# # CMX-0 Nets File # # CAN Bus Monitoring Nets # --===================-------- # # # Original Rev. 13-Nov-2012 # Most Recent Rev. 23-Sept-2013 # # # # This file holds all of the nets that are involved with # the CAN Bus interface and the CAN Bus based monitoring # of the CMX card. # # # Notes: # # - U271 CAN Bus Microprocessor MB90F594 is a 5V part # # - U272 CAN Bus Interface Chip NXP PCA 82C250 is a 5V part # # - U273 RS-232 Interface MAX3232 will be powered by 5V # # - U274 4 MHz Crystal Oscillaror ECS-3691-040 is a 5V part # # - U275 Diode Temperature Sensor MAX1668 is a 5V part # # - U278 Reference for ADC REF 3140 will be powered by 5V # # - U279:U281 Analog Multiplesers 74HC4053 will be powered by 5V # # - U282 Quad-NAND uProc Reset & MODE 74LVC38A will be powered by 5V # # - U283 Octal 2V5 to 5V0 Translator TXB 0108 PW 2V5 and 5V0 # # - U274 Start Up Supervisor TPS3808 is a 5V part # # # # # # The components referenced in this file are: # # U271 CAN-Bus Microprocessor # U272 CAN-Bus Interface # U273 RS-232 Interface for the CAN-Bus Microprocessor # U274 4 MHz Crystal Oscillator # U275 MAX1668 Diode Temperature Sensor Interface # U276 MMBT3904 Diode Temp Sensor on MiniPOD Transmitters # U277 MMBT3904 Diode Temp Sensor on MiniPOD Receivers # U278 Reference for the CAN-Bus uProc ADC 4.096 Volt # U279 Tripple 2-Input Analog Multiplesers # U280 Tripple 2-Input Analog Multiplesers # U281 Tripple 2-Input Analog Multiplesers # U282 Quad-NAND for uProc Reset & MODE signals # U283 Octal 2.5V --> 5.0V Translator for Geo Adrs # U274 Start Up Supervisor for CAN uProc TPS3808 # # #------------------------------------------------ # # U272 CAN-Bus Interface Transceiver # #------------------------------------------------ # # CAN-Bus Interface U272 Connection to the Backplane Pins NET 'CAN_POS' U272-7 # Backplane CAN Bus Direct connection NET 'CAN_NEG' U272-6 # Backplane CAN Bus Complement connection # # CAN-Bus Interface U272 Slope Control Resistors Connections NET 'CAN_BUS_SLOPE' U272-8 # CAN-Bus Slope Control Pin NET 'CAN_BUS_SLOPE' R501-2 # CAN-Bus Slope Pull-Down Resistor NET 'CAN_BUS_SLOPE' R502-2 # CAN-Bus Slope Pull-Up Resistor NET 'GROUND' R501-1 # CAN-Bus Slope Pull-Down Resistor Ground NET 'BULK_5V0_S' R502-1 # CAN-Bus Slope Pull-Up Resistor BULK_5V0 # # CAN-Bus Microprocessor to Bus Interface Chip NET 'CAN_TRANS_DATA' U271-74 U272-1 # Data from Microprocessor to Bus NET 'CAN_REC_DATA' U272-4 U271-75 # Data from Bus to Microprocessor # # Power and Ground connection to U272 # the CAN-Bus Transceiver Chip NXP PCA 82C250 # and to its associated bypass capacitors NET 'BULK_5V0_S' U272-3 # Vcc +5 Volt for CAN_Bus Transceiver NET 'GROUND' U272-2 # Ground for CAN_Bus Transceiver NET 'BULK_5V0_S' C221-1 C222-1 # Vcc +5 Volt bypass capacitors NET 'GROUND' C221-2 C222-2 # Ground for bypass capacitors NET 'BULK_5V0_S' C591-1 C592-1 # Vcc +5 Volt Tant bypass capacitors NET 'GROUND' C591-2 C592-2 # Ground for Tant bypass capacitors #------------------------------------------------ # # U274 4 MHz Clock Oscillator # #------------------------------------------------ # # Connections to the 4 MHz Crystal Oscillator # for the CAN-Bus Microprocessor NET 'CAN_CLK_4_MHZ' U274-3 U271-82 # Clock signal to Microprocessor # pin X0 (82). Note that pin X1 # (83) on the Microprocessor NET 'No_Conn_CAN_PROC_X1_83' U271-83 # must Not be Connected. # See mezzanine Clock pin below. NET 'BULK_5V0_S' U274-4 C490-1 # Vcc +5 Volt for 4 MHz Xtal Osc. # and its Bypass Capacitor NET 'GROUND' U274-2 C490-2 # Ground for Xtal Osc. NET 'No_Conn_4_MHZ_OSC' U274-1 # No Connection - Float this pin # to Enable the 4 MHz Xtal Osc. #------------------------------------------------ # # U275 Diode Temperature Sensor Interface # #------------------------------------------------ # # Nets to the MAX1668 Diode Temperature Sensors # # MAX1668 DXP1-DXN1 Inputs NET 'BF_SI_TEMP_DXP' U275-1 # Base Function Silicon Temperature NET 'BF_SI_TEMP_DXN' U275-2 # BF DXP and DXN FPGA Pins # MAX1668 DXP2-DXN2 Inputs NET 'TP_SI_TEMP_DXP' U275-3 # Topological Silicon Temperature NET 'TP_SI_TEMP_DXN' U275-4 # TP DXP and DXN FPGA Pins # MAX1668 DXP3-DXN3 Inputs NET 'TRANS_TEMP_DXP3' U275-5 U276-1 # Transmitter MiniPOD Temperature NET 'TRANS_TEMP_DXP3' U276-3 # Sensor mmbt3904 Base-Collector NET 'TRANS_TEMP_DXN3' U275-6 U276-2 # connected to DXP, emitter to DXN # MAX1668 DXP4-DXN4 Inputs NET 'REC_TEMP_DXP4' U275-7 U277-1 # Receiver MiniPOD Temperature NET 'REC_TEMP_DXP4' U277-3 # Sensor mmbt3904 Base-Collector NET 'REC_TEMP_DXN4' U275-8 U277-2 # connected to DXP, emitter to DXN # # MAX1668 Temp Sensor Interface Data, Clock, Alarm, Adrs NET 'TEMP_SMB_DATA' U275-13 U271-30 # MAX1668 Diode Temp Sensor Data NET 'TEMP_SMB_DATA' R532-2 # Pull-Up on Temp Sense Data NET 'TEMP_SMB_CLK' U275-14 U271-29 # Data and CLK to the CAN-Bus Proc NET 'TEMP_SMB_CLK' R533-2 # Pull-Up on Temp Sense Clock NET 'TEMP_SMB_ALARM' U275-12 U271-76 # MAX1668 Temp Seneor Alarm NET 'TEMP_SMB_ALARM' R531-2 # Pull-Up on Temp Sense Alarm NET 'BULK_5V0_S' R531-1 R532-1 R533-1 # Pull-Up Resistors to +5V NET 'GROUND' U275-10 U275-11 # Ground MAX1668 Temp Sensor Adrs_0 Adrs_1 # # Power and Ground connection to U275 # the Diode Temperature Sensor Interface MAX1668 NET 'BULK_5V0_S' R548-2 # BULK +5 Volt for Diode Temp Sensor IF NET 'TEMP_SENSOR_5V0' R548-1 # Filtered +5V for Diode Temp Sensor IF NET 'TEMP_SENSOR_5V0' U275-9 U275-15 # Filtered +5V for Diode Temp Sensor IF NET 'TEMP_SENSOR_5V0' C491-1 C594-1 # Bypass U275 Diode Temp Sensor IF NET 'GROUND' C491-2 C594-2 NET 'GROUND' U275-16 # Ground for Diode Temp Sensor Interface #------------------------------------------------------------ # # U271 CAN-Bus uProcessor Power, Ground, Bypass # #------------------------------------------------------------ # # Power and Ground connection to U271 # the CAN-Bus microcontroller NET 'BULK_5V0_S' U271-58 U271-68 # High current buffer power NET 'BULK_5V0_S' U271-23 U271-84 # Digital section power NET 'BULK_5V0_S' R547-1 # Bulk 5V for Analog section power NET 'CAN_ADC_5V0' R547-2 U271-34 # Filtered Analog section power NET 'CAN_ADC_5V0' C478-1 C593-2 # Bypass Filtered Analog section power NET 'GROUND' C478-2 C593-1 # Bypass Grounds NET 'GROUND' U271-53 U271-63 # High current buffer ground NET 'GROUND' U271-73 # High current buffer ground NET 'GROUND' U271-37 # Analog section ground NET 'GROUND' U271-11 U271-42 # Digital section ground NET 'GROUND' U271-81 # Digital section ground NET 'BULK_5V0_S' C477-1 # CPU Bypass Caps on BULK_5V0_S NET 'BULK_5V0_S' C479-1 C480-1 # CPU Bypass Caps on BULK_5V0_S NET 'BULK_5V0_S' C481-1 C482-1 # CPU Bypass Caps on BULK_5V0_S NET 'GROUND' C477-2 # CPU Bypass Cap Grounds NET 'GROUND' C479-2 C480-2 # CPU Bypass Cap Grounds NET 'GROUND' C481-2 C482-2 # CPU Bypass Cap Grounds # # Voltage Stabilization Capacitor for the internal # CAN-Bus supply C483 100 nFd. NET 'CAN_PROC_STAB_CAP' U271-27 C483-1 # CAN_Bus Internal Voltage # NET 'GROUND' C483-2 # Stabilization Capacitor # # Tantalum Bypass on the BULK_5V0_S in the CAN-Bus Area. NET 'BULK_5V0_S' C486-1 C500-1 # Tantalum Bypass on +5V power NET 'GROUND' C486-2 C500-2 # to the CAN-Bus uP circuits. #-------------------------------------------------------- # # U278 4.096 Volt Reference for CAN-Bus uProc ADC # #-------------------------------------------------------- # # Analog Reference for the CAN-Bus micro-controller NET 'BULK_5V0_S' U278-1 C484-1 # +5V power to the Reference NET 'REF_TO_CAN_BUS_ADC' U278-2 # +4.096 Volt Reference to NET 'REF_TO_CAN_BUS_ADC' U271-35 # AVRH pin the the CAN-Bus uP NET 'REF_TO_CAN_BUS_ADC' C485-1 # with Bypass Cap. NET 'GROUND' U278-3 C484-2 # Ground Ref Chip and its Bypass NET 'GROUND' U271-36 C485-2 # Ground AVRL pin on CAN-Bus uP # and the Ref Voltage Bypass Cap #-------------------------------------------------------- # # U273 RS-232 Interface to/from CAN-Bus uProcessor # #-------------------------------------------------------- # # RS-232 Transceiver Connections Front-Panel to CAN-Bus uProcessor # # MAX3232 RS-232 Receiver - Data to the CAN-Bus uProcessor # RS-232 Data enters CMX on J12 pin 14 # RS-232 Data enters CAN-Bus uP on its pin 16 NET 'FP_RS_232_DATA_INPUT' J12-14 U273-13 # RS-232 Data from Front-Panel # to the RS-232 Receiver Input NET 'RS_232_DATA_TO_CAN_PROC' U273-12 U271-16 # RS-232 Data from RS-232 # I/F Chip to the CAN-Bus # uProcessor Input NET 'RS_232_DATA_TO_CAN_PROC' R534-1 # Pull-Up on the RS-232 # data to the CAN uProc NET 'BULK_5V0_S' R534-2 # Pull-Up to +5V # # MAX3232 RS-232 Transmitter - Data from the CAN-Bus uProcessor # RS-232 Data leaves CAN-Bus uP on its pin 14 # RS-232 Data leaves CMX on J12 pin 13 NET 'RS_232_DATA_FROM_CAN_PROC' U271-14 U273-11 # RS-232 Data from the # CAN-Bus uProcessor # to RS-232 I/F Chip NET 'FP_RS_232_DATA_OUTPUT' U273-14 J12-13 # RS-232 Data from the RS-232 # Transmitter Output to the # Front-Panel J12 Connector NET 'GROUND' U273-10 # Transmitter #2 Input Grounded # # Receive the RS-232 Level RESET Signal from the uProc FLASH Programmer # NET 'FP_RS_232_PRGMR_RESET' J12-12 U273-8 # RS-232 level uProc RESET # signal from the FLASH # Programmer for the uProc. NET 'FP_CMOS_PRGMR_RESET' U273-9 U282-13 # The received now CMOS RESET # signal from the FLASH # Programmer goes to the uProc # RESET logic in U282. # # MAX3232 Internal Power Supply Capacitors # NET 'MAX_PS_C1_POS' C471-1 U273-1 # Internal Power Supply C1 NET 'MAX_PS_C1_NEG' C471-2 U273-3 # NET 'MAX_PS_C2_POS' C472-1 U273-4 # Internal Power Supply C2 NET 'MAX_PS_C2_NEG' C472-2 U273-5 # NET 'MAX_PS_C3_POS' C473-1 U273-2 # Internal Power Supply C3 NET 'GROUND' C473-2 # NET 'MAX_PS_C4_POS' C474-1 U273-6 # Internal Power Supply C4 NET 'GROUND' C474-2 # # # Power and Ground to the MAX3232 chip for CAN-Bus RS-232 # NET 'BULK_5V0_S' U273-16 # +5.0V Power to the MAX3232 NET 'GROUND' U273-15 # Ground to the MAX3232 NET 'BULK_5V0_S' C475-1 C476-2 # Power ByPass Capacitor NET 'GROUND' C475-2 C476-1 # # # Un-Connected pins on the MAX3232 # RS-232 Interface Chip: NET 'No_Conn_RS_232_T_U273_PIN_7' U273-7 # Unused Transmitter #------------------------------------------------------------------ # # U279:U281 Analog Multiplexers Power, Ground, Bypass # #------------------------------------------------------------------ # # Power and Ground to the Analog Multiplexers # Ground the following pins on the Multiplexers: # Ground, Vee, Enable_B NET 'BULK_5V0_S' U279-16 C487-1 # +5V power to Mux U279 NET 'BULK_5V0_S' U280-16 C488-1 # +5V power to Mux U280 NET 'BULK_5V0_S' U281-16 C489-1 # +5V power to Mux U281 NET 'GROUND' U279-6 U279-7 U279-8 # Ground to Mux U279 NET 'GROUND' U280-6 U280-7 U280-8 # Ground to Mux U280 NET 'GROUND' U281-6 U281-7 U281-8 # Ground to Mux U281 NET 'GROUND' C487-2 C488-2 C489-2 # Ground to Bypass Caps #------------------------------------------------------------------ # # U279:U281 Analog Multiplexers Outputs # #------------------------------------------------------------------ # # Connect the Analog Multiplexer Outputs # to the CAN-Bus uProcessor ADC Input # These connections are through RC Filters. NET 'A_MUX_0_TO_FILT' U281-15 R521-2 # MUX 0 Output to RC Filter InpuT NET 'CAN_ADC_CH_0_IN' U271-38 R521-1 # RC Filter to CAN-Bus ADC Ch 0 Input NET 'CAN_ADC_CH_0_IN' C671-2 # C of the RC Filter for Ch 0 NET 'GROUND' C671-1 # Ground of the C in the RC Filter NET 'A_MUX_1_TO_FILT' U281-14 R522-2 # MUX 1 Output to RC Filter InpuT NET 'CAN_ADC_CH_1_IN' U271-39 R522-1 # RC Filter to CAN-Bus ADC Ch 1 Input NET 'CAN_ADC_CH_1_IN' C672-2 # C of the RC Filter for Ch 1 NET 'GROUND' C672-1 # Ground of the C in the RC Filter NET 'A_MUX_2_TO_FILT' U281-4 R523-2 # MUX 2 Output to RC Filter InpuT NET 'CAN_ADC_CH_2_IN' U271-40 R523-1 # RC Filter to CAN-Bus ADC Ch 2 Input NET 'CAN_ADC_CH_2_IN' C673-2 # C of the RC Filter for Ch 2 NET 'GROUND' C673-1 # Ground of the C in the RC Filter NET 'A_MUX_3_TO_FILT' U280-15 R524-2 # MUX 3 Output to RC Filter InpuT NET 'CAN_ADC_CH_3_IN' U271-41 R524-1 # RC Filter to CAN-Bus ADC Ch 3 Input NET 'CAN_ADC_CH_3_IN' C674-2 # C of the RC Filter for Ch 3 NET 'GROUND' C674-1 # Ground of the C in the RC Filter NET 'A_MUX_4_TO_FILT' U280-14 R525-2 # MUX 4 Output to RC Filter InpuT NET 'CAN_ADC_CH_4_IN' U271-43 R525-1 # RC Filter to CAN-Bus ADC Ch 4 Input NET 'CAN_ADC_CH_4_IN' C675-2 # C of the RC Filter for Ch 4 NET 'GROUND' C675-1 # Ground of the C in the RC Filter NET 'A_MUX_5_TO_FILT' U280-4 R526-2 # MUX 5 Output to RC Filter InpuT NET 'CAN_ADC_CH_5_IN' U271-44 R526-1 # RC Filter to CAN-Bus ADC Ch 5 Input NET 'CAN_ADC_CH_5_IN' C676-2 # C of the RC Filter for Ch 5 NET 'GROUND' C676-1 # Ground of the C in the RC Filter NET 'A_MUX_6_TO_FILT' U279-15 R527-2 # MUX 6 Output to RC Filter InpuT NET 'CAN_ADC_CH_6_IN' U271-45 R527-1 # RC Filter to CAN-Bus ADC Ch 6 Input NET 'CAN_ADC_CH_6_IN' C677-2 # C of the RC Filter for Ch 6 NET 'GROUND' C677-1 # Ground of the C in the RC Filter NET 'A_MUX_7_TO_FILT' U279-14 R528-2 # MUX 7 Output to RC Filter InpuT NET 'CAN_ADC_CH_7_IN' U271-46 R528-1 # RC Filter to CAN-Bus ADC Ch 7 Input NET 'CAN_ADC_CH_7_IN' C678-2 # C of the RC Filter for Ch 7 NET 'GROUND' C678-1 # Ground of the C in the RC Filter #------------------------------------------------------------------ # # U279:U281 Analog Multiplexers Selection Control # #------------------------------------------------------------------ # # Connect a CAN-Bus uProcessor I/O Port Output # to control the Analog Multiplexers. All 8 # channels of the 2 Input Muxes are controlled # in parallel. NET 'A_MUX_SELECT_CONTROL' U279-9 U279-10, U279-11 # Analog Mux Select Control NET 'A_MUX_SELECT_CONTROL' U280-9 U280-10, U280-11 # HI --> Y1 Inputs ( Amps) NET 'A_MUX_SELECT_CONTROL' U281-9 U281-10, U281-11 # LOW --> Y0 Inputs (Volts) # from CAN-Bus uProcessor NET 'A_MUX_SLCT_CTRL_UPROC' U271-69 # signal P84 PWM1P3 pin 69 # NET 'A_MUX_SLCT_CTRL_UPROC' JMP85-2 # through link JMP85 NET 'A_MUX_SELECT_CONTROL' JMP85-1 # uProc --> A-Mux # NET 'A_MUX_SELECT_CONTROL' R536-2 # with pull-down R536 NET 'GROUND' R536-1 # on the Mux side #------------------------------------------------------------------ # # U279:U281 Analog Multiplexers Inputs # #------------------------------------------------------------------ # # Connect Inputs to the Analog Multiplexers NET 'MON_BSPT_CORE_V' U281-2 # MON_BSPT_CORE_V U281 1Y0 ADC Ch 0 NET 'MON_BF_CORE_V' U281-12 # MON_BF_CORE_V U281 2Y0 ADC Ch 1 NET 'MON_GTX_AVTT_V' U281-5 # MON_GTX_AVTT_V U281 3Y0 ADC Ch 2 NET 'MON_GTX_AVCC_V' U280-2 # MON_GTX_AVCC_V U280 1Y0 ADC Ch 3 NET 'MON_TP_CORE_V' U280-12 # MON_TP_CORE_V U280 2Y0 ADC Ch 4 NET 'MON_BULK_3V3_V' U280-5 # MON_BULK_3V3_V U280 3Y0 ADC Ch 5 NET 'MON_BULK_2V5_V' U279-2 # MON_BULK_2V5_V U279 1Y0 ADC Ch 6 NET 'MON_BULK_5V0_V' U279-12 # MON_BULK_5V0_V U279 2Y0 ADC Ch 7 NET 'MON_BSPT_CORE_I' U281-1 # MON_BSPT_CORE_I U281 1Y1 ADC Ch 0 NET 'MON_BF_CORE_I' U281-13 # MON_BF_CORE_I U281 2Y1 ADC Ch 1 NET 'MON_GTX_AVTT_I' U281-3 # MON_GTX_AVTT_I U281 3Y1 ADC Ch 2 NET 'MON_GTX_AVCC_I' U280-1 # MON_GTX_AVCC_I U280 1Y1 ADC Ch 3 NET 'MON_TP_CORE_I' U280-13 # MON_TP_CORE_I U280 2Y1 ADC Ch 4 NET 'MON_BULK_3V3_I' U280-3 # MON_BULK_3V3_I U280 3Y1 ADC Ch 5 NET 'MON_BULK_2V5_I' U279-1 # MON_BULK_2V5_I U279 1Y1 ADC Ch 6 NET 'MON_VREF_P_V' U279-13 # Monitor BF I/O Ref U279 2Y1 ADC Ch 7 NET 'GROUND' U279-3 U279-5 # Ground both unused Mux Inputs # U279 3Y0 and U279 3Y1 #------------------------------------------------------------------ # # U283 Geographic Address 2V5 --> 5V0 Translator # #------------------------------------------------------------------ # # Connect the 7-bit Geographic Address # through the U283 2V5 to 5V0 Translator # and then to the CAN-Bus uProcessor. NET 'OCB_GEO_ADRS_0' U283-3 # 2V5 Geo_Adrs_0 into the translator NET 'OCB_GEO_ADRS_1' U283-4 # 2V5 Geo_Adrs_1 into the translator NET 'OCB_GEO_ADRS_2' U283-5 # 2V5 Geo_Adrs_2 into the translator NET 'OCB_GEO_ADRS_3' U283-6 # 2V5 Geo_Adrs_3 into the translator NET 'OCB_GEO_ADRS_4' U283-7 # 2V5 Geo_Adrs_4 into the translator NET 'OCB_GEO_ADRS_5' U283-8 # 2V5 Geo_Adrs_5 into the translator NET 'OCB_GEO_ADRS_6' U283-9 # 2V5 Geo_Adrs_6 into the translator NET 'V5_GEO_ADRS_0' U283-18 U271-54 # 5V0 Geo_Adrs_0 to uProc P70/PWM1P0 NET 'V5_GEO_ADRS_1' U283-17 U271-55 # 5V0 Geo_Adrs_1 to uProc P71/PWM1M0 NET 'V5_GEO_ADRS_2' U283-16 U271-56 # 5V0 Geo_Adrs_2 to uProc P72/PWM2P0 NET 'V5_GEO_ADRS_3' U283-15 U271-57 # 5V0 Geo_Adrs_3 to uProc P73/PWM2M0 NET 'V5_GEO_ADRS_4' U283-14 U271-60 # 5V0 Geo_Adrs_4 to uProc P75/PWM1M1 NET 'V5_GEO_ADRS_5' U283-13 U271-61 # 5V0 Geo_Adrs_5 to uProc P76/PWM2P1 NET 'V5_GEO_ADRS_6' U283-12 U271-62 # 5V0 Geo_Adrs_6 to uProc P77/PWM2M1 # # Tie HI P74/PWM1P1 the uProcessor input that they skipped NET 'HI_TO_U271_59' R542-2 U271-59 # HI to P74/PWM1P1 skipped uProcessor pin NET 'BULK_5V0_S' R542-1 # Pull-up resistor to 5V0 # # Tie LOW the Input to the Unused Section of the Tranalator NET 'LOW_TO_U283_1' R540-2 U283-1 # LOW to unused translator section input NET 'GROUND' R540-1 # Ground the pull-down resistor NET 'No_Conn_U283_20' U283-20 # Unused translator section output # # Tie HI the Translator OE pin NET 'HI_TO_U283_10' R541-2 U283-10 # HI to Translator Output Enable pin NET 'BULK_2V5' R541-1 # Pull-up resistor to 2.5V # # Power and Ground to U283 - the TXB 0108 PW Octal 2V5 to 5V0 Translator NET 'BULK_2V5' U283-2 C495-2 C496-1 # 2V5 Power to U283 an its bypass caps. # This is "Side A" power. NET 'BULK_5V0_S' U283-19 C494-1 C497-2 # 5V0 Power to U283 an its bypass caps. # This is "Side B" power. NET 'GROUND' U283-11 # Ground to U283 an its bypass caps. NET 'GROUND' C495-1 C496-2 # Ground the 2V5 bypass NET 'GROUND' C494-2 C497-1 # Ground the 5V0 bypass NET 'BULK_2V5' C498-1 # Tant Bypass of 2V5 NET 'BULK_5V0_S' C499-1 # Tant Bypass of 5V0 NET 'GROUND' C498-2 C499-2 # Ground Tant Bypasses #------------------------------------------------------------ # # U271 CAN-Bus uProcessor "Module Type" 4-Bits # #------------------------------------------------------------ # # Tie LOW: P80/PWM1P2 P81/PWM1M2 P83/PWM2M2 pins: 64, 65, 67 NET 'LOW_TO_U271_64' R543-2 U271-64 # LOW to P80/PWM1P2 pin 64 Module Type Bit NET 'LOW_TO_U271_65' R544-2 U271-65 # LOW to P81/PWM1M2 pin 65 Module Type Bit NET 'LOW_TO_U271_67' R546-2 U271-67 # LOW to P83/PWM2M2 pin 67 Module Type Bit # Tie HI: P82/PWM2P2 pin: 66 NET 'HI_TO_U271_66' R545-2 U271-66 # HI to P82/PWM2P2 pin 66 Module Type Bit # Connect the pull-up and pull-down resistors NET 'BULK_5V0_S' R545-1 # Pull-up resistor to 5V0 NET 'GROUND' R543-1 R544-1 R546-1 # Pull-down to ground #------------------------------------------------------------ # # U271 CAN-Bus uProcessor Tie LOW Unused Pins # #------------------------------------------------------------ # # Tie LOW: P85/PWM1M3 P86/PWM2P3 P87/PWM2M3 # U271 pins: 70, 71, 72 # # Note that in this group of 4 signals, P84/PWM1P3 pin 69 is used # as the control signal to the Analog Multiplexers. NET 'LOW_TO_U271_70' R550-1 U271-70 # LOW to P85/PWM1M3 pin 70 Unused Pin NET 'LOW_TO_U271_71' R551-1 U271-71 # LOW to P86/PWM2P3 pin 71 Unused Pin NET 'LOW_TO_U271_72' R552-1 U271-72 # LOW to P87/PWM2M3 pin 72 Unused Pin NET 'GROUND' R550-2 R551-2 R552-2 # Pull-down to ground # Tie LOW: P24/INT4 P25/INT5 P26/INT6 P27/INT7 # U271 pins: 5, 6, 7, 8 NET 'LOW_TO_U271_5' R561-1 U271-5 # LOW to P24/INT4 pin 5 Unused Pin NET 'LOW_TO_U271_6' R560-1 U271-6 # LOW to P25/INT5 pin 6 Unused Pin NET 'LOW_TO_U271_7' R559-1 U271-7 # LOW to P26/INT6 pin 7 Unused Pin NET 'LOW_TO_U271_8' R558-1 U271-8 # LOW to P27/INT7 pin 8 Unused Pin NET 'GROUND' R558-2 R559-2 R560-2 R561-2 # Pull-down to ground # Tie LOW: P93/INT1 P94/INT2 P95/INT3 # U271 pins: 78, 79, 80 # # Note that in this group of 4 signals, P92/INT0 pin 76 is used # for the Alarm signal signal from the diode temp sensor interface chip. NET 'LOW_TO_U271_78' R553-1 U271-78 # LOW to P93/INT1 pin 78 Unused Pin NET 'LOW_TO_U271_79' R554-1 U271-79 # LOW to P94/INT2 pin 79 Unused Pin NET 'LOW_TO_U271_80' R555-1 U271-80 # LOW to P95/INT3 pin 80 Unused Pin NET 'GROUND' R553-2 R554-2 R555-2 # Pull-down to ground # Tie LOW: P35/SCK0 P37/SIN1 # U271 pins: 15, 17 # # Note that in this group of 4 signals, P34/SOT0 pin 14 and # P36/SIN0 pin 16 are used for the RS-232 communications. NET 'LOW_TO_U271_15' R557-1 U271-15 # LOW to P35/SCK0 pin 15 Unused Pin NET 'LOW_TO_U271_17' R556-1 U271-17 # LOW to P37/SIN1 pin 17 Unused Pin NET 'GROUND' R556-2 R557-2 # Pull-down to ground #--------------------------------------------------------------------------- # # U282 74LVC38A Reset and Mode Conrol for the CAN-Bus uProcessor # #--------------------------------------------------------------------------- # # # First list the RESET logic for the CAN-Bus uProcessor. # # The RESET signal can come from: # # - The U284 Power-Up Supervisor releases its low active # reset output signal once the +5V power is stable. # This part can also receive an input that will # force its reset output to the active state. # # - The Front-Panel J12 connector can receive a Hi # active RS-232 level reset signal from the uProcessor # FLASH memory programmer. This RS-232 reset signal # is converted to 5V CMOS by the U273 RS-232 transceiver. # # If either of these reset signals is in the active state # then a Low active Reset is sent to the HST_B pin 52 and # the RST_B pin 77 on the CAN-Bus uProcessor and to # pin 52 on the mezzanine connector J15. # # # List the U284 Start-Up Supervisor: NET 'BULK_5V0_S' R563-1 # +5V Power for the U284 TPS3808 NET 'UPROC_SUP_POW' R563-2 # Filtered power for U284 TPS3808 NET 'UPROC_SUP_POW' C281-2 C284-2 # Bypass the Filtered power NET 'UPROC_SUP_POW' U284-6 U284-5 # U284 TPS3808 Vdd and Sense Pins NET 'GROUND' C281-1 C284-1 # Ground the power filter caps. NET 'GROUND' U284-2 # U284 TPS3808 GROUND connection NET 'UPROC_SUP_TIME_CAP' U284-4 C283-2 # U284 TPS3808 Timing capacitor NET 'GROUND' C283-1 # Ground the Timing capacitor NET 'UPROC_SUP_MR_B' U284-3 C282-1 # U284 TPS3808 Manual_Reset_B NET 'GROUND' C282-2 # Ground the Manual Reset cap. NET 'UPROC_SUP_LETS_GO' U284-1 R535-1 # U284 TPS3808 RESET_B output # goes to the U282 uProc Reset Logic. NET 'BULK_5V0_S' R535-2 # Pull-Up to +5V NET 'UPROC_SUP_LETS_GO' U282-12 # uProc Power-Up Supervisor input # to the overall CAN uProc Reset Logic # The received Front-Panel RS-232 level # reset signal enters U282 on its pin 1. NET 'NAND_MIXED_RESETS' U282-11 R537-1 # Combine the two sources of uProc Reset. NET 'NAND_MIXED_RESETS' U282-10 U282-9 # and send to the inverter. NET 'BULK_5V0_S' R537-2 # Pull-Up to +5V NET 'UPROC_RESET_B' U282-8 # uProcessor Reset_B signal NET 'UPROC_RESET_B' R538-1 R539-1 # Pull-Ups on uProc Reset signal # to the uProc Mezzanine Conn # J15 pin 52 see below. NET 'UPROC_RESET_B' U271-52 # to the uProc HST_B pin NET 'UPROC_RESET_B' U271-77 # to the uProc RST_B pin NET 'BULK_5V0_S' R538-2 R539-2 # Pull-Ups to +5V # # Now the U282 CAN-Bus uProccesor MODE Control Logic # # Front-Panel connector J12 pin 11 can be pulled LOW to switch # the Mode of the uProc from normal Operate to Program. # Normally J12 pin 11 is held HI by a pull-up resistor. # # To switch between Normal Operate and Program # we must change the state of 4 signals as shown in # the following table: # # Normal # Operate Program # ------- ------- # P00 pin 85 HI LOW # P01 pin 86 HI LOW # Mode_0 pin 49 HI LOW # Mode_1 pin 50 HI HI # Mode_2 pin 51 LOW HI # # HI and LOW refer to the voltage level on these pins. # Note that Mode_1 is always HI. # NET 'FP_UPROC_MODE_CTRL' J12-11 # Front-Panel J12 Mode Control Pin NET 'FP_UPROC_MODE_CTRL' U282-1 U282-2 # Input to the U282 uProc Mode Logic NET 'FP_UPROC_MODE_CTRL' C285-1 R564-1 # Pull-Up and Filter Cap on Mode # Control front-panel signal. NET 'BULK_5V0_S' R564-2 # Pull-up to +5V NET 'GROUND' C285-2 # Ground the Filter Cap. NET 'RCVD_UPROC_MODE_CTRL' U282-3 # Received uProc Mode Control Signal NET 'RCVD_UPROC_MODE_CTRL' U282-4 U282-5 # Pass to the output inverter stage NET 'RCVD_UPROC_MODE_CTRL' R565-1 R566-1 # Pull-Up hard to +5V NET 'RCVD_UPROC_MODE_CTRL' U271-51 # - Connect to uProc MODE_2 pin # - Connect to uProc Mez Conn # J15 pin 62 see below NET 'BULK_5V0_S' R565-2 R566-2 # Pull-Ups to +5V NET 'UPROC_MODE_CONTROL' U282-6 # uProcessor Mode Control this is # inverted RCVD_UPROC_MODE_CTR NET 'UPROC_MODE_CONTROL' R567-1 R568-1 # Pull-Up hard to +5V # Now connect to uProc: NET 'UPROC_MODE_CONTROL' U271-85 # - Connect to uProc P00 pin # - Connect Mez Conn J15 pin 58 below NET 'UPROC_MODE_CONTROL' U271-86 # - Connect to uProc P01 pin # - Connect Mez Conn J15 pin 60 below NET 'UPROC_MODE_CONTROL' U271-49 # - Connect to uProc MODE_0 pin # - Connect Mez Conn J15 pin 56 # see uProc Mezzane Conn below NET 'BULK_5V0_S' R567-2 R568-2 # Pull-Ups to +5V # # Tie the uProcessor MODE_1 signal HI with R562 NET 'UPROC_MODE_1' U271-50 R562-1 # Pull-Up of uProc MODE_1 pin NET 'BULK_5V0_S' R562-2 # Pull-Ups to +5V # # Finally list the Power and Ground to U282 - the 74LVC38A Quad-NAND NET 'BULK_5V0_S' U282-14 C492-2 C493-2 # Power to U282 an its bypass caps. NET 'GROUND' U282-7 C492-1 C493-1 # Ground to U282 an its bypass caps. #------------------------------------------------------------------ # # J15 Can-Bus uProcessor Mezzanine Connector to the West # --= #------------------------------------------------------------------ # NET 'GROUND' J15-1 J15-2 # NET 'REF_TO_CAN_BUS_ADC' J15-3 J15-4 # NET 'GROUND' J15-5 J15-6 # NET 'A_MUX_0_TO_FILT' J15-7 J15-8 # NET 'GROUND' J15-9 J15-10 # NET 'A_MUX_1_TO_FILT' J15-11 J15-12 # NET 'GROUND' J15-13 J15-14 # NET 'A_MUX_2_TO_FILT' J15-15 J15-16 # NET 'GROUND' J15-17 J15-18 # NET 'A_MUX_3_TO_FILT' J15-19 J15-20 # NET 'GROUND' J15-21 J15-22 # NET 'A_MUX_4_TO_FILT' J15-23 J15-24 # NET 'GROUND' J15-25 J15-26 # NET 'A_MUX_5_TO_FILT' J15-27 J15-28 # NET 'GROUND' J15-29 J15-30 # NET 'A_MUX_6_TO_FILT' J15-31 J15-32 # NET 'GROUND' J15-33 J15-34 # NET 'A_MUX_7_TO_FILT' J15-35 J15-36 # NET 'GROUND' J15-37 J15-38 # NET 'GROUND' J15-39 J15-40 # NET 'A_MUX_SELECT_CONTROL' J15-41 J15-42 # NET 'GROUND' J15-43 J15-44 # NET 'V5_GEO_ADRS_0' J15-45 # NET 'V5_GEO_ADRS_1' J15-47 # NET 'V5_GEO_ADRS_2' J15-49 # NET 'V5_GEO_ADRS_3' J15-51 # NET 'V5_GEO_ADRS_4' J15-53 # NET 'V5_GEO_ADRS_5' J15-55 # NET 'V5_GEO_ADRS_6' J15-57 # NET 'RS_232_DATA_TO_CAN_PROC' J15-46 # NET 'RS_232_DATA_FROM_CAN_PROC' J15-48 # NET 'GROUND' J15-50 # NET 'UPROC_RESET_B' J15-52 # uProc Reset Signals NET 'GROUND' J15-54 # NET 'UPROC_MODE_CONTROL' J15-56 # uProc MODE_0 NET 'UPROC_MODE_CONTROL' J15-58 # uProc P00 NET 'UPROC_MODE_CONTROL' J15-60 # uProc P01 NET 'RCVD_UPROC_MODE_CTRL' J15-62 # uProc MODE_2 ##NET '' J15-59 # ##NET '' J15-61 # NET 'GROUND' J15-63 J15-64 # #------------------------------------------------------------------ # # J16 Can-Bus uProcessor Mezzanine Connector to the East # --= #------------------------------------------------------------------ # NET 'GROUND' J16-1 J16-2 # NET 'GROUND' J16-3 # NET 'TEMP_SMB_ALARM' J16-4 # NET 'GROUND' J16-5 # NET 'TEMP_SMB_DATA' J16-6 # NET 'GROUND' J16-7 # NET 'TEMP_SMB_CLK' J16-8 # NET 'GROUND' J16-9 J16-10 # NET 'BULK_3V3' J16-11 J16-12 # NET 'BULK_5V0_S' J16-13 J16-14 # NET 'BULK_3V3' J16-15 J16-16 # NET 'BULK_5V0_S' J16-17 J16-18 # NET 'BULK_3V3' J16-19 J16-20 # NET 'BULK_5V0_S' J16-21 J16-22 # NET 'BULK_3V3' J16-23 J16-24 # NET 'BULK_5V0_S' J16-25 J16-26 # NET 'BULK_3V3' J16-27 J16-28 # NET 'BULK_5V0_S' J16-29 J16-30 # NET 'BULK_3V3' J16-31 J16-32 # NET 'BULK_5V0_S' J16-33 J16-34 # NET 'GROUND' J16-35 J16-36 # NET 'CAN_TRANS_DATA' J16-38 # NET 'GROUND' J16-39 J16-40 # NET 'CAN_REC_DATA' J16-42 # NET 'GROUND' J16-43 J16-44 # ##NET '' J16-37 # ##NET '' J16-41 # ##NET '' J16-46 # ##NET '' J16-50 # NET 'SPARE_J16_48_SR_41' J16-48 SR41-2 # Spare J16 pin 48 to smd pads NET 'SPARE_J16_52_SR_42' J16-52 SR42-2 # Spare J16 pin 52 to smd pads NET 'SPARE_J16_45_SR_43' J16-45 SR43-1 # Spare J16 pin 45 to smd pads NET 'SPARE_J16_47_SR_44' J16-47 SR44-1 # Spare J16 pin 47 to smd pads NET 'SPARE_J16_49_SR_45' J16-49 SR45-1 # Spare J16 pin 49 to smd pads NET 'SPARE_J16_51_SR_46' J16-51 SR46-1 # Spare J16 pin 51 to smd pads NET 'BULK_2V5' J16-53 # NET 'BULK_2V5' J16-54 # NET 'BULK_2V5' J16-57 # NET 'BULK_2V5' J16-58 # NET 'BULK_2V5' J16-61 # NET 'GROUND' J16-55 J16-56 # NET 'GROUND' J16-59 J16-60 # NET 'CAN_CLK_4_MHZ' J16-62 # NET 'GROUND' J16-63 J16-64 # #------------------------------------------------------------ # # U271 CAN-Bus uProcessor NOT CONNECTED Pins # #------------------------------------------------------------ # NET 'No_Conn_U271_1' U271-1 # P20 NET 'No_Conn_U271_2' U271-2 # P21 NET 'No_Conn_U271_3' U271-3 # P22 NET 'No_Conn_U271_4' U271-4 # P23 NET 'No_Conn_U271_9' U271-9 # P30 NET 'No_Conn_U271_10' U271-10 # P31 NET 'No_Conn_U271_12' U271-12 # P32 NET 'No_Conn_U271_13' U271-13 # P33 NET 'No_Conn_U271_18' U271-18 # P40/SCK1 NET 'No_Conn_U271_19' U271-19 # P41/SOT1 NET 'No_Conn_U271_20' U271-20 # P42/SOT2 NET 'No_Conn_U271_21' U271-21 # P43/SCK2 NET 'No_Conn_U271_22' U271-22 # P44/SIN2 NET 'No_Conn_U271_24' U271-24 # P45/SIN3 NET 'No_Conn_U271_25' U271-25 # P46/SCK3 NET 'No_Conn_U271_26' U271-26 # P47/SOT3 NET 'No_Conn_U271_28' U271-28 # P50/PPG0 NET 'No_Conn_U271_31' U271-31 # P53/PPG3 NET 'No_Conn_U271_32' U271-32 # P54/PPG4 NET 'No_Conn_U271_33' U271-33 # P55/PPG5/ADTG NET 'No_Conn_U271_47' U271-47 # P56/TIN NET 'No_Conn_U271_48' U271-48 # P57/TOT/WOT NET 'No_Conn_U271_87' U271-87 # P02/IN2 NET 'No_Conn_U271_88' U271-88 # P03/IN3 NET 'No_Conn_U271_89' U271-89 # P04/IN4 NET 'No_Conn_U271_90' U271-90 # P05/IN5 NET 'No_Conn_U271_91' U271-91 # P06/OUT0 NET 'No_Conn_U271_92' U271-92 # P07/OUT1 NET 'No_Conn_U271_93' U271-93 # P10/OUT2 NET 'No_Conn_U271_94' U271-94 # P11/OUT3 NET 'No_Conn_U271_95' U271-95 # P12/OUT4 NET 'No_Conn_U271_96' U271-96 # P13/OUT5 NET 'No_Conn_U271_97' U271-97 # P14/RX1 NET 'No_Conn_U271_98' U271-98 # P15/TX1 NET 'No_Conn_U271_99' U271-99 # P16/SGO NET 'No_Conn_U271_100' U271-100 # P17/SGA