Noduino NODEC
来自Jack's Lab
（版本间的差异）
(→管脚接口) |
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| 第32行： | 第32行： | ||
== 驱动继电器 == | == 驱动继电器 == | ||
| + | |||
| + | <br><br> | ||
| + | |||
| + | == 电源设计 == | ||
| + | |||
| + | 模块供电电压 3.3V | ||
| + | |||
| + | 所需电源之额定电流最好能到 600mA，推荐 AMS1117-3.3 / WL2803G | ||
| + | |||
| + | === AMS1117-3.3 === | ||
| + | |||
| + | ;;Feature: | ||
| + | |||
| + | * 1000mA LDO | ||
| + | * Dropout voltage : 1.1V @ Iout = 800mA load current | ||
| + | * The quiescent current is typically 5mA | ||
| + | * Vin MAX = 15V | ||
| + | * SOT-223-3L package | ||
| + | |||
| + | |||
| + | [[文件:AMS1117-pin.png]] | ||
| + | |||
| + | <br><br> | ||
| + | |||
| + | === WL2803G === | ||
| + | |||
| + | 需要低 dropout voltage 的场合，替换 AMS1117 | ||
| + | |||
| + | ;;Feature: | ||
| + | |||
| + | * 1000mA CMOS LDO | ||
| + | * Dropout voltage : 260mV @ Iout = 800mA load current | ||
| + | * The quiescent current is typically 150uA | ||
| + | * Vin MAX = 6.5V | ||
| + | * SOT-223-3L package | ||
| + | * Output 3.3V is marking 2803G**/YYWW [ ** - Voltage code (33: 3.3V), YY - Year code, WW - Week code ] | ||
| + | |||
| + | |||
| + | [[文件:Wl2803g-pin-app.png]] | ||
| + | |||
| + | <br><br> | ||
| + | |||
| + | === AP2112 === | ||
| + | |||
| + | ;;Feature: | ||
| + | |||
| + | * 600mA CMOS LDO | ||
| + | * Low Dropout Voltage (3.3V): 250mV (Typ.) @ 600mA | ||
| + | * Low Quiescent Current: 55μA (Typ.) | ||
| + | * Low Standby Current: 0.01μA (Typ.) | ||
| + | * Vin MAX = 6.5V | ||
| + | * Provides SOT-23-5, SOT-89-5, and SOIC-8 packages | ||
| + | |||
| + | |||
| + | [[文件:AP2112-pin-app.png]] | ||
<br><br> | <br><br> | ||
2016年9月2日 (五) 10:42的版本
目录 |
1 概述
- 超小体积，15.5mm x 17.8mm，一角硬币大小
- 二代 WiFi IoT 模块，独立 WiFi 节点（无需 MCU）
- ESP8285，芯片内置 1MB Flash
- 模块 3.3V 供电，通电即用！
- 最高支持控制 6 路继电器，支持传感器、OLED 屏
2 管脚接口
正面：
GPIO12 GPIO13 GPIO14 GPIO4 GPIO5 GPIO15
背面：
GPIO16 GPIO0 GND TX RX VCC
3 快速尝试
4 驱动继电器
5 电源设计
模块供电电压 3.3V
所需电源之额定电流最好能到 600mA，推荐 AMS1117-3.3 / WL2803G
5.1 AMS1117-3.3
- Feature
- 1000mA LDO
- Dropout voltage : 1.1V @ Iout = 800mA load current
- The quiescent current is typically 5mA
- Vin MAX = 15V
- SOT-223-3L package
5.2 WL2803G
需要低 dropout voltage 的场合，替换 AMS1117
- Feature
- 1000mA CMOS LDO
- Dropout voltage : 260mV @ Iout = 800mA load current
- The quiescent current is typically 150uA
- Vin MAX = 6.5V
- SOT-223-3L package
- Output 3.3V is marking 2803G**/YYWW [ ** - Voltage code (33: 3.3V), YY - Year code, WW - Week code ]
5.3 AP2112
- Feature
- 600mA CMOS LDO
- Low Dropout Voltage (3.3V): 250mV (Typ.) @ 600mA
- Low Quiescent Current: 55μA (Typ.)
- Low Standby Current: 0.01μA (Typ.)
- Vin MAX = 6.5V
- Provides SOT-23-5, SOT-89-5, and SOIC-8 packages
6 编译烧写
