GPS140HR
5
rtd embedded 科技, 公司
表格 的内容
chapter 1
-介绍......................................................................................... 8
特性 .............................................................................................................................................................................................8
一些 的 这 关键 特性 的 这gps140hr 包含:.......................................................................................................... 8
gps 接受者.....................................................................................................................................................................................8
16c550 兼容 uart..............................................................................................................................................................9
i/o interfaces....................................................................................................................................................................................9
机械的 描述...................................................................................................................................................................9
连接器 描述.....................................................................................................................................................................9
what comes wi th your 板..........................................................................................................................................................9
使用 这个 手工的 ..........................................................................................................................................................................10
当 你 需要 帮助.......................................................................................................................................................................10
chapter 2
-板 settings..................................................................................11
工厂-配置 跳越者 settings........................................................................................................................................12
根基 地址 跳越者 (工厂 设置: 2e8h) ........................................................................................................................13
host 中断
(工厂 设置: irq5, g 关闭)...........................................................................................................15
gps 配置
(工厂 设置: 只读存储器 无能, nmea)...........................................................................................16
chapter 3
板 安装...........................................................................18
板 安装 ..........................................................................................................................................................................18
一般 安装 指导原则:............................................................................................................................................ 18
gps 接受者 连接器................................................................................................................................................................19
utility i/o 标头 连接器 j3...................................................................................................................................................21
chapter 4
-硬件 descripti在 .................................................................22
触角............................................................................................................................................................................................23
uart 频道 ................................................................................................................................................................................24
脉冲波 输出 ..................................................................................................................................................................................24
1 pps 输出 和 led........................................................................................................................................................... 24
10khz 输出 ......................................................................................................................................................................... 24
Fuses ....................................................................................................................................................................................... 25
chapter 5
板 运作 和程序编制.......................................26
defining 这 记忆 编排............................................................................................................................................................26
中断 .................................................................................................................................................................................27
what 是 一个 中断? ............................................................................................................................................................ 27
中断 要求 线条........................................................................................................................................................... 27
8259 可编程序的 中断 控制............................................................................................................................. 27
中断 掩饰 寄存器 (imr)............................................................................................................................................ 28
终止-的-中断 (eoi) command........................................................................................................................................ 28
what exactly 发生 当 一个 中断 occurs?........................................................................................................... 28
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