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MC68HC11P2BCFN4 Datasheet(PDF) 13 Page - Freescale Semiconductor, Inc

Part # MC68HC11P2BCFN4
Description  Microcontrollers
PDF  268 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

MC68HC11P2BCFN4 Datasheet(HTML) 13 Page - Freescale Semiconductor, Inc

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MC68HC11P2 — Rev 1.0
Technical Data
List of Figures
Technical Data — MC68HC11P2
List of Figures
Figure
Title
Page
1-1
MC68HC11P2/MC68HC711P2 block diagram . . . . . . . . . . . . . 19
2-1
84-pin PLCC/CERQUAD pinout . . . . . . . . . . . . . . . . . . . . . . . . 22
2-2
External reset circuitry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2-3
Oscillator connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
2-4
PLL circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
2-5
RAM stand-by connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
3-1
MC68HC11P2 memory map. . . . . . . . . . . . . . . . . . . . . . . . . . . 44
3-2
RAM and register overlap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
5-1
SCI baud rate generator circuit diagram. . . . . . . . . . . . . . . . . . 88
5-2
SCI1 block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
5-3
Interrupt source resolution within SCI. . . . . . . . . . . . . . . . . . . 103
6-1
MI BUS timing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
6-2
Biphase coding and error detection . . . . . . . . . . . . . . . . . . . . 113
6-3
MI BUS block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
6-4
A typical interface between the MC68HC11P2 and the MI BUS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
7-1
SPI block diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
7-2
SPI transfer format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .128
8-1
Timer clock divider chains . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
8-2
Capture/compare block diagram. . . . . . . . . . . . . . . . . . . . . . . 141
8-3
Pulse accumulator block diagram. . . . . . . . . . . . . . . . . . . . . .159
8-4
PWM timer block diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . 164
8-5
PWM duty cycle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
9-1
A/D converter block diagram . . . . . . . . . . . . . . . . . . . . . . . . . 174
9-2
Electrical model of an A/D input pin (in sample mode) . . . . . . 175
9-3
A/D conversion sequence. . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
10-1
Processing flow out of reset (1 of 2) . . . . . . . . . . . . . . . . . . . . 206
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com



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