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DEMO9S08SE8
Demonstration Board for Freescale MC9S08SE8
Microcontroller
USER GUIDE
Page 1: ...D O C 0 4 4 8 0 1 0 R E V A Email www axman com Support support axman com DEMO9S08SE8 Demonstration Board for Freescale MC9S08SE8 Microcontroller USER GUIDE ...
Page 2: ...OPMENT 6 MEMORY MAP 6 DEVELOPMENT SUPPORT 7 INTEGRATED BDM_PORT 7 BDM_PORT HEADER 7 POWER 7 POWER SELECT 8 PWR_SEL 8 VX_EN 9 RESET SWITCH 9 LOW VOLTAGE DETECT 10 TIMING 10 COMMUNICAITONS 10 COM PORT 10 VIRTUAL SERIAL PORT 11 COM_SEL 11 COM CONNECTOR 11 USER OPTIONS 12 PUSHBUTTON SWITCHES 12 LED INDICATORS 12 POTENTIOMETER 12 PHOTOCELL 12 I O PORT CONNECTOR 13 ...
Page 3: ...eader 8 Figure 3 VX_EN Option Header 9 Figure 4 OSC_EN Option Header 10 Figure 5 COM Connector 12 Figure 6 MCU I O Port Connector 13 TABLES Table 1 Memory Map 6 Table 2 COM Connections 11 Table 3 COM_EN Option Header 11 Table 4 User Option Jumper Settings 13 REVISION Date Rev Comments July 29 2008 A Initial Release ...
Page 4: ...t or modifying the product operation from the factory configuration may affect its performance and cause interference with other appa ratus in the immediate vicinity If such interference is detected suitable mitigating measures should be taken TERMINOLOGY This development module utilizes option select jumpers to configure default board operation Terminology for application of the option jumpers is...
Page 5: ...SCI Communication Ports 8 KBI inputs 2 Ch 16 bit Timer Interface 8 Ch 10 bit Analog to Digital Converter ATD Integrated USB BDM RS 232 Serial Port w DB9 Connector External 32 768 kHz Clock Oscillator not installed Power Input Selection Jumper Power input from USB BDM Power input from on board regulator Power input from Connector J1 Power output through Connector J1 User Components Provided 3 Push ...
Page 6: ... use of an HCS08 assembler or compiler and a host PC running a BDM interface CodeWarrior Development Studio is supplied with this board for de bugging and flash programming MEMORY MAP The table below shows the MC9S08SE8 memory map Attempting to access unimplemented memory locations causes an illegal address reset The memory map is grouped into 3 broad categories Registers RAM and Flash In the memo...
Page 7: ... connected circuitry must not exceed 500mA Excessive current drain will violate the USB specification causing the USB bus to disconnect power is removed from the target forcing a POR CAUTION Violating the USB specification will cause the USB bus to disconnect forcing the target to reset BDM_PORT Header An HCS08 HC S 12 BDM cable may be attached to a 6 pin BDM_PORT port header How ever this header ...
Page 8: ...upported through connector J1 POWER SELECT Power may be applied to the board through the integrated USB BDM circuitry the 2 0mm bar rel connector or through connector J1 Power selection is achieved by using 2 option head ers PWR_SEL option header and the VX_EN option header The PWR_SEL option header selects power input either from the integrated USB BDM cir cuitry or from the on board voltage regu...
Page 9: ... PWR connector damage to the board may result Power may be sourced to off board circuitry through the J1 connector The current limitation of the USB bus or the on board regulator must be considered when attempting to source power to external circuitry Excessive current drain may damage the target board the host PC USB hub or the on board regulator The figure below details the VX_EN option header c...
Page 10: ...nfigurations Refer to the board schematic to populate this option and associated support components Figure 4 OSC_EN Option Header ON Enables Crystal Oscillator Input to MCU OSC_EN OFF OSC_EN NOTE This option header is not installed in default configuration COMMUNICAITONS Serial communications on the DEMO9S08SE8 board are support through an RS 232 physical layer interface and DB 9 connector and thr...
Page 11: ...able on the DVD supplied with the demo board COM_SEL The COM_SEL option header select between the virtual serial port implemented through the USB BDM or the RS 232 PHY Table 3 below shows the shunt positions to select between the two options Table 3 COM_EN Option Header BDM COM Select virtual COM port through USB BDM BDM COM COM_SE L Select RS 232 PHY COM_SE L COM Connector A standard 9 pin Dsub c...
Page 12: ...d to provide error free switch operation Pushbutton switches SW1 and SW2 are enabled to the MCU I O ports by the USER option bank Table 4 below details the user jumper settings and MCU connections LED Indicators Two LEDs provide visual output for user applications Both LEDs are configured for active low operation Table 4 below details the user jumper settings and MCU connections Potentiometer A 5k...
Page 13: ... to DEMO9S08SE8 I O signals Signal positions not shown listed are not connected on the board Figure 6 MCU I O Port Connector VDD 1 2 PTA5 IRQ TCLK RESET VSS 3 4 PTA5 IRQ TCLK RESET PTB1 KBIP5 TXD ADP7 5 6 PTA4 BKGD MS PTB0 KBIP4 RXD ADP6 7 8 PTB7 EXTAL PTA2 KBIP2 ADP2 9 10 PTB6 XTAL PTA3 KBIP3 ADP3 11 12 PTA0 KBIP0 TPM1CH0 ADP0 13 14 PTB6 XTAL 15 16 PTB3 KBIP7 ADP9 17 18 PTA1 KBIP1 TPM1CH1 ADP1 PT...
