ST STR730-EVAL, User Manual, Page: 4 / 29

Introduction UM0559
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1.2 Board interface connections
Diagrams and wiring descriptions for these connectors are provided in Chapter 4:
Schematics on page 19 . The following connections are supported by the board:
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CAN uses a single 9 D-type connector with microswitch selectable low or high speed
transceiver: CN4
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UART0 (Rx and Tx only) connected to a 9-way male D-type RS232 connector: CN2
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UART1 (Rx and Tx only) connected to a 9-way male D-type RS232 connector: CN3
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JTAG, 20 pin IDC connector: CN1
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variable resistor, voltage range 0 to 4.5 V: R33
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LM35 temperature sensor: IC9
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prototype area: GD1
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test points, various test points are located throughout the board, for details see
Chapter 4: Schematics on page 19
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main power supply: CN5
1.3 Push buttons
The following push buttons are provided:
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next (NEXT), programmable switch: SW12
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previous (PREV), programmable switch: SW13
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reset (RST), board reset: SW14
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select (SEL), programmable switch: SW15
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back (BACK), programmable switch: SW16
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wakeup (WAKE-UP), push button to bring processor out of low power mode: SW17
1.4 Displays
The following LCD and LEDs are provided:
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LCD display, 2x16 LCD display connected to a general purpose input/output LCD
interface; green back light display: LCD1
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surface mount red, +5 V power indicator: LD19
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bi-color red/green: LD17, LD21, LD22, LD23, LD24, LD25
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low consumption LEDs red: LD1, LD2, LD3, LD4, LD5, LD6, LD7, LD8, LD9, LD10,
LD11, LD12, LD13, LD14, LD15, LD16