DF2148BFA20 Renesas Electronics America, DF2148BFA20 Datasheet - Page 168
DF2148BFA20
Manufacturer Part Number
DF2148BFA20
Description
IC H8S MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148BFA20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, IrDA, SCI, X-Bus
Peripherals
PWM, WDT
Number Of I /o
74
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 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2148BFA20
HD64F2148BFA20
HD64F2148BFA20
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Section 5 Interrupt Controller
5.6.4
Table 5.5 shows interrupt response times
and execution of the first instruction in the interrupt handling routine. The execution status
symbols used in table 5.5 are explained in table 5.6.
Table 5.5
No. Execution Status
1
2
3
4
5
6
Notes: 1. Two states in case of internal interrupt.
Table 5.6
Symbol
Instruction fetch
Branch address read
Stack manipulation
Legend:
m: Number of wait states in external device access
Rev. 3.00 Mar 21, 2006 page 112 of 788
REJ09B0300-0300
Interrupt priority determination *
Number of wait states until executing
instruction ends *
PC, CCR stack save
Vector fetch
Instruction fetch *
Internal processing *
2. Refers to MULXS and DIVXS instructions.
3. Prefetch after interrupt acceptance and prefetch of interrupt handling routine.
4. Internal processing after interrupt acceptance and internal processing after vector fetch.
Interrupt Response Times
Total (using on-chip memory)
Interrupt Response Times
Number of States in Interrupt Handling Routine Execution Status
2
3
S
S
S
4
I
J
K
Internal
Memory
1
1
the intervals between generation of an interrupt request
2-State
Access
4
Normal Mode
3
1 to (19 + 2·S
2·S
S
2·S
2
11 to 31
I
K
I
Object of Access
8-Bit Bus
3-State
Access
6 + 2m
External Device
I
)
2-State
Access
2
3
1 to (19 + 2·S
2·S
2
Advanced Mode
2·S
2·S
12 to 32
I
K
I
16-Bit Bus
3-State
Access
3 + m
I
)
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