D O C - 0 5 0 8 - 0 1 0 , R E V A
Web Site:
www.axman.com
Support:
[email protected]
TWR-S12G128
Demonstration Board for Freescale MC9S12G128
Microcontroller
USER GUIDE
Downloaded from
Arrow.com.
Page 1: ...D O C 0 5 0 8 0 1 0 R E V A Web Site www axman com Support support axman com TWR S12G128 Demonstration Board for Freescale MC9S12G128 Microcontroller USER GUIDE Downloaded from Arrow com...
Page 2: ...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 C...
Page 3: ...re 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...
Page 4: ...the factory default as shipped may effect its performance and cause interference with nearby electronic equipment If such interference is detected suitable mitigating measures should be taken TERMINOL...
Page 5: ...RAM 25MHz Bus Frequency Internal Oscillator SCI SPI MSCAN Integrated Open Source BDM OSBDM BDM_PORT header for external BDM cable support 1 ea High Speed CAN Physical Layer Transceiver 1 ea Enhanced L...
Page 6: ...bit 8 channel 48 0x00A0 0x00C7 PWM pulse width modulator 40 0x00C8 0x00CF SCI0 serial communications interface 8 0x00D0 0x00D7 8 0x00D8 0x00DF 8 0x00E0 0x00E7 Reserved 8 0x00E8 0x00EF SCI2 serial com...
Page 7: ...access to the target device internals While in BDM mode no internal resources are used Code stepping and break points are fully supported Connection between a host PC and the target device is provide...
Page 8: ...header allows the use of external programming debug cables Refer to the external programming debug cable documentation for details on use The figure below shows the pin out for the DEBUG header NOTE...
Page 9: ...RESET SWITCH The RESET switch applies an asynchronous RESET input to the MCU The RESET switch is connected directly to the RESET input on the MCU Pressing the RESET switch applies a low voltage level...
Page 10: ...to either the LIN PHY or the RS 232 PHY See Figure 6 below for jumper position options See Figure 4 below for jumper position options RS 232 The TWR S12G128 applies the MAX3387E RS 232 transceiver to...
Page 11: ...target MCU SCI port to RS 232 PHY to enable serial communications 1 3 5 COM_EN LIN Port The TWR S12G128 applies the MC33661 LIN bus physical layer device transceiver to support LIN communications The...
Page 12: ...m the LIN network For Slave mode configuration external power should not be applied to the target board LIN_PWR is enabled by installing a shunt from JP3 1 to JP3 2 Refer to Figure 8 below CAUTION If...
Page 13: ...High Speed CAN physical layer transceiver PHY is applied to support CAN bus communications A 4 pos 4 22mm MOLEX connector interfaces to external CAN cabling Differential input CAN signals are terminat...
Page 14: ...To enable standby STB mode apply a high logic level at test point TP1 Refer to the TJA1040T Reference Manual for use and capabilities of the Standby Mode USER PERIPHERALS User I O includes 1 potentio...
Page 15: ...for proper operation Figure 12 below shows the USER jumper settings Figure 12 JP1 Option Header JP1 Signal ON OFF SW1 PAD4 KWAD4 AN4 Enabled Disabled SW2 PAD5 KWAD5 AN5 Enabled Disabled SW3 PAD6 KWAD...
Page 16: ...ri_B12 Pri_A12 Pri_B13 Pri_A13 Pri_B14 Pri_A14 Pri_B15 Pri_A15 Pri_B16 Pri_A16 Pri_B17 Pri_A17 Pri_B18 Pri_A18 Pri_B19 Pri_A19 Pri_B20 Pri_A20 PD6 Pri_B21 Pri_A21 PD7 Pri_B22 Pri_A22 PB3 Pri_B23 Pri_A...
Page 17: ...Pri_B58 Pri_A58 IOC7 PT7 Pri_B59 Pri_A59 IOC6 PT6 Pri_B60 Pri_A60 IOC5 PT5 XIRQ PB5 Pri_B61 Pri_A61 IOC4 PT4 IRQ PB4 Pri_B62 Pri_A62 RESET Pri_B63 Pri_A63 Pri_B64 Pri_A64 ECLK PB0 Ground Pri_B65 Pri_A...
Page 18: ...11 KWAD11 AN11 Sec_B28 Sec_A28 PAD10 KWAD10 AN10 PAD13 KWAD13 AN13 Sec_B29 Sec_A29 PAD9 KWAD9 AN9 PAD12 KWAD12 AN12 Sec_B30 Sec_A30 PAD8 KWAD8 AN8 Ground Sec_B31 Sec_A31 Ground Sec_B32 Sec_A32 Sec_B33...
Page 19: ...A71 Sec_B72 Sec_A72 Sec_B73 Sec_A73 Sec_B74 Sec_A74 Sec_B75 Sec_A75 Sec_B76 Sec_A76 Sec_B77 Sec_A77 Sec_B78 Sec_A78 Sec_B79 Sec_A79 Sec_B80 Sec_A80 Ground Sec_B81 Sec_A81 Ground 3 3V Power Sec_B82 Sec...
