Summary of Contents for NXP Semiconductors EVB-VF522R3
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Four “Video In” (RCA “phono”) inputs with direct connection to MCU video ADC. • Unified 24-bit DCU connector (QSH-060-01-L-D-A) with analog and I C support for basic touch screen operation; matches Freescale LCD and HDMI daughtercards. • MLB daughtercard connector. EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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Power must be removed from the EVB prior to: • Removing or installing daughtercards or other connectors. • Reconfiguring the board jumpers or switches. Figure 1. Freescale Automotive Evaluation Board (EVB) overview EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
Figure 3 below. Explained are the power, reset, clocks, and debug configuration settings, which are the minimum required to power on the EVB. Figure 2. EVB functional blocks (top view) EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
A standard 2.1 mm barrel connector type is used. Care must be taken to ensure the correct polarization as shown in Figure 4 below. Figure 4. 2.1 mm power connector EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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When the external power supply fails, the Secure Real-Time Clock (SecureRTC) module of the MCU operates from the on-board coin cell battery. Its holder accommodates a 20 mm diameter 3V lithium-ion EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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3.3V (to test low-power applications without 1.5V rail, e.g. without DDR); in this case, the optional diodes D2 and D3 shall be populated. Refer to the AN4807 Application Note for details. Figure 6. MCU core power EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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The optional linear 3.3V regulator (U513) does not have an ON/OFF feature Figure 7. Analog MCU supplies Measuring MCU power consumption The EVB design provides means for measuring currents in the major MCU power rails. EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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0-Ohm resistor in the R28 location (see Figure 6 Table 15) is replaced with a current-sense one. For user’s convenience, eight 0.02-Ohm 1% current-sense resistors are provided on the board (see Figure EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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Numerous power rails have series “shorts” (e.g., SH15 in the MPU SDRAM controller power rail)–exposed copper footprints consisting of two pads shorted with a trace. If required, the trace can be cut and a current-sense resistor soldered onto the pads. Refer to the EVB-VF522R3 Schematic for details. 4.7.5 Powering EVB peripherals The power-routing options detailed in Section 4.6, “MCU supply...
3.3V-rated output is connected to a 1.1V-rated MCU input for applications requiring a high-quality clock source. When Y2 is used, the Y3-based circuit (Y3, C63, C66, and R640) shall be unpopulated. EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
When reset, all the outputs are in the high-impedance state; however, thanks to pull-down resistors on the used outputs, the controlled peripherals are staying in the reset state until the outputs are actively driven by the MCU over the I C bus (address 0x30). EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
Reset configuration is read from the RCON switches when BOOTMOD[0..1] is set to 10 and ignored for the rest of the values (see Table 15). Figure 13. RCON slide switches EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
DDR3 self-refresh (low-power) mode is supported even when Vybrid is in any of the LPSTOPx modes, in which its I/Os are switched into a high-impedance mode. The on-board pull-up on DDR_RESET and pull-down on DDR_CKE lines keep the DDR3 chip in self-refresh mode. EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
The memory type installed does not use the Vybrid DQSx signal lines, so these are disconnected by default and Vybrid uses them as GPIOs. Refer to the EVB-VF522R3 Schematic for details. The following Vybrid features can be implemented on the EVB: •...
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Connected to a standard 9-way female D-type connector (P26) allowing a direct connection to a PC or terminal, pinout being shown in Figure • Providing no hardware flow control support. Figure 17. RS232 physical interface connector EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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DOC-01898 document; a relevant daughtercard, e.g. IMXAI2ETH-SMSC (see Figure 20), can be plugged into it, • Pins of the other one are used for other functions EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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USB1 - “Type A Host” connector (P1). They are powered through jumpers J4 and J7 as shown in Figure 21, their configuration setting being described in Table Figure 21. MCU USB interfaces power EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
Section 14.8, “Bluetooth daughtercard header (J5)”, respectively. 13.1 Microphones A stereo pair of miniature on-board microphones is: • Placed at the bottom left (U503) and bottom right (U504) of the EVB, EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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DSP is reset until the line is actively driven by the MCU via the Peripheral Reset-Control Multiplexer. EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
EVB (see Table 6 Table Table 6. Connector P11 (analog) Signal Pin No Pin No Signal ADC0SE8 ADC1SE8 ADC0SE9 ADC1SE9 DACO0 DACO1 REF_GND REF_GND EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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GPIO for the center button push (see Table Table 8. Incremental encoders Encoder GPIO FTM Channels FB_AD24 CHA – FB_AD19 (QD_PHA) CHB – FB_AD18 (QD_PHB) FB_AD25 CHA - FTM1CH0 (QD_PHA) CHB - FTM1CH1 (QD_PHB) EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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MCU via the Peripheral Reset-Control Multiplexer. CAUTION Ensure that the EVB is powered OFF prior to fitting or removal of the daughtercard. EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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Ensure that the EVB is powered OFF prior to fitting or removal of the daughtercard. 14.6 C Connectors and headers Refer to the EVB-VF522R3 Schematic for details. 14.6.1 C Daughtercard connector with 3.3V power (P17) A 10-pin 0.1” pitch connector (P17) enables connection of a custom-made 3.3V-powered daughtercard...
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There is a 0.1-inch pitch generic CD header fitted on the EVB as described in Table Table 12. Generic CD header Signal Pin No Pin No Signal 3.3V 5.0V SAI2_RX_BCLK C3_SCL SAI2_RX_DATA C3_SDA SAI2_RX_SYNC RESET MCLK (from DSP) EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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Figure 27. Bluetooth daughtercard Table 13. Bluetooth daughtercard header Signal Pin No Pin No Signal SAI0_RX_DATA SAI0_TX_BCLK SAI0_TX_SYNC SAI0_TX_DATA SCI0_TX SCI0_RX SDHC1_CLK SCI0_CTS SCI0_RTS SDHC1_CMD FB_AD20 (SDHC1_CD) RESET SDHC1_A_DATA0 SDHC1_DATA1 SDHC1_A_DATA2 SDHC1_DATA3 EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
EVB state if required. Table 15. Configuration settings Device Function Position Legend Description “AUDIO IN” To MCU ADC routing To DSP Removed To none EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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J18, J19 Interface Touchscreen selected Removed None selected LIN interface power Removed From Molex connector source Fitted Local CAN termination control Removed Fitted Power from EVB over CAN Removed cable Fitted EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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* Can be used for current measurements if replaced with a current measuring device. ** Can be used for current measurements if replaced with a current-sense resistor. Default settings for jumpers only are shown in Figure EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
Figure 28. Default jumper settings 17 Getting started To get started, follow steps provided in the EVB-VF522R3 Quick Start Guide. 18 Reference documents More information on the Vybrid family and EVB System is provided in the documents below, which can be found in the documentation sections of freescale.com/Vybrid and freescale.com/EVB-VF522R3.
Revision history • DOC-01898: Ethernet Board-to-Board Connector Assignment. 19 Revision history Revision Date Comment 11/2014 Initial Release EVB-VF522R3 Platform User’s Guide, Rev. 0, 11/2014 Freescale Semiconductor, Inc.
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