MCHC908JW32FAE Freescale Semiconductor, MCHC908JW32FAE Datasheet - Page 186

• Manufacturer Part Number: MCHC908JW32FAE
• Description: IC MCU 32K FLASH 8MHZ 48-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MCHC908JW32FAE

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SPI, USB
• Peripherals: LED, LVD, POR, PWM
• Number Of I /o: 29
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 3.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 48-LQFP
• Controller Family/series: HC08
• No. Of I/o's: 48
• Ram Memory Size: 1KB
• Cpu Speed: 8MHz
• No. Of Timers: 1
• Embedded Interface Type: SPI
• Rohs Compliant: Yes
• Processor Series: HC08JW
• Core: HC08
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Interface Type: SPI, USB
• Number Of Programmable I/os: 29
• Number Of Timers: 2
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: FSICEBASE, DEMO908GZ60E, M68EML08GZE, KITUSBSPIDGLEVME, KITUSBSPIEVME, KIT33810EKEVME
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

External Interrupt (IRQ)
When set, the IMASK bit in the ISCR mask all external interrupt requests. A latched interrupt request is
not presented to the interrupt priority logic unless the IMASK bit is clear.
186
PTE3
IRQ
IRQPD
PTE3IE
I
PULLUP
DEVICE
NTERNAL
TO PTE3 PULLUP
ENABLE CIRCUITRY
DECODER
V
VECTOR
RESET
FETCH
DD
The interrupt mask (I) in the condition code register (CCR) masks all
interrupt requests, including external interrupt requests. (See
Control.)
ACK
Figure 14-1. IRQ Module Block Diagram
MC68HC908JW32 Data Sheet, Rev. 6
MODE
"1"
"1"
NOTE
D
D
CK
CK
CLR
IRQ
CLR
FF
Q
Q
READ IOCR
PTE3IF
VOLTAGE
DETECT
HIGH
IMASK
SYNCHRO-
NIZER
6.5 Exception
Freescale Semiconductor
IRQF
TO MODE
SELECT
LOGIC
TO CPU FOR
BIL/BIH
INSTRUCTIONS
IRQ
INTERRUPT
REQUEST