MC68HC908JB8JPE Freescale Semiconductor, MC68HC908JB8JPE Datasheet - Page 96

• Manufacturer Part Number: MC68HC908JB8JPE
• Description: IC MCU FLASH 8BIT 8K 20-DIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908JB8JPE

• 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-DIP (0.300", 7.62mm)
• Controller Family/series: HC08
• No. Of I/o's: 13
• Ram Memory Size: 256Byte
• Cpu Speed: 3MHz
• No. Of Timers: 1
• Embedded Interface Type: USB
• Rohs Compliant: Yes
• Processor Series: HC08JB
• Core: HC08
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: USB
• Maximum Clock Frequency: 3 MHz
• Number Of Programmable I/os: 37
• Number Of Timers: 2
• Operating Supply Voltage: 4 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: Through Hole
• 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

System Integration Module (SIM)
8.3 SIM Bus Clock Control and Generation
Technical Data
96
Addr.
$FE00
$FE01
$FE02
$FE03
$FE04 Interrupt Status Register 1
Note: Writing a logic 0 clears SBSW.
Break Status Register
Reset Status Register
Register Name
Break Flag Control
Reserved Read:
Register
(BFCR)
(INT1)
(RSR)
(BSR)
The bus clock generator provides system clock signals for the CPU and
peripherals on the MCU. The system clocks are generated from an
incoming clock, OSCOUT, as shown in
Reset:
Reset:
Reset:
Read:
Write:
Read:
Write:
Write:
Read:
Write:
Read:
Write:
POR:
Figure 8-2. SIM I/O Register Summary
BCFE
Bit 7
POR
IF6
R
R
R
1
0
0
System Integration Module (SIM)
FROM CLOCK
FROM CLOCK
DOUBLER
DOUBLER
PIN
IF5
R
R
R
R
6
0
0
Figure 8-3. SIM Clock Signals
MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3
OSCXCLK
OSCOUT
COP
IF4
R
R
R
R
5
0
0
ILOP
IF3
R
R
R
R
4
0
0
÷ 2
SIM COUNTER
SIM
Figure
ILAD
IF2
R
R
R
R
3
0
0
GENERATORS
BUS CLOCK
8-3.
USB
IF1
Freescale Semiconductor
R
R
R
R
2
0
0
See note
SBSW
LVI
R
R
R
1
0
0
0
0
Bit 0
R
R
R
R
0
0
0
0