SIM8202G-M2 硬件设计手册 V1.01
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目录
目录....................................................................................................................................................................................4
1 绪论.................................................................................................................................................................................9
1.1 产品概述.............................................................................................................................................................9
1.2 模块框图..........................................................................................................................................................10
1.3 主要特征.......................................................................................................................................................... 11
2. 封装信息.................................................................................................................................................................... 13
2.1 引脚分布图......................................................................................................................................................13
2.2 引脚描述..........................................................................................................................................................14
2.3 机械尺寸..........................................................................................................................................................18
3. 应用接口.................................................................................................................................................................... 19
3.1 供电..................................................................................................................................................................19
3.1.1 供电参考设计...................................................................................................................................... 19
3.1.2 推荐供电电路...................................................................................................................................... 21
3.1.3 电压监控.............................................................................................................................................. 22
3.2 模块开机、关机..............................................................................................................................................23
3.2.1 模块开机.............................................................................................................................................. 23
3.2.2 模块关机.............................................................................................................................................. 24
3.3 模块复位..........................................................................................................................................................25
3.4 I2C 接口.......................................................................................................................................................... 27
3.5 WoWWAN#*....................................................................................................................................................28
3.6 USB 接口........................................................................................................................................................ 29
3.7 PCIe 接口........................................................................................................................................................32
3.7.1 USB 和 PCIe 模式*.......................................................................................................................... 34
3.8 (U)SIM 接口.....................................................................................................................................................35
3.9 I2S 接口............................................................................................................................................................37
3.9.1 I2S 时序................................................................................................................................................ 38
3.9.2 I2S 参考电路........................................................................................................................................ 39
3.10 DPR*...............................................................................................................................................................40
3.11 CONFIG 引脚................................................................................................................................................ 41
3.12 LED1#............................................................................................................................................................ 41
3.13 W_DISABLE1#.............................................................................................................................................42
3.14 W_DISABLE2#*........................................................................................................................................... 44
3.14.1 TDD_SYNC_PPS*............................................................................................................................45
3.15 天线控制接口*..............................................................................................................................................46
3.16 UART 接口*................................................................................................................................................... 47
3.17 GPIOs 接口................................................................................................................................................... 48
4. 天线端口................................................................................................................................................................... 49
