mc68hc705v12 Freescale Semiconductor, Inc, mc68hc705v12 Datasheet - Page 12
mc68hc705v12
Manufacturer Part Number
mc68hc705v12
Description
M68hc05-based Mcu Hc05 Freescale Semiconductor
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC68HC705V12.pdf
(248 pages)
- Current page: 12 of 248
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Table of Contents
Advance Information
14.5.5
14.6
14.6.1
14.6.2
14.6.3
14.6.4
14.6.5
14.6.5.1
14.6.5.2
14.6.5.3
14.6.5.4
14.6.5.5
14.7
14.7.1
14.7.2
14.7.3
14.7.4
14.7.5
14.8
14.8.1
14.8.2
15.1
15.2
15.3
15.4
15.5
15.6
15.6.1
15.6.2
15.6.3
15.6.3.1
15.6.3.2
Freescale Semiconductor, Inc.
For More Information On This Product,
BDLC Protocol Handler . . . . . . . . . . . . . . . . . . . . . . . . . . . . .160
BDLC CPU Interface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .166
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .182
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .185
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .186
Gauge System Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . .186
Coil Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .188
Technical Note . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .190
Gauge Driver Control Registers . . . . . . . . . . . . . . . . . . . . . . .191
Message Arbitration . . . . . . . . . . . . . . . . . . . . . . . . . . . . .158
Protocol Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . .161
Rx and Tx Shift Registers . . . . . . . . . . . . . . . . . . . . . . . . .162
Rx and Tx Shadow Registers . . . . . . . . . . . . . . . . . . . . . .162
Digital Loopback Multiplexer . . . . . . . . . . . . . . . . . . . . . . .162
State Machine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .162
BDLC Analog and Roundtrip Delay. . . . . . . . . . . . . . . . . .167
BDLC Control Register 1. . . . . . . . . . . . . . . . . . . . . . . . . .169
BDLC Control Register 2. . . . . . . . . . . . . . . . . . . . . . . . . .171
BDLC State Vector Register . . . . . . . . . . . . . . . . . . . . . . .179
BDLC Data Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . .181
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .182
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .182
Gauge Enable Register . . . . . . . . . . . . . . . . . . . . . . . . . . .191
Current Magnitude Registers . . . . . . . . . . . . . . . . . . . . . .193
Current Direction Registers . . . . . . . . . . . . . . . . . . . . . . . .195
4X Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .163
Receiving a Message in Block Mode . . . . . . . . . . . . . . .163
Transmitting a Message in Block Mode . . . . . . . . . . . . .163
J1850 Bus Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .163
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .165
Current Direction Register for Major A . . . . . . . . . . . . . .196
Current Direction Register for Major B . . . . . . . . . . . . . .196
Go to: www.freescale.com
Table of Contents
Section 15. Gauge Drivers
MC68HC705V12
—
Rev. 3.0
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