R8A77850AADBGV Renesas Electronics America, R8A77850AADBGV Datasheet - Page 376
R8A77850AADBGV
Manufacturer Part Number
R8A77850AADBGV
Description
IC SUPERH MCU 436-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77850AADBGV.pdf
(1694 pages)
Specifications of R8A77850AADBGV
Core Processor
SH-4A
Core Size
32-Bit
Speed
600MHz
Connectivity
Audio Codec, MMC, Serial Sound, SCI, SIO, SPI, SSI
Peripherals
DMA, POR, WDT
Number Of I /o
108
Program Memory Type
ROMless
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
1 V ~ 1.2 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
436-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R8A77850AADBGV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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10. Interrupt Controller (INTC)
10.7.2
When the IRQ/IRL[7:0] pin functions are switched, the INTC may retain an incorrectly detected
interrupt request. Therefore, mask the IRL and IRQ interrupt requests before switching the
IRQ/IRL[7:0] pin functions.
Table 10.17 Switching Sequence of IRQ/IRL[7:0] Pin Function
Rev.1.00 Jan. 10, 2008 Page 344 of 1658
REJ09B0261-0100
Sequence Item
1
2
3
4
Notes on Setting IRQ/IRL[7:0] Pin Function
IRL interrupt request and IRQ interrupt
request masking
Setting IRL/IRQ[7:4] pins to IRL7 to IRL4
Setting IRQ/IRL[7:0] pins to IRL or IRQ
Start of IRL and IRQ interrupt detection
Procedure
Write 1 to all bits in INTMSK0 and
INTMSK1 except reserved bits
Write 0 to the PMSEL14 bit in PMSELR
Write 0 to the PL4MD1, PL4MD0,
PL3MD1, PL3MD0, PL2MD1, PL2MD0,
PL1MD1, PL1MD0 bits in PLCR
Set bits IRLM1 to IRLM0 in ICR0
Write 1 to the corresponding bit in
INTMSKCLR0 and INTMSKCLR1
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