mc68hc908gp20 Freescale Semiconductor, Inc, mc68hc908gp20 Datasheet - Page 23

• Manufacturer Part Number: mc68hc908gp20
• Description: M68hc08 Family Of 8-bit Microcontroller Units Mcus
• Manufacturer: Freescale Semiconductor, Inc

Advance Information — MC68HC908GP20
MC68HC908GP20
Freescale Semiconductor
—
Rev 2.1
Figure
1-1
1-2
1-3
1-4
2-1
2-2
4-1
4-2
4-3
4-4
4-5
4-6
4-7
4-8
4-9
5-1
5-2
5-3
5-4
6-1
6-2
6-3
6-4
6-5
6-6
6-7
MCU Block Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
DIP Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
QFP Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Power Supply Bypassing . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Control, Status, and Data Registers . . . . . . . . . . . . . . . . . . 47
Internal Reset Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Power-On Reset Recovery. . . . . . . . . . . . . . . . . . . . . . . . . . 72
SIM Reset Status Register (SRSR) . . . . . . . . . . . . . . . . . . . 74
Interrupt Stacking Order . . . . . . . . . . . . . . . . . . . . . . . . . . . .76
Interrupt Recognition Example . . . . . . . . . . . . . . . . . . . . . . . 77
Interrupt Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Interrupt Status Register 1 (INT1) . . . . . . . . . . . . . . . . . . . . 85
Interrupt Status Register 2 (INT2) . . . . . . . . . . . . . . . . . . . . 85
Interrupt Status Register 3 (INT3) . . . . . . . . . . . . . . . . . . . . 86
ADC Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
ADC Status and Control Register (ADSCR). . . . . . . . . . . . . 93
ADC Data Register (ADR) . . . . . . . . . . . . . . . . . . . . . . . . . . 95
ADC Clock Register (ADCLK) . . . . . . . . . . . . . . . . . . . . . . . 96
Break Module Block Diagram. . . . . . . . . . . . . . . . . . . . . . . 101
I/O Register Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Break Status and Control Register (BRKSCR) . . . . . . . . . 103
Break Address Register High (BRKH) . . . . . . . . . . . . . . . . 104
Break Address Register Low (BRKL) . . . . . . . . . . . . . . . . . 104
SIM Break Status Register (SBSR) . . . . . . . . . . . . . . . . . . 105
SIM Break Flag Control Register (SBFCR) . . . . . . . . . . . . 106
Title
List of Figures
Advance Information
Page
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