DF71251AD50FPV Renesas Electronics America, DF71251AD50FPV Datasheet - Page 690

• Manufacturer Part Number: DF71251AD50FPV
• Description: MCU RISC FLASH 32K 8K 64LQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH Tinyr

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: -

19.3.3
STBCR3 is an 8-bit readable/writable register that controls the operation of modules in power-
down mode.
Rev. 5.00 Mar. 06, 2009 Page 670 of 770
REJ09B0243-0500
Bit
7, 6
5
4
3
2 to 0
Standby Control Register 3 (STBCR3)
Bit Name
⎯
MSTP13
MSTP12
MSTP11
⎯
Initial value:
Initial
Value
All 1
1
1
1
All 1
R/W:
Bit:
R/W
7
1
-
R/W
R/W
R/W
R/W
R/W
R/W
R/W
6
1
-
Description
Reserved
These bits are always read as 1. The write value should
always be 1.
Module Stop Bit 13
When this bit is set to 1, the supply of the clock to the
SCI_2 is halted.
0: SCI_2 operates
1: Clock supply to SCI_2 halted
Module Stop Bit 12
When this bit is set to 1, the supply of the clock to the
SCI_1 is halted.
0: SCI_1 operates
1: Clock supply to SCI_1 halted
Module Stop Bit 11
When this bit is set to 1, the supply of the clock to the
SCI_0 is halted.
0: SCI_0 operates
1: Clock supply to SCI_0 halted
Reserved
These bits are always read as 1. The write value should
always be 1.
MSTP
R/W
13
5
1
MSTP
R/W
12
4
1
MSTP
R/W
11
3
1
R/W
2
1
-
R/W
1
1
-
R/W
0
1
-