DF2238RTF6 Renesas Electronics America, DF2238RTF6 Datasheet - Page 309

• Manufacturer Part Number: DF2238RTF6
• Description: MCU 2.2/3V 256K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2200r

Specifications of DF2238RTF6

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 6MHz
• Connectivity: I²C, SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 72
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 2.2 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: HD64F2238RTF6; HD64F2238RTF6

Figure 8.11 Example of Single Address Mode Setting Procedure
Set transfer source and
Set number of transfers
Single address mode
transfer destination
Read DMABCRL
Set DMABCRH
Single address
Set DMABCRL
mode setting
Set DMACR
addresses
(when Sequential Mode Is Specified)
[1]
[2]
[3]
[4]
[5]
[6]
[1]
[2]
[3]
[4]
[5]
[6]
Set each bit in DMABCRH.
Set the transfer source address/transfer
destination address in MAR.
Set the number of transfers in ETCR.
Set each bit in DMACR.
Read the DTE bit in DMABCRL as 0.
Set each bit in DMABCRL.
Clear the FAE bit to 0 to select short address
mode.
Set the SAE bit to 1 to select single address
mode.
Specify enabling or disabling of internal
interrupt clearing with the DTA bit.
Set the transfer data size with the DTSZ bit.
Specify whether MAR is to be incremented or
decremented with the DTID bit.
Clear the RPE bit to 0 to select sequential
mode.
Specify the transfer direction with the DTDIR
bit.
Select the activation source with bits DTF3 to
DTF0.
Specify enabling or disabling of transfer end
interrupts with the DTIE bit.
Set the DTE bit to 1 to enable transfer.
Rev. 6.00 Mar. 18, 2010 Page 247 of 982
Section 8 DMA Controller (DMAC)
REJ09B0054-0600