DF71251AD50FPV Renesas Electronics America, DF71251AD50FPV Datasheet - Page 571

• 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: -

15.1.7
IFCR is a 16-bit readable/writable register that is used to control the IRQOUT pin output when it
is selected as the multiplexed pin function by port E control register L4 (PECRL4). When
PECRL4 selects another function, the IFCR setting does not affect the pin function.
Initial value:
Bit
3, 2
1
0
Bit
15 to 2
1
0
R/W:
Bit:
IRQOUT Function Control Register (IFCR)
15
R
0
Bit Name
⎯
PE0MD1
PE0MD0
-
Bit Name
⎯
IRQMD1
IRQMD0
14
R
0
-
13
R
0
-
Initial
Value
All 0
0
0
Initial
Value
All 0
0
0
12
R
0
-
11
R
0
-
R/W
R
R/W
R/W
R/W
R
R/W
R/W
10
R
0
-
R
9
0
Description
Reserved
These bits are always read as 0. The write value
should always be 0.
PE0 Mode
Select the function of the PE0/TIOC0A pin.
00: PE0 I/O (port)
01: TIOC0A I/O (MTU2)
Other than above: Setting prohibited
Description
Reserved
These bits are always read as 0. The write value
should always be 0.
Port E IRQOUT Pin Function Select
Select the IRQOUT pin function when bits 14 to 12
(PE15MD2 to PE15MD0) in PECRL4 are set to B'011.
00: Interrupt request accept signal output
Other than above: Always high-level output
-
R
8
0
-
R
7
0
-
R
Rev. 5.00 Mar. 06, 2009 Page 551 of 770
6
0
-
R
5
0
-
R
4
0
-
R
3
0
-
REJ09B0243-0500
R
2
0
-
R/W
MD1
IRQ
1
0
R/W
MD0
IRQ
0
0