D O C - 0 508- 0 1 0 , R E V A
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TWR-S12G128
Demonstration Board for Freescale MC9S12G128
Microcontroller
USER GUIDE
T WR- 9 S 1 2 G 1 2 8 J U N E 2 , 2 0 1 0
U S E R G U I D E
2
CONTENTS
CAUTIONARY NOTES .............................................................................................................. 4
TERMINOLOGY ......................................................................................................................... 4
FEATURES ................................................................................................................................ 5
MEMORY MAP .......................................................................................................................... 6
SOFTWARE DEVELOPMENT ................................................................................................... 7
DEVELOPMENT SUPPORT ...................................................................................................... 7
OSBDM BOOTLOADER........................................................................................................ 8
BDM_PORT HEADER ........................................................................................................... 8
POWER ...................................................................................................................................... 8
POWER SELECT .................................................................................................................. 9
RESET SWITCH ........................................................................................................................ 9
LOW VOLTAGE RESET ............................................................................................................ 9
TIMING ..................................................................................................................................... 10
COMMUNICATIONS ................................................................................................................ 10
RS-232 ................................................................................................................................ 10
COM CONNECTCOR ..................................................................................................... 11
COM_EN ......................................................................................................................... 11
LIN PORT ............................................................................................................................ 11
LIN ENABLE .................................................................................................................... 12
LIN COM INPUT .............................................................................................................. 12
LIN_PWR OPTION .......................................................................................................... 12
MSTR OPTION................................................................................................................ 12
LIN-J1 CONNECTOR ...................................................................................................... 13
CAN PORT .......................................................................................................................... 13
CAN TERMINATION ENABLE ........................................................................................ 14
STANDBY MODE ............................................................................................................ 14
USER PERIPHERALS ............................................................................................................. 14
POTENTIOMETER .............................................................................................................. 14
USER LED’S ....................................................................................................................... 15
PUSHBUTTON SWITCHES ................................................................................................ 15
EDGE CONNECTOR PINOUT ................................................................................................. 16
T WR- 9 S 1 2 G 1 2 8 J U N E 2 , 2 0 1 0
U S E R G U I D E
3
FIGURES
Figure 1: Memory Map................................................................................................................ 6
Figure 2: BDM_PORT Header .................................................................................................... 8
Figure 3: PWR_SEL Option Header ........................................................................................... 9
Figure 4: Serial Connections .................................................................................................... 10
Figure 5: COM1 Connector ....................................................................................................... 11
Figure 6: COM_EN Option Header ........................................................................................... 11
Figure 7: LIN Block Diagram ..................................................................................................... 11
Figure 8: JP6 Option Header ................................................................................................... 13
Figure 9: LIN Connector ........................................................................................................... 13
Figure 10: CAN_PORT ............................................................................................................. 13
Figure 11: CAN Termination Enable ......................................................................................... 14
Figure 12: JP1 Option Header .................................................................................................. 15
Figure 13: Primary Edge Connector ......................................................................................... 16
Figure 14: Secondary Edge Connector .................................................................................... 18
REVISION
Date
Rev
Comments
June 2, 2010
A
Initial Release

TWR-S12G128

Mfr. #:
Manufacturer:
NXP Semiconductors
Description:
TOWER SYSTEM MC9S12G EVAL BRD
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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