DF61654N50FTV Renesas Electronics America, DF61654N50FTV Datasheet - Page 173
DF61654N50FTV
Manufacturer Part Number
DF61654N50FTV
Description
IC H8SX/1654 MCU FLASH 120TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8SX/1600r
Datasheet
1.DF61653N50FTV.pdf
(1020 pages)
Specifications of DF61654N50FTV
Core Processor
H8SX
Core Size
32-Bit
Speed
50MHz
Connectivity
I²C, IrDA, SCI, SmartCard, USB
Peripherals
DMA, PWM, WDT
Number Of I /o
75
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
40K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
120-TQFP, 120-VQFP
For Use With
HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)3DK1657 - DEV EVAL KIT FOR H8SX/1657
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF61654N50FTV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 173 of 1020
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5.8.2
Instructions that disable interrupts immediately after execution 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.
5.8.3
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, and for a period of
writing to the registers of the interrupt controller.
5.8.4
Interrupt operation differs between the EEPMOV.B and the EEPMOV.W instructions.
With the EEPMOV.B instruction, an interrupt request (including NMI) issued during the transfer
is not accepted until the transfer is completed.
With the EEPMOV.W instruction, if an interrupt request is issued during the transfer, interrupt
exception handling starts at the end of the individual transfer cycle. The PC value saved on the
stack in this case is the address of the next instruction. Therefore, if an interrupt is generated
during execution of an EEPMOV.W instruction, the following coding should be used.
5.8.5
With the MOVMD or MOVSD instruction, if an interrupt request is issued during the transfer,
interrupt exception handling starts at the end of the individual transfer cycle. The PC value saved
on the stack in this case is the address of the MOVMD or MOVSD instruction. The transfer of the
remaining data is resumed after returning from the interrupt handling routine.
L1:
Instructions that Disable Interrupts
Times when Interrupts are Disabled
Interrupts during Execution of EEPMOV Instruction
Interrupts during Execution of MOVMD and MOVSD Instructions
EEPMOV.W
MOV.W R4,R4
BNE
L1
Rev.1.00 Sep. 08, 2005 Page 123 of 966
Section 5 Interrupt Controller
REJ09B0219-0100
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