mc68hc908qf4 Freescale Semiconductor, Inc, mc68hc908qf4 Datasheet - Page 10
mc68hc908qf4
Manufacturer Part Number
mc68hc908qf4
Description
M68hc08 Microcontrollers Microcontroller
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC68HC908QF4.pdf
(196 pages)
- Current page: 10 of 196
- Download datasheet (3Mb)
Table of Contents
Data Sheet
10
9.6
9.7
9.7.1
9.7.2
10.1
10.2
10.3
10.3.1
10.3.2
10.3.3
10.3.4
10.4
10.5
10.6
10.6.1
10.6.2
11.1
11.2
11.3
11.3.1
11.3.1.1
11.3.1.2
11.3.2
11.3.3
11.3.4
11.4
11.4.1
11.4.2
11.4.3
11.4.4
11.4.5
11.4.6
11.4.7
11.4.8
11.5
11.5.1
11.5.2
Freescale Semiconductor, Inc.
Keyboard Module During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . 83
Input/Output Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
LVI Status Register. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
LVI Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Oscillator Module Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Low Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
For More Information On This Product,
Keyboard Status and Control Register . . . . . . . . . . . . . . . . . . . . . . . 84
Keyboard Interrupt Enable Register . . . . . . . . . . . . . . . . . . . . . . . . . 85
Polled LVI Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Forced Reset Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Voltage Hysteresis Protection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
LVI Trip Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Wait Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Internal Oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
External Oscillator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
XTAL Oscillator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
RC Oscillator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Crystal Amplifier Input Pin (OSC1) . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Crystal Amplifier Output Pin (OSC2/PTA4/BUSCLKX4). . . . . . . . . . 96
Oscillator Enable Signal (SIMOSCEN) . . . . . . . . . . . . . . . . . . . . . . . 96
XTAL Oscillator Clock (XTALCLK) . . . . . . . . . . . . . . . . . . . . . . . . . . 96
RC Oscillator Clock (RCCLK) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Internal Oscillator Clock (INTCLK) . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Oscillator Out 2 (BUSCLKX4). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Oscillator Out (BUSCLKX2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Wait Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Internal Oscillator Trimming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Internal to External Clock Switching . . . . . . . . . . . . . . . . . . . . . . . 93
Go to: www.freescale.com
Section 10. Low-Voltage Inhibit (LVI)
Section 11. Oscillator Module (OSC)
Table of Contents
MC68HC908QF4 — Rev. 1.0
MOTOROLA
Related parts for mc68hc908qf4
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet: