DS72011RB120FPV Renesas Electronics America, DS72011RB120FPV Datasheet - Page 275
DS72011RB120FPV
Manufacturer Part Number
DS72011RB120FPV
Description
IC SH7201 MPU ROMLESS 176LQFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7200r
Datasheet
1.R0K572011S000BE.pdf
(1222 pages)
Specifications of DS72011RB120FPV
Core Size
32-Bit
Core Processor
SH-2A
Speed
120MHz
Connectivity
CAN, EBI/EMI, FIFO, I²C, SCI, Serial Sound
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
104
Program Memory Type
ROMless
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 70°C
Package / Case
176-LQFP
No. Of I/o's
109
Ram Memory Size
32KB
Cpu Speed
120MHz
Digital Ic Case Style
LQFP
Supply Voltage Range
3V To 3.6V
Operating Temperature Range
-20°C To +70°C
Embedded Interface Type
I2C, SSI
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
R0K572011S000BE - KIT STARTER FOR SH7201HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)
Eeprom Size
-
Program Memory Size
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DS72011RB120FPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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SH7201 Group
9.5.2
A description is provided here of the SDRAM controller (SDRAMC) operation enable and
SDRAM bus width settings as well as operations involving SDRAM (read, write, auto-refresh,
self-refresh, initialization sequence, and mode register settings).
(1)
Enabling and disabling SDRAM access is performed by making settings in the individual
SDRAMCm control registers to enable or prohibit SDRAMC operation. SDRAM bus width
settings are also performed by means of the SDRAMCm control registers.
Even if the SDRAMC control register is set to disable SDRAMC operation, refresh operation will
still take place if self-refresh or auto-refresh operation is set as enabled.
(2)
SDRAMC controls the SDRAM by issuing commands each bus cycle. These commands are
defined by combinations of RAS, CAS, WE, CKE, CS, etc.
Table 9.10 lists the commands issued by SDRAMC.
Table 9.10 SDRAMC Commands
[Legend]
H: High level, L: Low level, V: Valid, X: Don't care
R01UH0026EJ0300 Rev. 3.00
Sep 24, 2010
DSL
ACT
RD
WR
PRA
RFA
MRS
EMRS
RFS
RFX
DPD
DPDX
SDRAM Access Enable/Disable and SDRAM Bus Width Settings
SDRAM Commands
SDRAM Interface
Command
Deselect
Initialize row and bank
Read
Write
Precharge all banks
Auto-refresh
Mode register set
Extended mode
register set
Self-refresh entry
Self-refresh exit
Deep-power-down
Deep-power-down exit
SDCS
H
L
L
L
L
L
L
L
L
H
L
X
SDRAS SDCAS SDWE
L
H
L
X
X
X
H
L
L
L
L
H
X
H
L
L
H
L
L
L
L
X
H
X
X
H
H
L
L
H
L
L
H
X
L
X
Section 9 Bus State Controller (BSC)
SDCKE BA1
X
H
H
H
H
H
H
H
H → L
L → H
L → H
H → L
V
V
X
X
V
X
L
H
X
X
X
X
Page 247 of 1190
BA0
X
V
V
V
X
X
L
L
X
X
X
X
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