NXP Semiconductors i.MX 8M Plus User Manual Download | Manualshive

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Table 2. Power groups definition

Power group

Power rail

GROUP_PLATFORM

(VSYS_5V rail)

GROUP_SOC_FULL

GROUP_SOC

NVCC_SNVS_1V8

VDD_SOC

VDD_ARM

NVCC_DRAM_1V1

VDD_PLL_ANA_0V8

VDD_HDMI_0V8

VDD_MIPI_0V8

VDD_PCI_0V8

VDD_USB_0V8

VDD_PLL_ANA_1V8

VDD_EARC_1V8

VDD_HDMI_1V8

VDD_LVDS_1V8

VDD_MIPI_1V8

VDD_PCI_1V8

VDD_USB_1V8

VDD_USB_3V3

i.MX8MP IO power

CPU_VDD_1V8

NVCC_SD1

NVCC_SD2

GROUP_DRAM

LPD4_VDD1

LPD4_VDDQ

LPD4_VDD2

Other component’s power supplied by PMIC

BB_VDD_1V8

BB_VDD_3V3

NXP Semiconductors

Board overview

i.MX 8M Plus Power Measurement Board User's Guide, Rev. 0, 29 April 2021

User's Guide

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Summary of Contents for i.MX 8M Plus

Page 1: ...i MX 8M Plus Power Measurement Board User s Guide NXP Semiconductors Document identifier IMX8MPPBUG User s Guide Rev 0 29 April 2021...

Page 2: ...ter 1 Introduction 3 Chapter 2 Board overview 4 Chapter 3 Getting started 9 Chapter 4 Revision history 20 NXP Semiconductors i MX 8M Plus Power Measurement Board User s Guide Rev 0 29 April 2021 User...

Page 3: ...K board based on the i MX 8M Plus applications processor It includes the hardware software setup and configurations and detailed information on the overall design NXP Semiconductors i MX 8M Plus Power...

Page 4: ..._5V M2 5000 0 02 238 0 42 2 J 2 NVCC_SNVS_1V8 1 65 1 8 1 950 M4 10 10 0 2 509 3 D 3 VDD_SOC 0 9 0 95 1 M2 10000 0 01 100 1 01 4 T VDD_PLL_ANA_0V8 0 9 0 95 1 M7 100 1 5 W VDD_HDMI_0V8 0 9 0 95 1 M7 100...

Page 5: ...ontent in italics means that the power rails can support dual range measurement 2 Sensing resistance and range values correspond to values populated on 8MPLUSLPD4 PWR board revision A1 See the latest...

Page 6: ...ibution GROUP_DRAM DRAM device power consumption GROUP_PLATFORM Full platform consumption This power group covers the power consumption of all components supplied by the PMIC including PMIC s own cons...

Page 7: ..._PCI_0V8 VDD_USB_0V8 VDD_PLL_ANA_1V8 VDD_EARC_1V8 VDD_HDMI_1V8 VDD_LVDS_1V8 VDD_MIPI_1V8 VDD_PCI_1V8 VDD_USB_1V8 VDD_USB_3V3 i MX8MP IO power CPU_VDD_1V8 NVCC_SD1 NVCC_SD2 GROUP_DRAM LPD4_VDD1 LPD4_VD...

Page 8: ...dition of the power measurement function on the 8MPLUSLPD4 PEVK platform described in this document To get more information about the common features of the board see the i MX 8M Plus LPDDR4 EVK Board...

Page 9: ...imported into the PMT for post processing analysis to benefit from the advantages of the two applications higher sampling resolution of the BCU and enhanced visibility of power rail activities of the...

Page 10: ...rd option and it cannot be changed manually in the BCU SOC_REV 0x1E A1 In the BCU provide the correct srev value in the command if you do not use the default revision value Note A1 is the latest SoC r...

Page 11: ...rameter It must be set to imx8mpevkpwra0 or imx8mpevkpwra1 for the 8MPLUSLPD4 PWR board mandatory The imx8mpevkpwra1 version is the latest board version at the moment of writing this document The brev...

Page 12: ...board imx8mpevkpwra1 3 3 Power acquisition using BCU 3 3 1 Download BCU binaries If do not have the Snap Package installed download and install the BCU binaries at GitHub Figure 3 shows the file list...

Page 13: ...directly use the binaries released on the BCU GitHub release page install these libraries using the following command sudo apt get install libftdi1 dev libyaml dev openssl pkgconf libncurses5 dev lib...

Page 14: ...mpt PowerShell on the PC and change the directory to the location of the BCU files Then use the command below to monitor the power consumption at a specified page refresh frequency using the hz value...

Page 15: ...current measurement range This ensures that the selected current sensing resistor does not lower the voltage of a power rail below the operating range of the device and cause failure to resume proper...

Page 16: ...re supports the customer configuration changes to the physical measurement hardware The sensing resistors may have to be changed on the PWR board to achieve the best measurement for your specific test...

Page 17: ..._5V changed and the VDD_SOC data will not be sampled and displayed as shown in Figure 5 Figure 5 show_id parameter configuration example 2 Dual measurement range The TUI interface provides direct user...

Page 18: ...e board according to Board reset operation recommended all dual range rails are set automatically CAUTION 3 4 Power acquisition using PMT For detailed instructions on how to set up and run the PMT on...

Page 19: ...on data in the zoom region in the blue color Power measurement information at the mouse pointer location NXP Semiconductors Getting started i MX 8M Plus Power Measurement Board User s Guide Rev 0 29 A...

Page 20: ...on history Table 5 Revision history Revision number Date Substantive changes 0 29 April 2021 Initial release NXP Semiconductors i MX 8M Plus Power Measurement Board User s Guide Rev 0 29 April 2021 Us...

Page 21: ...updates from NXP and follow up appropriately Customer shall select products with security features that best meet rules regulations and standards of the intended application and make the ultimate des...

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