HD6417720BP133BV Renesas Electronics America, HD6417720BP133BV Datasheet - Page 385
HD6417720BP133BV
Manufacturer Part Number
HD6417720BP133BV
Description
SH3-DSP, WITH USB AND LCDC, PB-F
Manufacturer
Renesas Electronics America
Series
SuperH® SH7700r
Datasheet
1.R8A77210C133BAV.pdf
(1478 pages)
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
-
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SH7720 Group, SH7721 Group
9.4.4
SDCR specifies the method to refresh and access SDRAM, and the types of SDRAMs to be
connected.
R01UH0083EJ0400 Rev. 4.00
Sep 21, 2010
Bit
31 to 21 ⎯
20
19
18
17
16
15, 14
13
SDRAM Control Register (SDCR)
Bit Name
A2ROW1
A2ROW0
⎯
A2COL1
A2COL0
⎯
DEEP
Initial
Value
All 0
0
0
0
0
0
All 0
0
R/W
R
R/W
R/W
R
R/W
R/W
R
R/W
Description
Reserved
These bits are always read as 0. The write value should
always be 0.
Number of Bits of Row Address for Area 2
Specify the number of bits of row address for area 2.
00: 11 bits
01: 12 bits
10: 13 bits
11: Reserved (setting prohibited)
Reserved
This bit is always read as 0. The write value should always
be 0.
Number of Bits of Column Address for Area 2
Specify the number of bits of column address for area 2.
00: 8 bits
01: 9 bits
10: 10 bits
11: Reserved (setting prohibited)
Reserved
These bits are always read as 0. The write value should
always be 0.
Deep Power-Down Mode
This bit is valid for low-power SDRAM. If the RMODE bit is
set to 1 while this bit is set to 1, the deep power-down entry
command is issued and the low-power SDRAM enters the
deep power-down mode.
0: Self-refresh mode
1: Deep power-down mode
Section 9 Bus State Controller (BSC)
Page 325 of 1414
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