DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 169

• Manufacturer Part Number: DF2148ATE20
• Description: IC H8S MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2148ATE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: Host Interface, I²C, IrDA, SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 74
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: HD64F2148ATE20; HD64F2148ATE20

Bits 7 to 0—Keyboard Matrix Interrupt Mask (KMIMR15 to KMIMR8): These bits control
key-sense input interrupt requests (KIN15 to KIN8).
Figure 5.2 shows the relationship between interrupts IRQ7 and IRQ6, interrupts KIN15 to KIN0,
and registers KMIMR and KMIMRA.
Bits 7 to 0
KMIMR15
to KMIMR8 Description
0
1
Figure 5.2 Relationship between Interrupts IRQ7 and IRQ6, Interrupts KIN15 to KIN0,
KMIMR0 (initial value 1)
P60/KIN0
KMIMR5 (initial value 1)
P65/KIN5
KMIMR6 (initial value 0)
P66/KIN6/IRQ6
KMIMR7 (initial value 1)
P67/KIN7/IRQ7
KMIMR8 (initial value 1)
PA0/KIN8
KMIMR9 (initial value 1)
PA1/KIN9
KMIMR15 (initial value 1)
PA7/KIN15
Key-sense input interrupt requests enabled
Key-sense input interrupt requests disabled (Initial value)
and Registers KMIMR and KMIMRA
IRQ6E
IRQ6SC
IRQ7E
IRQ7SC
Rev. 4.00 Sep 27, 2006 page 123 of 1130
IRQ7 internal signal
IRQ6 internal signal
Section 5 Interrupt Controller
enable/disable
enable/disable
Edge/level
Edge/level
selection
selection
circuit
circuit
REJ09B0327-0400
IRQ6
interrupt
IRQ7
interrupt