R4F24268NVFQV Renesas Electronics America, R4F24268NVFQV Datasheet - Page 197

• Manufacturer Part Number: R4F24268NVFQV
• Description: MCU 256K FLASH 48K 144-LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2400r

Specifications of R4F24268NVFQV

• Core Processor: H8S/2600
• Core Size: 16/32-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, I²C, IrDA, SCI, SSU, UART/USART
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 96
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 10x10b, D/A 2x8b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

H8S/2426, H8S/2426R, H8S/2424 Group
6.3.6
BROMCRH and BROMCRL are used to make burst ROM interface settings. Area 0 and area 1
burst ROM interface settings can be made independently in BROMCRH and BROMCRL,
respectively.
(n = 1 or 0)
REJ09B0466-0350 Rev. 3.50
Jul 09, 2010
Bit
7
6
5
4
3
2
1
0
Bit Name
BSRMn
BSTSn2
BSTSn1
BSTSn0
⎯
⎯
BSWDn1
BSWDn0
Area 0 Burst ROM Interface Control Register (BROMCRH)
Area 1 Burst ROM Interface Control Register (BROMCRL)
Initial Value
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
Burst ROM Interface Select
Selects the basic bus interface or burst ROM
interface.
0: Basic bus interface space
1: Burst ROM interface space
Burst Cycle Select
These bits select the number of burst cycle states.
000: 1 state
001: 2 states
010: 3 states
011: 4 states
100: 5 states
101: 6 states
110: 7 states
111: 8 states
Reserved
These bits are always read as 0. The initial value
should not be changed.
Burst Word Number Select
These bits select the number of words that can be
burst-accessed on the burst ROM interface.
00: Maximum 4 words
01: Maximum 8 words
10: Maximum 16 words
11: Maximum 32 words
Section 6 Bus Controller (BSC)
Page 167 of 1372