MC68HC908BD48IFB Freescale Semiconductor, MC68HC908BD48IFB Datasheet - Page 19
MC68HC908BD48IFB
Manufacturer Part Number
MC68HC908BD48IFB
Description
IC MCU 48K FLASH 6MHZ USB 44PQFP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908BD48IBE.pdf
(288 pages)
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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68HC908BD48IFB
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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MC68HC908BD48
Freescale Semiconductor
Data Sheet — MC68HC908BD48
—
Rev. 2.1
Figure
1-1
1-2
1-3
2-1
2-2
4-1
4-2
4-3
4-4
5-1
5-2
6-1
6-2
6-3
6-4
6-5
6-6
7-1
7-2
7-3
7-4
7-5
7-6
7-7
7-8
7-9
7-10 Interrupt Recognition Example . . . . . . . . . . . . . . . . . . . . . . . . 100
MCU Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
44-Pin QFP Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . 29
42-Pin SDIP Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . 30
Control, Status, and Data Registers . . . . . . . . . . . . . . . . . . . . .39
FLASH Control Register (FLCR) . . . . . . . . . . . . . . . . . . . . . . . 56
FLASH Programming Flowchart . . . . . . . . . . . . . . . . . . . . . . . . 60
FLASH Block Protect Register (FLBPR). . . . . . . . . . . . . . . . . . 61
FLASH Block Protect Start Address . . . . . . . . . . . . . . . . . . . . .62
Configuration Register 0 (CONFIG0) . . . . . . . . . . . . . . . . . . . . 64
Configuration Register 1 (CONFIG1) . . . . . . . . . . . . . . . . . . . . 65
CPU Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Accumulator (A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Index Register (H:X) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Stack Pointer (SP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Condition Code Register (CCR) . . . . . . . . . . . . . . . . . . . . . . . . 72
SIM Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
OSC Clock Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Internal Reset Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Sources of Internal Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
POR Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Interrupt Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Interrupt Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Interrupt Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Memory Map. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Program Counter (PC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71
External Reset Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .93
List of Figures
Title
List of Figures
Data Sheet
Page
19
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