state when the RES pin is low.
Starts when execution of the current instruction or exception
handling ends, if the trace (T) bit in the EXR is set to 1.
Starts when a direction transition occurs as the result of SLEEP
instruction execution.
Starts when execution of the current instruction or exception
handling ends, if an interrupt request has been issued *
Started by execution of a trap instruction (TRAPA).
Rev. 7.00 Sep. 11, 2009 Page 57 of 566
Section 4 Exception Handling
REJ09B0211-0700
2
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