HD6417720BP133BV Renesas Electronics America, HD6417720BP133BV Datasheet - Page 362

• Manufacturer Part Number: HD6417720BP133BV
• Description: SH3-DSP, WITH USB AND LCDC, PB-F
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of HD6417720BP133BV

• Core Processor: SH-3 DSP
• Core Size: 32-Bit
• Speed: 133MHz
• Connectivity: FIFO, I²C, IrDA, MMC, SCI, SD, SIO, SIM, USB
• Peripherals: DMA, LCD, POR, WDT
• Number Of I /o: 117
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Data Converters: A/D 4x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Section 9 Bus State Controller (BSC)
Page 302 of 1414
Bit
10
9
8
7
6
5 to 0
Bit Name
WR3
WR2
WR1
WR0
WM
⎯
Initial
Value
1
0
1
0
0
All 0
R/W
R/W
R/W
R/W
R/W
R/W
R
Description
Number of Access Wait Cycles
Specify the number of wait cycles that are necessary for
read or write access.
0000: 0 cycle
0001: 1 cycle
0010: 2 cycles
0011: 3 cycles
0100: 4 cycles
0101: 5 cycles
0110: 6 cycles
0111: 8 cycles
1000: 10 cycles
1001: 12 cycles
1010: 14 cycles
1011: 18 cycles
1100: 24 cycles
1101: Reserved (setting prohibited)
1110: Reserved (setting prohibited)
1111: Reserved (setting prohibited)
External Wait Mask Specification
Specify whether or not the external wait input is valid. The
specification by this bit is valid even when the number of
access wait cycle is 0.
0: External wait is valid
1: External wait is ignored
Reserved
These bits are always read as 0. The write value should
always be 0.
SH7720 Group, SH7721 Group
R01UH0083EJ0400 Rev. 4.00
Sep 21, 2010