HD6417720BP133BV Renesas Electronics America, HD6417720BP133BV Datasheet - Page 506

• Manufacturer Part Number: HD6417720BP133BV
• Description: SH3-DSP, WITH USB AND LCDC, PB-F
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of HD6417720BP133BV

• Core Processor: SH-3 DSP
• Core Size: 32-Bit
• Speed: 133MHz
• Connectivity: FIFO, I²C, IrDA, MMC, SCI, SD, SIO, SIM, USB
• Peripherals: DMA, LCD, POR, WDT
• Number Of I /o: 117
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Data Converters: A/D 4x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Section 10 Direct Memory Access Controller (DMAC)
Page 446 of 1414
Figure 10.17 Example of DMA Transfer End in Cycle Steal Mode Level Detection
Figure 10.16 Example of DREQ Input Detection in Burst Mode Level Detection
CKIO
Bus cycle
DREQ
DACK
TEND
CKIO
DACK
(High-active)
CKIO
Bus cycle
DACK
(High-active)
Bus cycle
DREQ
(Overrun 0,
high-level)
DREQ
(Overrun 1,
high-level)
1st acceptance
1st acceptance
DMAC
CPU
CPU
Non-sensitive period
Non-sensitive period
CPU
CPU
CPU
Last DMA transfer
Acceptance
started
2nd acceptance
DMAC
DMAC
DMAC
2nd acceptance
CPU
Acceptance
started
Acceptance
started
3rd acceptance
DMAC
SH7720 Group, SH7721 Group
R01UH0083EJ0400 Rev. 4.00
CPU
Sep 21, 2010