MC68HC908JB12JDW Freescale Semiconductor, MC68HC908JB12JDW Datasheet - Page 21

• Manufacturer Part Number: MC68HC908JB12JDW
• Description: IC MCU 12K FLASH 6MHZ USB 20SOIC
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908JB12JDW

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 6MHz
• Connectivity: SCI, USB
• Peripherals: LED, LVD, POR, PWM
• Number Of I /o: 13
• Program Memory Size: 12KB (12K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 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: -

MC68HC908JB16
Freescale Semiconductor
Technical Data — MC68HC908JB16
—
Rev. 1.1
Figure
1-1
1-2
1-3
1-4
1-5
2-1
2-2
4-1
4-2
4-3
4-4
4-5
5-1
6-1
6-2
6-3
6-4
6-5
6-6
7-1
8-1
8-2
8-3
8-4
MC68HC908JB16 MCU Block Diagram . . . . . . . . . . . . . . . . . . 32
32-Pin LQFP Pin Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . 33
28-Pin SOIC Pin Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Regulator Supply Capacitor Configuration . . . . . . . . . . . . . . . . 35
Control, Status, and Data Registers . . . . . . . . . . . . . . . . . . . . .44
FLASH I/O Register Summary . . . . . . . . . . . . . . . . . . . . . . . . . 60
FLASH Control Register (FLCR) . . . . . . . . . . . . . . . . . . . . . . . 61
FLASH Programming Flowchart . . . . . . . . . . . . . . . . . . . . . . . . 65
FLASH Block Protect Register (FLBPR). . . . . . . . . . . . . . . . . . 66
FLASH Block Protect Start Address . . . . . . . . . . . . . . . . . . . . .66
Configuration Register (CONFIG). . . . . . . . . . . . . . . . . . . . . . . 72
CPU Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Accumulator (A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Index Register (H:X) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Stack Pointer (SP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Condition Code Register (CCR) . . . . . . . . . . . . . . . . . . . . . . . . 80
SIM Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
SIM Clock Signals. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100
Power Supply Bypassing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Memory Map. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Program Counter (PC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .79
Oscillator External Connections . . . . . . . . . . . . . . . . . . . . . . . .94
SIM I/O Register Summary. . . . . . . . . . . . . . . . . . . . . . . . . . .100
External Reset Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .102
List of Figures
Title
List of Figures
Technical Data
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