MC68HC908BD48IFB Freescale Semiconductor, MC68HC908BD48IFB Datasheet - Page 253

• Manufacturer Part Number: MC68HC908BD48IFB
• Description: IC MCU 48K FLASH 6MHZ USB 44PQFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908BD48IFB

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 6MHz
• Connectivity: I²C, USB
• Peripherals: POR, PWM
• Number Of I /o: 32
• Program Memory Size: 48KB (48K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 6x8b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 44-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

MC68HC908BD48
Freescale Semiconductor
$001E
Addr.
IRQ
IRQ Status and Control
Register Name
Register (INTSCR)
DECODER
NOTE:
VECTOR
V
FETCH
RESET
DD
ACK
—
INTERNAL
PULLUP
DEVICE
Rev. 2.1
The interrupt mask (I) in the condition code register (CCR) masks all
interrupt requests, including external interrupt requests.
Reset:
Read:
Write:
Figure 18-1. IRQ Module Block Diagram
Table 18-1. IRQ I/O Register Summary
V
MODE
DD
D
Bit 7
CK
0
0
CLR
IRQ
FF
Q
External Interrupt (IRQ)
= Unimplemented
6
0
0
5
0
0
IMASK
SYNCHRO-
VOLTAGE
DETECT
4
0
0
NIZER
HIGH
IRQF
3
0
ACK
IRQF
2
0
0
External Interrupt (IRQ)
IMASK
TO CPU FOR
BIL/BIH
INSTRUCTIONS
IRQ
INTERRUPT
REQUEST
TO MODE
SELECT
LOGIC
1
0
Data Sheet
MODE
Bit 0
0
253