HD6417751RF240V Renesas Electronics America, HD6417751RF240V Datasheet - Page 892
HD6417751RF240V
Manufacturer Part Number
HD6417751RF240V
Description
MPU 1.5/3.3V 0K PB-FREE 256-QFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7750r
Datasheet
1.D6417751RBP200DV.pdf
(1226 pages)
Specifications of HD6417751RF240V
Core Processor
SH-4
Core Size
32-Bit
Speed
240MHz
Connectivity
EBI/EMI, FIFO, SCI, SmartCard
Peripherals
DMA, POR, WDT
Number Of I /o
39
Program Memory Type
ROMless
Ram Size
48K x 8
Voltage - Supply (vcc/vdd)
1.4 V ~ 1.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
256-QFP Exposed Pad, 256-eQFP, 256-HQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6417751RF240V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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19. Interrupt Controller (INTC)
Rev.4.00 Oct. 10, 2008 Page 792 of 1122
REJ09B0370-0400
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; R0 : tmp
;; R1 : Original SR
;; R2 : Original ICR
;; R3 : ICR Address
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
NMIH:
; (1) Set SR.IMASK = H'F
; (2) Reverse ICR.NMIE
NMIH2:
;
stc
mov
or
ldc
mov.l #ICR, R3
mov.w @R3, R2
mov.w #H'0100, R0
xor
mov.w R0, @R3
bra
nop
.pool
.align 4
mov.w @R3, R0
mov.w R2, @R3
stc
ldc
ldc
ldc
ldc
ldc
ldc
ldc
ldc
SR, R1 ;
R1,R0
#H'F0,R0
R0, SR
R2, R0
NMIH1
SR, R0
R0, SR
R0, SR
R0, SR
R0, SR
R0, SR
R0, SR
R0, SR
R0, SR
;
;
;
;
Store SR
Store ICR
Write ICR.NMIE inverted (dummy)
dummy read
Write ICR.NMIE
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