HD64F3337YCP16 Renesas Electronics America, HD64F3337YCP16 Datasheet - Page 110
HD64F3337YCP16
Manufacturer Part Number
HD64F3337YCP16
Description
IC H8 MCU FLASH 60K 84PLCC
Manufacturer
Renesas Electronics America
Series
H8® H8/300r
Specifications of HD64F3337YCP16
Core Processor
H8/300
Core Size
8-Bit
Speed
16MHz
Connectivity
Host Interface, I²C, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
74
Program Memory Size
60KB (60K x 8)
Program Memory Type
FLASH
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
84-PLCC
Package
84PLCC
Family Name
H8
Maximum Speed
16 MHz
Operating Supply Voltage
5 V
Data Bus Width
8 Bit
Number Of Programmable I/os
74
Interface Type
HIF/I2C/SCI
On-chip Adc
8-chx10-bit
On-chip Dac
2-chx8-bit
Number Of Timers
3
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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Keyboard Matrix Interrupt Mask Register (KMIMR)
KMIMR is provided as a register for keyboard matrix interrupt masking. This register controls
interrupts from the KEYIN
Bits KMIMR7 to KMIMR0 of KMIMR correspond to key sense inputs KEYIN
In interrupt mask bit initialization, bit KMIMR6 corresponding to the IRQ
enable interrupt requests, while the other mask bits are set to disable interrupts.
KMIMR is an 8-bit readable/writable register used in keyboard matrix scan/sense. This register
initializes to a state in which only the input at the IRQ
interrupts from two or more pins in keyboard matrix scanning and sensing, clear the corresponding
mask bits to 0.
Figure 4.3 shows the relationship between the IRQ
Bits 7 to 0—Keyboard Matrix Interrupt Mask (KMIMR7 to KMIMR0): These bits control
key sense input interrupt requests KEYIN
Bits 7 to 0:
KMIMR7 to KMIMR0
0
1
Note: * Except KMIMR6, which is initially 0.
78
Bit
Initial value
Read/Write
KMIMR7 KMIMR6 KMIMR5 KMIMR4 KMIMR3 KMIMR2 KMIMR1 KMIMR0
R/W
7
1
Description
Key sense input interrupt request is enabled.
Key sense input interrupt request is disabled.
7
to KEYIN
R/W
6
0
0
R/W
key sense input pins for a 16 8 matrix keyboard.
5
1
7
to KEYIN
R/W
6
4
1
interrupt, KMIMR, and KMIMRA.
0
6
.
pin is enabled. To enable key sense input
R/W
3
1
R/W
2
1
6
/KEYIN
7
to KEYIN
R/W
1
1
6
pin is set to
(Initial value)*
0
.
R/W
0
1
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