HD64F7144F50V Renesas Electronics America, HD64F7144F50V Datasheet - Page 190
HD64F7144F50V
Manufacturer Part Number
HD64F7144F50V
Description
IC SUPERH MCU FLASH 256K 112QFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7144r
Specifications of HD64F7144F50V
Core Processor
SH-2
Core Size
32-Bit
Speed
50MHz
Connectivity
EBI/EMI, I²C, SCI
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
74
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
112-QFP
For Use With
HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)EDK7145 - DEV EVALUATION KIT SH7145
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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9. Bus State Controller (BSC)
9.5
9.5.1
BCR1 is a 16-bit readable/writable register that enables access to the MTU control registers and
specifies the bus size of each CS space. When using the SH7144, specify the bus size as word (16-
bit) or smaller size.
Write bits 7 to 0 of BCR1 during the initialization stage after a power-on reset, and do not change
the values thereafter. In on-chip ROM enabled mode, do not access any of each CS space until
completion of register initialization. In on-chip ROM disabled mode, do not access CS spaces
other than CS0 and CS4 until completion of register initialization.
Rev.4.00 Mar. 27, 2008 Page 144 of 882
REJ09B0108-0400
Bit
15
14
13
12 to 8 ⎯
7
Bit Name Initial Value R/W
⎯
⎯
MTURWE 1
A3LG
Register Descriptions
Bus Control Register 1 (BCR1)
0
1
All 0
0
R
R
R/W
R
R/W
Description
Reserved
This bit is always read as 0. The write value should
always be 0.
Reserved
This bit is always read as 1. The write value should
always be 1.
MTU read/write enable
This bit enables MTU control register access. For details,
refer to section 11, Multi-Function Timer Pulse Unit
(MTU).
0: MTU control register access is disabled
1: MTU control register access is enabled
Reserved
These bits are always read as 0. The write value should
always be 0.
CS3 and CS7 space longword
This bit specifies the CS3 and CS7 space bus size. This
bit is valid only for the SH7145.
This bit is reserved in SH7144. This bit is always read as
0 and should always be written with 0.
0: Depends on the value set with the A3SZ bit in this
1: Longword (32 bits)
register.
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