HD6417760BL200AV Renesas Electronics America, HD6417760BL200AV Datasheet - Page 559

• Manufacturer Part Number: HD6417760BL200AV
• Description: SH4 7760, 17 X17 256BGA, LCDC, U
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7750r

Specifications of HD6417760BL200AV

• Core Processor: SH-4
• Core Size: 32-Bit
• Speed: 200MHz
• Connectivity: Audio Codec, CAN, EBI/EMI, FIFO, I²C, MFI, MMC, SCI, Serial Sound, SIM, SPI, USB
• Peripherals: DMA, LCD, POR, WDT
• Number Of I /o: 69
• Program Memory Type: ROMless
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Figure 11.35 HAC/SSI DMA Transfer Operation Flow Using an Interrupt
DMAATXTCR (Number of bytes transferred: transmitting)
DMAARXTCR (Number of bytes transferred: receiving)
INTMSKCLR00[14:12] (INTC side interrupt enable)
DMABRGCR[31:24] (DMAC side interrupt enable)
Disable HAC/SSI DMA and transfer completed
HAC/SSI DMA transfer setting (interrupt used)
DMAATXSAR (transmit address: transmitting)
Enable HAC/SSI DMA and transfer started
DMAARXDAR (receive address: receiving)
Reset HAC/SSI and set operating mode
INTPRI08[23:20] (interrupt level setting)
Set DMAC CH0 resource and priority
Select HAC/SSI module by setting
HACACR.*DMA*_EN = 1 (HAC)
DMAACR.TDE = 1 (transmitting)
Check and clear interrupt event
DMARCR (acceptance priority)
HACACR.*DMA*EN = 0 (HAC)
DMAACR.RDE = 1 (receiving)
DMARSRA (resource select)
DMAOR (DMABRG mode)
DMAC interrupt occurred?
Set DMA transfer address
SSICR.DMEN = 1 (SSI)
SSICR.DMEN = 0 (SSI)
HACACR.AT = 1 (HAC)
HACACR.AT = 0 (HAC)
Enable DMA interrupts
Change DMA resource
SSICR.EN = 1 (SSI)
SSICR.EN = 0 (SSI)
DMABRGCR[23:16]
Continue transfer?
Disable interrupts
Activate DMAC
Codec ready?
(Only for HAC)
PFC.IPSELR
Transfer end
No
Yes
Yes
No
No
Rev. 2.00 Feb. 12, 2010 Page 475 of 1330
REJ09B0554-0200