D6417729RHF200BV Renesas Electronics America, D6417729RHF200BV Datasheet - Page 468

• Manufacturer Part Number: D6417729RHF200BV
• Description: IC SUPER H MPU ROMLESS 208QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of D6417729RHF200BV

• Core Processor: SH-3 DSP
• Core Size: 32-Bit
• Speed: 200MHz
• Connectivity: EBI/EMI, FIFO, IrDA, SCI, SmartCard
• Peripherals: DMA, POR, WDT
• Number Of I /o: 96
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.85 V ~ 2.15 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 208-QFP Exposed Pad, 208-eQFP, 208-HQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

12.4
12.4.1
The DMAC has an on-chip compare match timer (CMT) to generate DMA transfer requests. The
CMT has a 16-bit counter.
Features
The CMT has the following features:
Block Diagram
Figure 12.26 shows a block diagram of the CMT.
Rev. 5.0, 09/03, page 420 of 806
CMCOR0:
Four types of counter input clock can be selected
Generates a DMA transfer request when compare match occurs.
CMCSR0:
CMCNT0:
CMSTR:
One of four internal clocks (P /4, P /8, P /16, P /64) can be selected.
Compare Match Timer (CMT)
Overview
Compare match timer start register
Compare match timer control/status register 0
Compare match timer constant register 0
Compare match timer counter 0
Control circuit
Figure 12.26 Block Diagram of CMT
Pφ/4 Pφ/8 Pφ/16 Pφ/64
Module bus
Clock selection
Internal bus
interface
Bus
CMT