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DEMOAC MCF51AC256 User Manual
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DOC-0440-010, RED
Web Site:
www.axman.com
Support:
support@axman.com
DEMOAC
Development Board for Freescale FLEXIS AC MCU Family
Supports:
MCF51AC256
MC9S08AC128
MC9S08AC60
MC9S08AC16
Hardware User Guide
2
Table of Contents
Default Chapter
2
Table of Contents
2
Cautionary Notes
4
Terminology
4
Features
5
References
6
Getting Started
6
Application Development
6
Hardware Configuration
6
Integrated Bdm
6
Bdm Port Connector
7
Power
7
External Power
7
Figure 1: BDM Connector
7
Bdm Power
8
Power Switch - Pwrsw
8
Voltage Indicators
8
Pwr_Sel Option Header
8
Figure 2: PWR Jack
8
Vx_En Option Header
9
Mcu Power
9
Figure 3: PWR_SEL Option Header
9
Figure 4: VX_EN Option Header
9
Mcuvdd
10
Vddad
10
Vrefh
10
Vrefl
10
Vssad
10
Reset Switch
11
Reset Led
11
Low Voltage Detect
11
Memory
11
Timing
11
Table 1: OSC_SEL Option Header
11
Communications
12
Virtual Com Port
12
Com_En
12
Can Port
12
IIC Port
12
Figure 5: USB_COM Option Header
12
Potentiometer
13
User Pushbutton Switches
13
User Led's
13
Accelerometer
13
Table 2: POT
13
Table 3: Push Button Switches
13
Table 4: User Led's
13
Accelerometer Configuration
14
Figure 6: Accelerometer Sensitivity Select Header
14
Table 5: ACC_OUT Option Header
14
Figure 7: MCU_PORT Connector
15
Mcu_Port
15
Troubleshooting
16
Initial Flash Programming
16
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DEMOAC MCF51AC256 Specifications
General
Microcontroller
MCF51AC256
Core
ColdFire V1
Flash Memory
256 KB
Operating Temperature
-40°C to +85°C
Communication Interfaces
UART, SPI, I2C
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