HD64F2676VFC33 Renesas Electronics America, HD64F2676VFC33 Datasheet - Page 132
HD64F2676VFC33
Manufacturer Part Number
HD64F2676VFC33
Description
IC H8S MCU FLASH 256K 144-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2600r
Specifications of HD64F2676VFC33
Core Processor
H8S/2600
Core Size
16-Bit
Speed
33MHz
Connectivity
IrDA, SCI
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
103
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 12x10b; D/A 4x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
144-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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Section 4 Exception Handling
Consequently, on-chip peripheral module registers cannot be read or written to. Register reading
and writing is enabled when module stop mode is exited.
4.4
Traces are enabled in interrupt control mode 2. Trace mode is not activated in interrupt control
mode 0, irrespective of the state of the T bit. For details on interrupt control modes, see section 5,
Interrupt Controller.
If the T bit in EXR is set to 1, trace mode is activated. In trace mode, a trace exception occurs on
completion of each instruction. Trace mode is not affected by interrupt masking. Table 4.3 shows
the state of CCR and EXR after execution of trace exception handling. Trace mode is canceled by
clearing the T bit in EXR to 0. The T bit saved on the stack retains its value of 1, and when control
is returned from the trace exception handling routine by the RTE instruction, trace mode resumes.
Trace exception handling is not carried out after execution of the RTE instruction.
Interrupts are accepted even within the trace exception handling routine.
Table 4.3
Legend:
1:
0:
—: Retains value prior to execution.
4.5
Interrupts are controlled by the interrupt controller. The interrupt controller has two interrupt
control modes and can assign interrupts other than NMI to eight priority/mask levels to enable
multiplexed interrupt control. The source to start interrupt exception handling and the vector
address differ depending on the product. For details, refer to section 5, Interrupt Controller.
Rev. 3.00 Mar 17, 2006 page 80 of 926
REJ09B0283-0300
Set to 1
Cleared to 0
Interrupt Control Mode
Traces
Interrupts
Status of CCR and EXR after Trace Exception Handling
0
2
1
I
Trace exception handling cannot be used.
CCR
UI
—
I2 to I0
—
EXR
T
0
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