DF71251AD50FPV Renesas Electronics America, DF71251AD50FPV Datasheet - Page 139
![MCU RISC FLASH 32K 8K 64LQFP](/photos/28/61/286100/64-lqfp__plqp0064kb-a_sml.jpg)
DF71251AD50FPV
Manufacturer Part Number
DF71251AD50FPV
Description
MCU RISC FLASH 32K 8K 64LQFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH Tinyr
Datasheet
1.DF71243N50FPV.pdf
(794 pages)
Specifications of DF71251AD50FPV
Core Processor
SH-2
Core Size
32-Bit
Speed
50MHz
Connectivity
SCI
Peripherals
POR, PWM, WDT
Number Of I /o
37
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
64-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF71251AD50FPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 139 of 794
- Download datasheet (5Mb)
7.2.3
BBRA is a 16-bit readable/writable register, which specifies (1) bus master for I bus cycle, (2) L
bus cycle or I bus cycle, (3) instruction fetch or data access, (4) read or write, and (5) operand size
in the break conditions of channel A.
Initial value:
Bit
31 to 0 BAMA31 to
Bit
15 to 11 ⎯
10 to 8 CPA[2:0]
R/W:
Bit:
Bit Name
BAMA 0
Bit Name
Break Bus Cycle Register A (BBRA)
15
R
0
-
14
R
0
-
13
R
0
-
Initial
Value
All 0
Initial
Value
All 0
000
12
R
0
-
11
R/W
R/W
R
R/W
R
R/W
0
-
R/W
10
0
CPA[2:0]
Description
Break Address Mask A
Specify bits masked in the channel A break address bits
specified by BARA (BAA31 to BAA0).
0: Break address bit BAAn of channel A is included in
1: Break address bit BAAn of channel A is masked and
Note: n = 31 to 0
Description
Reserved
These bits are always read as 0. The write value should
always be 0.
Bus Master Select A for I Bus
Select the bus master when the I bus is selected as the
bus cycle of the channel A break condition. However,
when the L bus is selected as the bus cycle, the setting
of the CPA2 to CPA0 bits is disabled.
000: Condition comparison is not performed
xx1: The CPU cycle is included in the break condition
x1x: Setting prohibited
1xx: Setting prohibited
R/W
9
0
the break condition
is not included in the break condition
R/W
8
0
R/W
7
0
CDA[1:0]
R/W
Rev. 5.00 Mar. 06, 2009 Page 119 of 770
6
0
R/W
5
0
IDA[1:0]
R/W
4
0
R/W
3
0
RWA[1:0]
REJ09B0243-0500
R/W
2
0
R/W
1
0
SZA[1:0]
R/W
0
0
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