mc68hc908sr12 Freescale Semiconductor, Inc, mc68hc908sr12 Datasheet - Page 101

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mc68hc908sr12

Manufacturer Part Number
mc68hc908sr12
Description
M68hc08 Microcontrollers Microcontroller
Manufacturer
Freescale Semiconductor, Inc
Datasheet

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7.1 Contents
MC68HC908SR12•MC68HC08SR12 — Rev. 5.0
Freescale Semiconductor
Data Sheet — MC68HC908SR12•MC68HC08SR12
7.2
7.3
7.3.1
7.3.2
7.4
7.5
7.6
7.7
7.7.1
7.7.2
7.7.3
7.7.4
7.7.5
7.7.6
7.8
7.8.1
7.8.2
7.9
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Clock Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Internal Oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
RC Oscillator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
X-tal Oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Low Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Oscillator During Break Mode. . . . . . . . . . . . . . . . . . . . . . . . . 110
CGM Reference Clock Selection . . . . . . . . . . . . . . . . . . . . 104
TBM Reference Clock Selection . . . . . . . . . . . . . . . . . . . . 105
Crystal Amplifier Input Pin (OSC1). . . . . . . . . . . . . . . . . . . 108
Crystal Amplifier Output Pin (OSC2) . . . . . . . . . . . . . . . . . 109
Oscillator Enable Signal (SIMOSCEN). . . . . . . . . . . . . . . . 109
CGM Oscillator Clock (CGMXCLK) . . . . . . . . . . . . . . . . . . 109
CGM Reference Clock (CGMRCLK) . . . . . . . . . . . . . . . . . 109
Oscillator Clock to Time Base Module (OSCCLK) . . . . . . . 109
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .110
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .110
Oscillator (OSC)
Section 7. Oscillator (OSC)
Data Sheet
101

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