HD64F2623FA20J Renesas Electronics America, HD64F2623FA20J Datasheet - Page 149
HD64F2623FA20J
Manufacturer Part Number
HD64F2623FA20J
Description
IC H8S MCU FLASH 256K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2600r
Specifications of HD64F2623FA20J
Core Processor
H8S/2600
Core Size
16-Bit
Speed
20MHz
Connectivity
CAN, SCI, SmartCard
Peripherals
POR, PWM, WDT
Number Of I /o
53
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
12K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 16x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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The above contention will not occur if an enable bit or interrupt source flag is cleared to 0 while
the interrupt is masked.
5.5.2
Instructions that disable interrupts are LDC, ANDC, ORC, and XORC. After any of these
instructions is executed, all interrupts including NMI are disabled and the next instruction is
always executed. When the I bit is set by one of these instructions, the new value becomes valid
two states after execution of the instruction ends.
5.5.3
There are times when interrupt acceptance is disabled by the interrupt controller.
The interrupt controller disables interrupt acceptance for a 3-state period after the CPU has
updated the mask level with an LDC, ANDC, ORC, or XORC instruction.
Internal
address bus
Internal
write signal
TCIEV
TCFV
TCIV
interrupt signal
Instructions that Disable Interrupts
Times when Interrupts are Disabled
Figure 5.8 Contention between Interrupt Generation and Disabling
TIER0 write cycle by CPU
TIER0 address
Rev. 5.00 Jan 10, 2006 page 123 of 1042
TCIV exception handling
Section 5 Interrupt Controller
REJ09B0275-0500
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