HD6417712BPV Renesas Electronics America, HD6417712BPV Datasheet - Page 204
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 4 Exception Handling
3. Control is passed to the address stored in the SPC.
The above operations from 1 to 3 are executed in sequence. During these operations, no other
exceptions may be accepted. By changing the SPC and SSR before executing the RTE instruction,
a status different from that in effect before the exception handling can also be specified.
Notes: 1. The MMU registers are modified if an MMU exception occurs.
4.2.2
A vector address for general exceptions is determined by adding a vector offset to a vector base
address. The vector offset for general exceptions other than the TLB error exception is
H′00000100. The vector offset for interrupts is H′00000600. The vector base address is loaded
into the vector base register (VBR) using the software. The vector base address should reside in
the P1 or P2 fixed physical address space.
4.2.3
The exception codes are written to bits 11 to 0 in EXPEVT (for reset or general exceptions) or
INTEVT2 (for interrupt requests) to identify each specific exception event. See section 8, Interrupt
Controller (INTC), for details on the exception codes for interrupt requests. Table 4.1 lists
exception codes for resets and general exceptions.
4.2.4
The BL bit in SR is set to 1 when a reset or exception is accepted. While the BL bit is set to 1,
acceptance of general exceptions is restricted as described below, making it possible to effectively
prevent multiple exceptions from being accepted.
If the BL bit is set to 1, an interrupt request is not accepted and is retained. The interrupt request is
accepted when the BL bit is cleared to 0. If the CPU is in low power consumption mode, an
interrupt is accepted even if the BL bit is set to 1 and the CPU returns from the low power
consumption mode.
A DMA error is not accepted and is retained if the BL bit is set to 1 and accepted when the BL bit
is cleared to 0. User break requests generated while the BL bit is set are ignored and are not
retained. Accordingly, user breaks are not accepted even if the BL bit is cleared to 0.
Rev. 1.00 Dec. 27, 2005 Page 160 of 932
REJ09B0269-0100
2. For details on the CPU processing mode in which RTE delay slot instructions are
Exception Vector Addresses
Exception Codes
Exception Request and BL Bit (Multiple Exception Prevention)
executed, please refer to section 4.5, Usage Notes.
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