MC68HC908JB8JDW Freescale Semiconductor, MC68HC908JB8JDW Datasheet - Page 109
MC68HC908JB8JDW
Manufacturer Part Number
MC68HC908JB8JDW
Description
IC MCU 8K FLASH 3MHZ 20-SOIC
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908JB8JDWE.pdf
(286 pages)
Specifications of MC68HC908JB8JDW
Core Processor
HC08
Core Size
8-Bit
Speed
3MHz
Connectivity
USB
Peripherals
LVD, POR, PWM
Number Of I /o
13
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
0°C ~ 70°C
Package / Case
20-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
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8.6.2.1 Interrupt Status Register 1
8.6.3 Reset
8.6.4 Break Interrupts
MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3
Freescale Semiconductor
Address:
IF6–IF1 — Interrupt Flags 1–6
Bit 0 and Bit 1 — Always read 0
All reset sources always have equal and highest priority and cannot be
arbitrated.
The break module can stop normal program flow at a software-
programmable break point by asserting its break interrupt output. (See
Section 17. Break Module
break state by forcing it to the SWI vector location. Refer to the break
interrupt subsection of each module to see how each module is affected
by the break state.
Reset:
Read:
Write:
These flags indicate the presence of interrupt requests from the
sources shown in
1 = Interrupt request present
0 = No interrupt request present
$FE04
Bit 7
IF6
R
R
0
System Integration Module (SIM)
Figure 8-12. Interrupt Status Register 1 (INT1)
IF5
R
6
0
= Reserved
Table
IF4
R
5
0
8-4.
(BREAK).) The SIM puts the CPU into the
IF3
R
4
0
IF2
R
3
0
System Integration Module (SIM)
IF1
R
2
0
Exception Control
R
1
0
0
Technical Data
Bit 0
R
0
0
109
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