新路程------hi3516a修改register的应用层做法

  这里用的就是himm的方法，具体参考http://blog.csdn.net/faihung/article/details/60154485这篇文章，我这里是修改了一个led灯的gpio

~ # himm 0x200f00fc 0x00000000
*** Board tools : ver0.0.1_20121120 ***
[debug]: {source/utils/cmdshell.c:166}cmdstr:himm
0x200f00fc: 0x00000001 --> 0x00000000


~ # himm 0x201f0400
*** Board tools : ver0.0.1_20121120 ***
[debug]: {source/utils/cmdshell.c:166}cmdstr:himm
====dump memory 0X201F0400====
0x201f0400: 0x00000008
NewValue:
~ # himm 0x201f0400 0x00000028
*** Board tools : ver0.0.1_20121120 ***
[debug]: {source/utils/cmdshell.c:166}cmdstr:himm
0x201f0400: 0x00000008 --> 0x00000028






~ # himm 0x201f0080 0x00ff
*** Board tools : ver0.0.1_20121120 ***
[debug]: {source/utils/cmdshell.c:166}cmdstr:himm
0x201f0080: 0x00000000 --> 0x000000FF
[END]
~ # himm 0x201f0080 0x0000
*** Board tools : ver0.0.1_20121120 ***
[debug]: {source/utils/cmdshell.c:166}cmdstr:himm
0x201f0080: 0x00000020 --> 0x00000000

gpio有地方需要注意，首先看原理图连线箭头知道gpio是输入还是输出

然后看高电平亮灯还是低电平有亮灯，这个也是原理图相关，因为如果led后面接了3.3v电，那么就是输出低电平亮灯