HD64F3048VTF8 Renesas Electronics America, HD64F3048VTF8 Datasheet - Page 145
HD64F3048VTF8
Manufacturer Part Number
HD64F3048VTF8
Description
IC H8 MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Datasheet
1.HD64F3048F16.pdf
(907 pages)
Specifications of HD64F3048VTF8
Core Processor
H8/300H
Core Size
16-Bit
Speed
8MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, PWM, WDT
Number Of I /o
70
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F3048VX8
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1. When IRQaF = 1, for the IRQaF flag to clear, ISR register read is executed. Thereafter
2. IRQaF flag clear and IRQbF flag generation compete (IRQaF flag setting).
In all of the setting conditions 1 to 3 and occurrence conditions 1 and 2 are generated, IRQbF
clears in error during ISR write for occurrence condition 2 and interrupt processing is not carried
out. However, if IRQbF flag reaches 0 between occurrence conditions 1 and 2, IRQbF flag does
not clear in error.
IRQaF
IRQbF
Occurrence conditions
interrupt processing is carried out and IRQbF flag clears.
(The ISR read needed for IRQaF flag clear was at IRQbF = 0 but in the time taken for ISR
write, IRQbF = 1 was reached.)
Figure 5.9 IRQnF Flag When Interrupt Processing Is Not Conducted
Occurrence condition 1
Read
Read
1
1
Write
Write
0
1
Execution
IRQb
Rev. 7.00 Sep 21, 2005 page 119 of 878
Section 5 Interrupt Controller
Occurrence condition 2
Clear in error
Read
Read
1
0
REJ09B0259-0700
Write
Write
0
0
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