HD6417706F133 Renesas Electronics America, HD6417706F133 Datasheet - Page 316

• Manufacturer Part Number: HD6417706F133
• Description: IC SUPERH MPU ROMLESS 176LQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of HD6417706F133

• Core Processor: SH-3
• Core Size: 32-Bit
• Speed: 133MHz
• Connectivity: EBI/EMI, FIFO, SCI, SmartCard
• Peripherals: DMA, POR, WDT
• Number Of I /o: 103
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.75 V ~ 2.05 V
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 176-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Section 9 Direct Memory Access Controller (DMAC)
Rev. 5.00 May 29, 2006 page 266 of 698
REJ09B0146-0500
Notes: 1. In auto-request mode, transfer begins when NMIF and TE are all 0 and the DE and DME bits
2. DREQ = level detection in burst mode (external request) or cycle-steal mode.
3. DREQ = edge detection in burst mode (external request), or auto-request mode in burst mode.
(SAR, DAR, DMATCR, CHCR, DMAOR)
DEI interrupt request (when IE = 1)
DMATCR – 1
are set to 1.
DE, DME = 1 and
Transfer (1 transfer unit);
Transfer request
DE = 0 or DME
NMIF, TE = 0?
DMATCR = 0?
Initial settings
Yes
Yes
NMIF = 1 or
Yes
Yes
Transfer end
occurs? *
Start
= 0?
DMATCR, SAR and DAR
updated
1
Figure 9.2 DMAC Transfer Flowchart
No
No
No
No
Transfer aborted
DE = 0 or DME
Normal end
NMIF = 1 or
Yes
*
3
= 0?
DREQ detection selection
transfer request mode,
Bus mode,
No
system
*
2