HD6417712BPV Renesas Electronics America, HD6417712BPV Datasheet - Page 766
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
-
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Part Number:
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Section 18 Ethernet Controller (EtherC)
18.4.7
The EtherC has a Magic Packet detection function. This function provides a Wake-On-LAN
(WOL) facility that activates various peripheral devices connected to a LAN from the host device
or other source. This makes it possible to construct a system in which a peripheral device receives
a Magic Packet sent from the host device or other source, and activates itself. When the Magic
Packet is detected, data is stored in the FIFO of the E-DMAC by the broadcast packet that has
received data previously and the EtherC is notified of the receiving status. To return to normal
operation from the interrupt processing, initialize the EtherC and E-DMAC by using ARST bit in
the software reset register (ARSTR).
With a Magic Packet, reception is performed regardless of the destination address. As a result, this
function is valid, and the WOL pin enabled, only in the case of a match with the destination
address specified by the format in the Magic Packet. Further information on Magic Packets can be
found in the technical documentation published by AMD Corporation.
The procedure for using the WOL function with this LSI is as follows.
1. Disable interrupt source output by means of the various interrupt enable/mask registers.
2. Set the Magic Packet detection enable bit (MPDE) in the EtherC mode register (ECMR).
3. Set the Magic Packet detection interrupt enable bit (MPDIP) in the EtherC interrupt enable
4. If necessary, set the CPU operating mode to sleep mode or set peripheral modules to module
5. When a Magic Packet is detected, an interrupt is sent to the CPU. The WOL pin notifies
Rev. 1.00 Dec. 27, 2005 Page 722 of 932
REJ09B0269-0100
register (ECSIPR) to the enable setting.
standby mode.
peripheral LSIs that the Magic Packet has been detected.
Figure 18.9 (4) Independent Bus Release Flowchart (IDLE in Write in Figure 18.8)
Magic Packet Detection
(1)
Write to PHY interface
register
MMD = 0
MDC = 0
MDC
MDO
Independent bus release
timing relationship
(1)
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