R8A77800ANBGAV Renesas Electronics America, R8A77800ANBGAV Datasheet - Page 361

• Manufacturer Part Number: R8A77800ANBGAV
• Description: IC SUPERH MPU ROMLESS 449-BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7780r

Specifications of R8A77800ANBGAV

• Core Processor: SH-4A
• Core Size: 32-Bit
• Speed: 400MHz
• Connectivity: Audio Codec, MMC, Serial Sound, SCI, SIO, SPI, SSI
• Peripherals: DMA, POR, WDT
• Number Of I /o: 75
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.15 V ~ 1.35 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 449-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

No
No
No
exception handling routine
Program execution state
CPUOPM.INTMU = 1?
Set interrupt source
code in INTEVT
Save SR in SSR;
save PC in SPC;
save R15 in SGR
accepted interrupt level
Set SR.IMASK to
ICR0.NMIB = 1?
ICR0.MAI = 1?
SR.BL = 0 or
sleep mode?
Yes
generated?
Branch to
Interrupt
NMI?
Yes
No
No
Yes
Yes
Figure 10.4 Interrupt Operation Flowchart
Yes
Yes
No
Is NMI input low?
Yes
NMI?
No
Yes
Is SR.IMASK level
No
Yes
14 or less
interrupt?
Yes
Level 15
No
Yes
Rev.1.00 Dec. 13, 2005 Page 309 of 1286
Is SR.IMASK level
No
13 or less
interrupt?
Yes
Level 14
Section 10 Interrupt Controller (INTC)
No
Yes
Is SR.IMASK level
No
interrupt?
Yes
Level 1
No
0?
REJ09B0158-0100
No