HD6417712BPV Renesas Electronics America, HD6417712BPV Datasheet - Page 520
HD6417712BPV
Manufacturer Part Number
HD6417712BPV
Description
MPU 1.5/3.3V 0K PB-FREE 256-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH Ethernetr
Datasheet
1.HD6417712BPV.pdf
(980 pages)
Specifications of HD6417712BPV
Core Processor
SH-3 DSP
Core Size
32-Bit
Speed
200MHz
Connectivity
EBI/EMI, Ethernet, FIFO, SCI, SIO
Peripherals
DMA, POR, WDT
Number Of I /o
24
Program Memory Type
ROMless
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.4 V ~ 1.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
256-BGA
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:
HD6417712BPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 13 Direct Memory Access Controller (DMAC)
Figure 13.2 is a flowchart of this procedure.
Rev. 1.00 Dec. 27, 2005 Page 476 of 932
REJ09B0269-0100
Notes: *1 In auto-request mode, transfer begins when NMIF, AE and TE are all 0 and the DE and DME
(SAR, DAR, DMATCR, CHCR, DMAOR, DMARS)
*2 DREQ = level detection in burst mode (external request) or cycle-steal mode.
*3 DREQ = edge detection in burst mode (external request), or auto-request mode in burst mode.
DMATCR – 1 → DMATCR, SAR and DAR
DEI interrupt request (when IE = 1)
bits are set to 1.
or AE = 1 or DE = 0
NMIF, AE, TE = 0?
Transfer (1 transfer unit);
DE, DME = 1 and
Transfer request
DMATCR = 0?
or DME = 0?
Yes
Transfer end
Initial settings
Yes
occurs?*
Yes
Yes
NMIF = 1
TE = 1
Start
updated
Figure 13.2 DMA Transfer Flowchart
1
No
No
No
No
Normal end
*
3
DREQ detection selection
transfer request mode,
or AE = 1 or DE = 0
Transfer aborted
or DME = 0?
Bus mode,
Yes
NMIF = 1
system
*
2
No
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