DF2398F20V Renesas Electronics America, DF2398F20V Datasheet - Page 243

• Manufacturer Part Number: DF2398F20V
• Description: IC H8S/2300 MCU FLASH 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of DF2398F20V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 87
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 128-QFP
• For Use With: YR0K42378FC000BA - KIT EVAL FOR H8S/2378
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Transfer requests (activation sources) consist of A/D converter conversion end interrupts, external requests, SCI
transmission data empty and reception data full interrupts, and TPU channel 0 to 5 compare match/input capture A
interrupts.
For details, see section 7.3.4, DMA Control Register (DMACR).
Figure 7-16 shows an example of the setting procedure for block transfer mode.
Figure 7-15 Operation Flow in Block Transfer Mode
MARB = MARB – DAIDE·(–1)
MARA = MARA – SAIDE·(–1)
MARB = MARB + DAIDE·(–1)
MARA = MARA + SAIDE·(–1)
Write to address specified by MARB
No
Read address specified by MARA
ETCRAL = ETCRAL–1
ETCRB = ETCRB – 1
ETCRAL = ETCRAH
(DTE = DTME = 1)
Clear DTE bit to 0
Transfer request?
ETCRB = H'0000
ETCRAL = H'00
to end transfer
Release bus
Acquire bus
BLKDIR = 0
Start
Yes
Yes
Yes
Yes
DAID
SAID
·2
·2
DAID
SAID
DTSZ
DTSZ
·2
·2
·ETCRAH
·ETCRAH
DTSZ
DTSZ
No
No
No
Rev.6.00 Oct.28.2004 page 213 of 1016
REJ09B0138-0600H