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UM11664
SC18IM704-EVB evaluation board
Rev. 1.0 — 28 September 2021
Document information
Information
Content
Keywords
SC18IM704, UART to I
bridge
Abstract
SC18IM704 is designed to serve as an interface between the standard UART
port of a host and the serial I
directly with other I
2
2
C, SC18IM700, I
C Controller, I
2
C-bus. This allows the host to communicate
2
C-bus devices.
User manual
2
C bridge, UART

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Summary of Contents for NXP Semiconductors SC18IM704-EVB

  • Page 1 UM11664 SC18IM704-EVB evaluation board Rev. 1.0 — 28 September 2021 User manual Document information Information Content Keywords SC18IM704, UART to I C, SC18IM700, I C Controller, I C bridge, UART bridge Abstract SC18IM704 is designed to serve as an interface between the standard UART port of a host and the serial I C-bus.
  • Page 2 UM11664 NXP Semiconductors SC18IM704-EVB evaluation board Revision history Date Description v.1.0 20210928 Initial version UM11664 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2021. All rights reserved. User manual Rev. 1.0 — 28 September 2021...
  • Page 3 UM11664 NXP Semiconductors SC18IM704-EVB evaluation board Important notice NXP provides the enclosed product(s) under the following conditions: This evaluation kit is intended for use of ENGINEERING DEVELOPMENT OR EVALUATION PURPOSES ONLY. It is provided as a sample IC pre-soldered to a printed circuit board to make it easier to access inputs, outputs, and supply terminals.
  • Page 4: Introduction

    • Assembled and tested evaluation board in an anti-static bag • Quick Start Guide Getting to know the hardware The SC18IM704-EVB evaluation board is designed to be connected to an external UART via a 9-pin RS-232 connector (J1). The SC18IM704-EVB evaluation board has an on- board I...
  • Page 5: Headers And Jumpers

    UM11664 NXP Semiconductors SC18IM704-EVB evaluation board The power for the SC18IM704-EVB evaluation board is provided via the micro-B USB (J2), or via the I C interface header (JP2). The SC18IM704-EVB evaluation board 9-pin RS-232 port (J1) is intended to be the main UART interface to the host’s UART, but UART TX and RX CMOS level signals are...
  • Page 6: Schematic, Board Layout And Bill Of Materials

    GPIO6 GPIO7 GROUND 4.3 Schematic, board layout and bill of materials The schematic, board layout and bill of materials for the SC18IM704-EVB evaluation board are available at http://www.nxp.com/SC18IM704-EVB. 4.4 Sample control sequences from UART host 4.4.1 Register read 0x52 0x00 0x01 0x50 // Read register 0x00 and 0x02 4.4.2 Register write...
  • Page 7: I2C Clock Configuration

    UM11664 NXP Semiconductors SC18IM704-EVB evaluation board 0x4F 0x0FF 0x50 // Set all outputs to ‘1’ 0x4F 0x00 0x50 // Set all outputs to ‘0’ 4.4.5 I C clock configuration 0x57 0x07 0x05 0x08 0x00 0x50 // Set I2C clock to 375KHz 4.4.6 On-Board EEPROM write and read...
  • Page 8: Legal Information

    6.1 Definitions and products using NXP Semiconductors products in order to avoid a default of the applications and the products or of the application or use by customer’s third party customer(s). NXP does not accept any liability in this Draft —...
  • Page 9 UM11664 NXP Semiconductors SC18IM704-EVB evaluation board Tables Tab. 1. Jumper settings ..........5 Tab. 4. JP1 - GPIO ............6 Tab. 2. JP5 - UART header .......... 5 Tab. 5. Errata list ............7 Tab. 3. JP2 - I2C header ..........6 Figures Fig.
  • Page 10: Table Of Contents

    UM11664 NXP Semiconductors SC18IM704-EVB evaluation board Contents Introduction ............4 Finding kit resources and information on the NXP web site ..........4 Collaborate in the NXP community ....4 Getting ready ............4 Kit contents ............4 Getting to know the hardware ......4 Headers and jumpers ........

Table of Contents