MCHC908GR8CFAE Freescale Semiconductor, MCHC908GR8CFAE Datasheet - Page 176
MCHC908GR8CFAE
Manufacturer Part Number
MCHC908GR8CFAE
Description
IC MCU FLSH 8BIT8MHZ 7.5K32-LQFP
Manufacturer
Freescale Semiconductor
Series
HC08r
Specifications of MCHC908GR8CFAE
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Connectivity
SCI, SPI
Peripherals
LVD, POR, PWM
Number Of I /o
21
Program Memory Size
7.5KB (7.5K x 8)
Program Memory Type
FLASH
Ram Size
384 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 6x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
32-LQFP
Controller Family/series
HC08
No. Of I/o's
21
Ram Memory Size
384Byte
Cpu Speed
8MHz
No. Of Timers
2
Embedded Interface Type
I2C, SCI, SPI
Rohs Compliant
Yes
Processor Series
HC08G
Core
HC08
Data Bus Width
8 bit
Data Ram Size
384 B
Interface Type
SCI, SPI
Maximum Clock Frequency
8.2 MHz
Number Of Programmable I/os
21
Number Of Timers
3
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Development Tools By Supplier
FSICEBASE, DEMO908GZ60E, M68CBL05CE, M68EML08GPGTE
Minimum Operating Temperature
- 40 C
On-chip Adc
8 bit, 6 Channel
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MCHC908GR8CFAE
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Company:
Part Number:
MCHC908GR8CFAER
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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Keyboard Interrupt (KBI)
13.4 Functional Description
Technical Data
176
Writing to the KBIE3–KBIE0 bits in the keyboard interrupt enable register
independently enables or disables each port A pin as a keyboard
interrupt pin. Enabling a keyboard interrupt pin also enables its internal
pullup device. A logic 0 applied to an enabled keyboard interrupt pin
latches a keyboard interrupt request.
A keyboard interrupt is latched when one or more keyboard pins goes
low after all were high. The MODEK bit in the keyboard status and
control register controls the triggering mode of the keyboard interrupt.
Freescale Semiconductor, Inc.
•
•
For More Information On This Product,
If the keyboard interrupt is edge-sensitive only, a falling edge on a
keyboard pin does not latch an interrupt request if another
keyboard pin is already low. To prevent losing an interrupt request
on one pin because another pin is still low, software can disable
the latter pin while it is low.
If the keyboard interrupt is falling-edge and low-level sensitive, an
interrupt request is present as long as any keyboard interrupt pin
is low and the pin is keyboard interrupt enabled.
Go to: www.freescale.com
Keyboard Interrupt (KBI)
MC68HC908GR8 — Rev 4.0
MOTOROLA
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