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□文件新增 Addition of Document ■文件變更 Alteration of Document □文件作廢 Revocation of Document

Subject: Doc. No.: Rev: 2

UMC-STD31LF Product Specification Page 1 of 54

本資料為啟碁科技股份有限公司專有之財產，非經書面許可，不准透露或使用本資料，亦不准複印，複製或轉變成其他形式使用。

The information contained herein is the exclusive property of WNC and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission from WNC.

Form No.: 2-JT-00022-03_001

UMC-STD31LF Product Specification

UMC-STD31LF

Product Specification

This is an unpublished work. No part of this document may be copied, photocopied, reproduced, translated,

or reduced to any electronic or machine-readable form without the prior permission of Wistron NeWeb Corps.

Document author:

Darren

Owner while current:

Darren

Retention period:

Until Next Release

Summary of content (54 pages)

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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 1 of 54 UMC-STD31LF Product Specification ALL RIGHTS RESERVED This is an unpublished work. No part of this document may be copied, photocopied, reproduced, translated, or reduced to any electronic or machine-readable form without the prior permission of Wistron NeWeb Corps.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: Revision Revision Date Revised By V1 2021/10/14 Darren □文件作廢 Revocation of Document Rev: 2 Page 2 of 54 Description First Release 1 General features .............................................................................................................................................
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 3 of 54 1.1 Regional variant ....................................................................................................................................... 5 1.2 Performance key features........................................................................................................................ 5 1.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 4 of 54 8.2.3 Reset ............................................................................................................................................... 41 8.3 USB2.0 .................................................................................................................................................
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 5 of 54 1 General features UMC-STD31LF is the 254-pin contacting LGA type NAD(Network Access Device) with MTK 2731R/P which is dual-core high performance ARM○R Cortec-A53 MPCoreTM operating up to 1.46GHz SOC, can provide abundant application such as eCall, telephony,OTA,remote diagnostic,mobile phone link and etc.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 6 of 54 1.3 Interface 1.3.1 Signal interface UMC-STD31LF has signal interfaces as showed as below table. Developer could use these interfaces to communicate with NAD or debugging Interface PCIE USB 2.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 7 of 54 1.3.5 Power output interface Interface VEMC_PMU VIO33_PMU VCN33_PMU VIO18_PMU VCN18_PMU VSIM1_PMU VSIM2_PMU Description 1 pin. 3.0V output, max current 800mA. For eMMC 1 pin. 3.3V output, max current 100mA. For I/O or sensors 1 pin. 3.3V output, max current 70mA. For Connectivity 1 pin. 1.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 8 of 54 2 Block diagram 2.1 UMC-STD31LF block diagram 本資料為啟碁科技股份有限公司專有之財產，非經書面許可，不准透露或使用本資料，亦不准複印，複製或轉變成其他形式使用。 The information contained herein is the exclusive property of WNC and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission from WNC. Form No.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 9 of 54 2.2 Software stack Figure shows the software stack on MTK/MT2731 platform working on LINUX operation system which Kernel version is 4.14.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 10 of 54 3.2 Bottom side (Top to Bottom View)Round pads of LGA contacting 3.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification 1 A 2 3 GPIO46_1 V8 GND 4 ■文件變更 Alteration of Document Doc. No.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 12 of 54 3.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification A13 GPIO24_1V8 DVDD18 ■文件變更 Alteration of Document Doc. No.: 1.8V PD A14 GND N26 □文件作廢 Revocation of Document Rev: 2 Page 13 of 54 GPIO24 GO1 n/a A15 GPIO13_3V3 DVDD28 3.3V PD AA24 GPIO13 GO2 A16 GPIO1_1V8 DVDD18 1.8V PD M26 GPIO1 A17 GPIO15_3V3 DVDD28 3.3V PD AB24 GPIO15 GO4 B1 MSDC0_RSTB DVDD18 1.8V PU G3 GPIO140 8-bits SDIO for eMMC B2 MSDC0_DSL DVDD18 1.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: B16 GND B17 GND □文件作廢 Revocation of Document Rev: 2 Page 14 of 54 n/a n/a C1 MSDC0_DAT7 DVDD18 1.8V PU J2 GPIO136 8-bits SDIO for eMMC C2 MSDC0_CLK DVDD18 1.8V PD H6 GPIO138 8-bits SDIO for eMMC C3 GND C4 GPIO22_1V8 DVDD18 1.8V PD N25 GPIO22 GO16 C5 GPIO31_1V8 DVDD18 1.8V PD R25 GPIO31 GO17 C6 GPIO36_1V8 DVDD18 1.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 15 of 54 D4 URXD0(Debug) DVDD18 1.8V PU L23 GPIO16 UART interface signal D5 GPIO32_1V8 DVDD18 1.8V PD T24 GPIO32 GO24 D6 GPIO34_1V8 DVDD18 1.8V PD V25 GPIO34 GO25 D7 GND n/a D8 GPIO62_1V8 DVDD18 1.8V PD AC19 GPIO62 GO26 D9 GPIO60_1V8 DVDD18 1.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: E10 GND E11 GPIO42_3V3 E12 E13 E14 E15 □文件作廢 Revocation of Document Rev: 2 Page 16 of 54 n/a DVDD28 3.3V PU GND GND GND GND W21 GPIO42 GO28 n/a n/a n/a n/a E16 META_MODE DVDD18 1.8V PD AE23 GPIO3 Before and after NAD poweron-booting/rebooting, pull this pin low to force NAD being META Mode for connecting META tool E17 GPIO8_1V8 DVDD18 1.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: F14 GND F15 GND □文件作廢 Revocation of Document Rev: 2 Page 17 of 54 n/a n/a F16 GPIO6_3V3 DVDD28 3.3V PD AC26 GPIO6 GO38 F17 GPIO5_3V3 DVDD28 3.3V PD AD25 GPIO5 GO39 G1 GND n/a G2 MSDC0_DAT1 DVDD18 1.8V PU G2 GPIO145 8-bits SDIO for eMMC G3 MSDC0_DAT4 DVDD18 1.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 18 of 54 H4 GBE_MDIO DVDD28 3.3V PD L3 GPIO129 GbE H5 GBE_TXER DVDD28 3.3V PD M2 GPIO130 GbE H6 GND n/a 0 to 1.98V H7 SYSRSTB PMIC H8 GND For internal debugging n/a H9 GPIO12_1V8 DVDD18 1.8V PD Y5 GPIO12 GO48 H10 GPIO90_1V8 DVDD18 1.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification J13 J14 J15 J16 J17 ■文件變更 Alteration of Document Doc. No.: GND GND GND GND GND □文件作廢 Revocation of Document Rev: 2 Page 19 of 54 n/a n/a n/a n/a n/a K1 VEMC_PMU K2 K3 GND GND K4 GBE_RXD1 DVDD28 3.3V PD P2 GPIO122 GbE K5 GBE_RXDV DVDD28 3.3V PD P3 GPIO126 GbE K6 GBE_RXD2 DVDD28 3.3V PD R2 GPIO121 GbE K7 GBE_RXER DVDD28 3.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification L3 VSIM1_PMU ■文件變更 Alteration of Document Doc. No.: 1.8V □文件作廢 Revocation of Document Rev: 2 Page 20 of 54 PMIC 1.8-Volatge source of SIM1; the maximum supply current is 140-mA PMIC PMIC input pin for USB detection. In Sleep Mode, VBUS should be disconnected with NAD L4 VBUS L5 GBE_RXC DVDD28 3.3V PD P5 GPIO125 GbE L6 GBE_RXD3 DVDD28 3.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification M3 VRTC28 ■文件變更 Alteration of Document Doc. No.: 2.8V PMIC M4 GND M5 GND M6 GND M7 WATCHDOG □文件作廢 Revocation of Document Rev: 2 Page 21 of 54 2.8-Voltage source of RTC; the maximum supply current is 2mA n/a n/a n/a DVDD18 M8 PMIC_STATUS_B 1.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: N5 GND N6 GND N7 SRCLKENA0 n/a n/a DVDD18 1.8V PU N8 GND N9 GND N10 SIM2_SIO N13 N14 N15 N16 AA1 NAD status indicator; the state of HIGH for Normal Mode, as GPIO104 well as LOW for Sleep/Low Power Mode n/a n/a DVDD28_SIM2 3.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification P5 GND P6 PMIC_ENB ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 23 of 54 PMIC 0 to 5V Pull this pin low to power NAD on PMIC Hardware reset, to pull this pin low to trigger the reset of PMIC for rebooting NAD after the power-off/-on sequence P7 PMIC_RESET_B P8 GND P9 SIM2_SCLK DVDD28_SIM2 3.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: Q4 VCN18_PMU 1.8V PMIC Q5 GND □文件作廢 Revocation of Document Rev: 2 Page 24 of 54 1.8V output source reserved for MT6630; the maximum supply current is 450-mA n/a Q6 VSYS 4V PMIC Q7 VSYS Q8 GND 4V PMIC n/a System supply-feed power of NAD Q9 SIM1_SIO DVDD28_SIM1 3.3V PU U4 GPIO113 SIM1 interface signal Q10 SIM1_SCLK DVDD28_SIM1 3.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification Index Symbol GPIO Name ■文件變更 Alteration of Document Doc. No.: Power Domain Voltage □文件作廢 Revocation of Document Rev: 2 Page 25 of 54 MT2731 Description Pin-out GO1 B:GPIO24 EINT24 DVDD18_IOLM 1.8V N26 O:I2S0_MCK GO2 B:GPIO13 EINT13 DVDD28_IOTCU 3.3V AA24 GPIO13_3V3/O:I2S4_LRCK/I0:SPI2_A_MI GO3 B:GPIO1 EINT1 DVDD18_IOLM 1.8V M26 GPIO1_1V8 GO4 B:GPIO15 EINT15 DVDD28_IOTCU 3.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 26 of 54 GO20 B:GPIO30 EINT30 DVDD18_IOLM 1.8V R24 I0:MSDC2_DSL/I1:UCTS3 GO21 B:GPIO41 EINT41 DVDD28_IOAUD 3.3V Y22 B1:SDA0 GO22 B:GPIO39 EINT39 DVDD28_IOAUD 3.3V Y26 I0:PCM1_DI/B1:SDA2/O:UTXD5 GO23 B:GPIO0 EINT0 DVDD18_IOLM 1.8V M25 GPIO0_1V8 GO24 B:GPIO32 EINT32 DVDD18_IOLB 1.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 27 of 54 GO39 B:GPIO5 EINT5 DVDD28_IOTCU 3.3V AD25 O:SPI1_A_MO/B1:SCL3 GO40 B:GPIO20 EINT20 DVDD18_IOLM 1.8V P23 B0:I2S0_BCK/B0:PCM1_SYNC GO41 B:GPIO21 EINT21 DVDD18_IOLM 1.8V N24 B0:I2S0_LRCK/B0:PCM1_CLK GO42 B:GPIO23 EINT23 DVDD18_IOLM 1.8V N23 O:I2S0_DO/O:PCM1_DO0 GO43 B:GPIO61 EINT61 DVDD18_IOBL 1.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 28 of 54 Index Symbol Name GPIO Power Domain Voltage MT2731 Description Pin-out GO1 B:GPIO24 EINT24 DVDD18_IOLM 1.8V N26 Wake up GO2 B:GPIO13 EINT13 DVDD28_IOTCU 3.3V AA24 Wake up/ Hardware Debounce GO3 B:GPIO1 EINT1 DVDD18_IOLM 1.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 29 of 54 GO27 B:GPIO60 EINT60 DVDD18_IOBL 1.8V AF20 Wake up GO28 B:GPIO42 EINT42 DVDD28_IOAUD 3.3V W21 Wake up GO29 B:GPIO8 EINT8 DVDD18_IOBL 1.8V AF23 Wake up/ Hardware Debounce GO30 B:GPIO18 EINT18 DVDD18_IOLM 1.8V M24 Wake up GO31 B:GPIO19 EINT19 DVDD18_IOLM 1.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 30 of 54 GO51 B:GPIO89 EINT89 DVDD18_IOBR 1.8V AF4 Wake up GO52 B:GPIO93 EINT93 DVDD18_IORB 1.8V AE3 Wake up GO53 GO54 B:GPIO94 B:GPIO95 EINT94 EINT95 DVDD18_IORB 1.8V DVDD18_IORB 1.8V AF2 AF3 Wake up Wake up GO55 B:GPIO96 EINT96 DVDD18_IORB 1.8V AE2 Wake up 4 Mechanical design 4.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 31 of 54 4.2 Label information 本資料為啟碁科技股份有限公司專有之財產，非經書面許可，不准透露或使用本資料，亦不准複印，複製或轉變成其他形式使用。 The information contained herein is the exclusive property of WNC and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission from WNC. Form No.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 32 of 54 4.3 NAD land pattern 1.36-MM is the original NAD bottom side copper pad diameter size. It implemented the solder mask to cover these LGA pads; thus, SMD(Solder Mask Define) round pad diameter is 1.20-MM 4.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 33 of 54 4.5 Reflow profile Profile Feature Peak Temperature Reflow Zone(Above 227°C or 230°C) Preheat Zone(140 to 190°C) Parameters 235 to 250°C 30 to 70 Seconds 60 to 120 Seconds 4.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 34 of 54 UMC-STD31LF complies IPC/JEDEC J-STD-020 Standard MSL 3 4.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 35 of 54 本資料為啟碁科技股份有限公司專有之財產，非經書面許可，不准透露或使用本資料，亦不准複印，複製或轉變成其他形式使用。 The information contained herein is the exclusive property of WNC and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission from WNC. Form No.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 36 of 54 5 Thermal design 5.1 Thermal sensor (1)There are four temperature sensors embedded in MT2731 device package. Developer could read temperature value inside MT2731 by the software command.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 37 of 54 (3)Developer could connect four outgoing general purpose ADC interfaces, named as AUXADC_VIN2, AUXADC_VIN3, AUXADC_VIN4 and AUXADC_VIN5, of NAD for monitoring hotspots’ temperature on the application boar 5.2 Software thermal mitigation UMC-STD31LF has software approaches for the thermal mitigation.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 38 of 54 6 RF specification 6.1 UMC-STD31LF 6.1.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 40 of 54 本資料為啟碁科技股份有限公司專有之財產，非經書面許可，不准透露或使用本資料，亦不准複印，複製或轉變成其他形式使用。 The information contained herein is the exclusive property of WNC and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission from WNC. Form No.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 41 of 54 8 Design application notes This section describes how to connect UMC-STD31LF NAD to the circuitry on the application board, and notes that system developers should pay attention to in their design stage 8.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification Q6/Q7 P6 P7 VSYS PMIC_ENB PMIC_RESET_B H7 SYSRSTB ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 42 of 54 System supply-feed power of NAD Pull this pin low to power NAD on Pull this pin low to trigger the reset of PMIC Pull this pin low to reset NAD without resetting the power ON/OFF sequence of PMIC 8.3 USB2.0 WNC enable only 1 USB2.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification H3 H1 J1 H2 J3 H5 J2 L5 J6 K4 K6 L6 K7 K5 G5 J5 J4 H4 GBE_TXC GBE_TXD0 GBE_TXD1 GBE_TXD2 GBE_TXD3 EINT130 (GBE_TXER) TX_CTL (GBE_TXEN) GBE_RXC GBE_RXD0 GBE_RXD1 GBE_RXD2 GBE_RXD3 EINT131 (GBE_RXER) RX_CTL (GBE_RXDV) EINT132 (GBE_COL) GBE_INTR GBE_MDC GBE_MDIO ■文件變更 Alteration of Document Doc. No.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 44 of 54 Preventing the coplanar grounding being quite close 50-OHM RF transmission lines shall be considered by Developer when you do RF trace design connected to RF antenna pads of UMC-STD31LF on the application board.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 45 of 54 8.10 KPCOL0 Pull KPCOL0 LOW to force NAD being USB Download Mode for user updating NAD software 8.11 IDDIG This pin is used as USB 2.0 OTG ID pin 8.12 WATCHDOG WATCHDOG is a 1.8V level signal generated from MT2731 and then received by PMIC.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 46 of 54 *Note:This function work automatic internally, customer don’t need to do anything to control it. 8.13 SRCLKENA0 NAD status indicator generated from MT2731; the state of high(1.8V) for Normal Mode, as well as low(0Voltage) for Sleep/Low Power Mode 8.14 RTC_CLK 32.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 50 of 54 10. Warning statement Federal Communication Commission Interference Statement: This device complies with Part 15 of the FCC Rules.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 51 of 54 This module is intended for OEM integrators only. Per FCC KDB 996369 D03 OEM Manual v01 guidance, the following conditions must be strictly followed when using this certified module: KDB 996369 D03 OEM Manual v01 rule sections: 2.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 52 of 54 IMPORTANT NOTE: In the event that these conditions can not be met (for example certain laptop configurations or co-location with another transmitter), then the FCC authorization is no longer considered valid and the FCC ID can not be used on the final product.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 53 of 54 Cet appareil est conçu uniquement pour les intégrateurs OEM dans les conditions suivantes: 1) L'antenne doit être installé et exploité avec plus de 32 cm entre l'antenne et les utilisateurs 2) Le module émetteur peut ne pas être coïmplanté avec un autre émetteur ou antenne.
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UMC-STD31LF Product Specification 4 □文件新增 Addition of Document Subject: UMC-STD31LF Product Specification ■文件變更 Alteration of Document Doc. No.: □文件作廢 Revocation of Document Rev: 2 Page 54 of 54 Development Canada to operate with the antenna types listed below, with the maximum permissible gain indicated. Antenna types not included in this list that have a gain greater than the maximum gain indicated for any type listed are strictly prohibited for use with this device.