DF2328BVF25V Renesas Electronics America, DF2328BVF25V Datasheet - Page 180

• Manufacturer Part Number: DF2328BVF25V
• Description: IC H8S MCU FLASH 256K 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of DF2328BVF25V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 25MHz
• 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): 2.7 V ~ 3.6 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: EDK2329 - DEV EVALUATION KIT H8S/2329
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: HD64F2328BVF25V

Section 6 Bus Controller
6.1.4
Table 6.2 summarizes the registers of the bus controller.
Table 6.2
Name
Bus width control register
Access state control register
Wait control register H
Wait control register L
Bus control register H
Bus control register L
Memory control register
DRAM control register
Refresh timer counter
Refresh time constant register
Notes: 1. Lower 16 bits of the address.
Rev.6.00 Sep. 27, 2007 Page 148 of 1268
REJ09B0220-0600
2. Determined by the MCU operating mode.
3. In the H8S/2321 this register is reserved and must not be accessed.
Register Configuration
Bus Controller Registers
Abbreviation
ABWCR
ASTCR
WCRH
WCRL
BCRH
BCRL
MCR *
DRAMCR *
RTCNT *
RTCOR *
3
3
3
3
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial Value
Reset
H'FF/H'00 *
H'FF
H'FF
H'FF
H'D0
H'3C
H'00
H'00
H'00
H'FF
2
H'FED0
H'FED2
H'FED3
H'FED5
H'FED9
Address *
H'FED1
H'FED4
H'FED6
H'FED7
H'FED8
1