R5F61668RN50FPV Renesas Electronics America, R5F61668RN50FPV Datasheet - Page 178

• Manufacturer Part Number: R5F61668RN50FPV
• Description: IC H8SX/1668 MCU FLASH 144LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8SX/1600r

Specifications of R5F61668RN50FPV

• Core Processor: H8SX
• Core Size: 16/32-Bit
• Speed: 50MHz
• Connectivity: EBI/EMI, I²C, IrDA, SCI, SmartCard, USB
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 92
• Program Memory Size: 1MB (1M x 8)
• Program Memory Type: FLASH
• Ram Size: 56K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-LQFP
• For Use With: R0K561668S000BE - KIT STARTER FOR H8SX/1668R0K561664S001BE - KIT STARTER FOR H8SX/1651HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 7 Interrupt Controller
7.3.6
ISR is an IRQ15, IRQ14, and IRQ11 to IRQ0 interrupt request register.
Rev. 2.00 Sep. 24, 2008 Page 144 of 1468
REJ09B0412-0200
Bit
15
14
13, 12
Bit
Bit Name
Initial Value
R/W
Bit
Bit Name
Initial Value
R/W
Note: 1. Only 0 can be written, to clear the flag. The bit manipulation instructions or memory operation instructions should
2. Supported only by the H8SX/1668M Group.
IRQ Status Register (ISR)
be used to clear the flag.
Bit Name
IRQ15F
IRQ14F*

IRQ15F
R/(W)*
R/(W)*
IRQ7F
15
0
7
0
1
1
2
IRQ14F*
Initial
Value
0
0
All 0
R/(W)*
R/(W)*
IRQ6F
14
0
6
0
1
1
2
R/W
R/(W)*
R/(W)*
R/(W)*
R/(W)*
R/(W)*
IRQ5F
13

0
5
0
1
1
1
1
1
Description
[Setting condition]
•
[Clearing conditions]
•
•
[Setting condition]
•
[Clearing conditions]
•
When IRQ14 interrupt exception handling is executed
while falling-edge sensing is selected
Reserved
These bits are always read as 0. The write value should
always be 0.
R/(W)*
R/(W)*
IRQ4F
When the interrupt selected by ISCR occurs
Writing 0 after reading IRQ15 = 1
When IRQ15 interrupt exception handling is
executed while falling-edge sensing is selected
When the interrupt selected by ISCR occurs
Writing 0 after reading IRQ14 = 1
12

0
4
0
1
1
IRQ11F
R/(W)*
R/(W)*
IRQ3F
11
0
3
0
1
1
IRQ10F
R/(W)*
R/(W)*
IRQ2F
10
0
2
0
1
1
R/(W)*
R/(W)*
IRQ9F
IRQ1F
9
0
1
0
1
1
R/(W)*
R/(W)*
IRQ8F
IRQ0F
8
0
0
0
1
1