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数字照度计

概览

描述

数字照度计包括一个集成的光传感器、OLED 显示屏和一个电容触摸键盘。 它可用于监控各种照明条件下的亮度值。 OLED 显示方式可以通过触摸键输入进行控制,而 LED 亮度也可以根据环境光线的变化而变化。

该设计针对手持应用进行了优化,集成了微控制器,凭借其模拟支持,可以简单地实现锂离子电池的 USB 充电。 电压和电流可通过实时反馈进行监测和控制,同时可根据需要调整充电模式。

系统优势:

  • 自动提供四个照度灵敏度范围,LED 亮度也可以更改
  • 基于单片机的锂电池管理,包括预充电、恒定电流(CC) 、恒定电压(CV)充电模式、过流、过压和过热保护

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远程测试该板卡

该板卡已上线云上实验室(Lab on the Cloud),使用我们的 PC 图形界面,无需实体板卡,便可在虚拟实验室中立即开始配置和测试设计。
4:3 ratio Sheet.1 Sheet.2 Sheet.3 Sheet.4 CN157 CN157 CN157 LDO LDO LDO Light Sensor Light Sensor Light Sensor Diode -Schottky Sheet.18 Sheet.19 Sheet.20 Sheet.21 Sheet.22 Sheet.23 Sheet.24 Ground (earth) Sheet.26 Sheet.27 Sheet.28 Sheet.29 Resistor - Fixed Battery.27 Sheet.111 Sheet.112 Sheet.113 OLED Sheet.116 Label Text 10pt.160 (128*64) (128*64) Sheet.118 Sheet.119 Sheet.120 Sheet.121 Sheet.122 Sheet.123 Sheet.124 Sheet.125 Sheet.126 Sheet.127 Sheet.128 Sheet.129 Sheet.130 Sheet.131 Sheet.132 Sheet.133 Sheet.134 Sheet.135 Sheet.136 Sheet.137 Sheet.138 Sheet.139 Sheet.140 Sheet.141 Sheet.142 USB Plug Sheet.144 Sheet.145 Sheet.146 Sheet.147 Sheet.148 Vcc Battery/ Temp/Monitor Vcc Battery/ Temp/Monitor Vcc Battery/ Temp/Monitor LC Filter LC Filter LC Filter P-Channel MOSFET.50 Sheet.51 Sheet.52 Sheet.53 Sheet.54 Sheet.55 Sheet.56 Sheet.57 Sheet.58 Sheet.59 Sheet.60 Sheet.61 Sheet.62 Sheet.63 Sheet.64 Sheet.65 Connect.46 Sheet.67 Sheet.68 N-Channel MOSFET Sheet.70 Sheet.71 Sheet.72 Sheet.73 Sheet.74 Sheet.75 Sheet.76 Sheet.77 Sheet.78 Sheet.79 Sheet.80 Sheet.81 Sheet.82 Sheet.83 Connect.50 Sheet.85 Sheet.86 Sheet.87 Sheet.154 Sheet.155 Connector 1.167 Sheet.157 Sheet.158 Sheet.159 Sheet.160 Connector 1.167.161 Sheet.162 Sheet.163 Sheet.164 Connector 1.167.165 Sheet.166 P-Channel MOSFET Sheet.32 Sheet.33 Sheet.34 Sheet.35 Sheet.36 Sheet.37 Sheet.38 Sheet.39 Sheet.40 Sheet.41 Sheet.42 Sheet.43 Sheet.44 Sheet.45 Sheet.46 Connect.46 Sheet.48 Sheet.49 Sheet.170 Sheet.171 Sheet.172 Sheet.173 Sheet.174 Sheet.175 Sheet.176 Sheet.177 Connector 1.167.178 Sheet.179 Sheet.180 Sheet.181 Sheet.182 Connector 1.167.183 Sheet.184 Connector 1.167.185 Sheet.186 Sheet.187 3.3V 3.3V 3.3V 5.0V 5.0V 5.0V Sheet.191 Sheet.192 Sheet.193 Sheet.194 Sheet.195 Sheet.196 USB/5V Power USB/5V Power USB/5V Power Connector 1.167.232 Touch Key Touch Key Touch Key Touch Key.235 Sheet.236 Sheet.237 Sheet.238 Sheet.239 Sheet.240 Sheet.241 Sheet.242 Sheet.243 Sheet.244 Sheet.245 MCU MCU MCU PWM PWM PWM GPIO GPIO GPIO 16-bit ADC 16-bit ADC 16-bit ADC OPA OPA OPA IRQ IRQ IRQ I2C I2C I2C CTSU CTSU CTSU
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