DF71251AD50FPV Renesas Electronics America, DF71251AD50FPV Datasheet - Page 581

• 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: -

16.2
Port B in the SH7125 is an input/output port with the five pins shown in figure 16.3.
Port B in the SH7124 is an input/output port with the three pins shown in figure 16.4.
16.2.1
Port B is a 5-bit input/output port in the SH7125 and a 3-bit input/output port in the SH7124. Port
B has the following register. For details on register addresses and register states during each
processing, refer to section 20, List of Registers.
Table 16.3 Register Configuration
Register Name
Port B data register H
Port B data register L
Port B port register H
Port B port register L
Port B
Port B
Port B
Register Descriptions
PB16 (I/O)/ POE3 (input)
PB5 (I/O)/ IRQ3 (input)/ TIC5U (input)
PB3 (I/O)/ IRQ1 (input)/ POE1 (input)/ TIC5V (input)
PB2 (I/O)/I RQ0 (input)/ POE0 (input)
PB1 (I/O)/ TIC5W (input)
PB5 (I/O)/ IRQ3 (input)/ TIC5U (input)
PB3 (I/O)/ IRQ1 (input)/ POE1 (input)/ TIC5V (input)
PB1 (I/O)/ TIC5W (input)
Abbrevia-
tion
PBDRH
PBDRL
PBPRH
PBPRL
Figure 16.3 Port B (SH7125)
Figure 16.4 Port B (SH7124)
R/W
R/W
R/W
R
R
Initial Value
⎯
⎯
H'0000
H'0000
Rev. 5.00 Mar. 06, 2009 Page 561 of 770
H'FFFFD180
H'FFFFD182
H'FFFFD19C
H'FFFFD19E
Address
REJ09B0243-0500
Access Size
8, 16, 32
8, 16
8, 16, 32
8, 16