Liangzhen Lai
/
DDRO_software
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main.cpp@0:c928c2d8bd02, 2012-05-02 (annotated)
- Committer:
- liangzhen
- Date:
- Wed May 02 01:34:55 2012 +0000
- Revision:
- 0:c928c2d8bd02
- Child:
- 1:acf14b6dd1be
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| liangzhen | 0:c928c2d8bd02 | 1 | #include "power_up.h" |
| liangzhen | 0:c928c2d8bd02 | 2 | #include "scan.h" |
| liangzhen | 0:c928c2d8bd02 | 3 | using namespace std; |
| liangzhen | 0:c928c2d8bd02 | 4 | |
| liangzhen | 0:c928c2d8bd02 | 5 | DigitalOut RESET (p21); |
| liangzhen | 0:c928c2d8bd02 | 6 | |
| liangzhen | 0:c928c2d8bd02 | 7 | Serial s(USBTX, USBRX); |
| liangzhen | 0:c928c2d8bd02 | 8 | |
| liangzhen | 0:c928c2d8bd02 | 9 | int main() { |
| liangzhen | 0:c928c2d8bd02 | 10 | s.printf("DDRO_software starts ...\r\n"); |
| liangzhen | 0:c928c2d8bd02 | 11 | s.printf("powerReset() ...\r\n"); |
| liangzhen | 0:c928c2d8bd02 | 12 | //reset |
| liangzhen | 0:c928c2d8bd02 | 13 | powerReset(); |
| liangzhen | 0:c928c2d8bd02 | 14 | |
| liangzhen | 0:c928c2d8bd02 | 15 | s.printf("powerUp() ...\r\n"); |
| liangzhen | 0:c928c2d8bd02 | 16 | //power up |
| liangzhen | 0:c928c2d8bd02 | 17 | powerUp(); |
| liangzhen | 0:c928c2d8bd02 | 18 | |
| liangzhen | 0:c928c2d8bd02 | 19 | PLL clk; |
| liangzhen | 0:c928c2d8bd02 | 20 | s.printf("testPLL() ...\r\n"); |
| liangzhen | 0:c928c2d8bd02 | 21 | |
| liangzhen | 0:c928c2d8bd02 | 22 | RESET = 0; |
| liangzhen | 0:c928c2d8bd02 | 23 | wait(1); |
| liangzhen | 0:c928c2d8bd02 | 24 | RESET = 1; |
| liangzhen | 0:c928c2d8bd02 | 25 | for (int i=125;i<160;i+=5) |
| liangzhen | 0:c928c2d8bd02 | 26 | { |
| liangzhen | 0:c928c2d8bd02 | 27 | clk.setPLL(i); |
| liangzhen | 0:c928c2d8bd02 | 28 | double out=(double)5000*(double)i/1024; |
| liangzhen | 0:c928c2d8bd02 | 29 | s.printf("Setting PLL, output should be %e k\n", out); |
| liangzhen | 0:c928c2d8bd02 | 30 | wait(5); |
| liangzhen | 0:c928c2d8bd02 | 31 | } |
| liangzhen | 0:c928c2d8bd02 | 32 | |
| liangzhen | 0:c928c2d8bd02 | 33 | |
| liangzhen | 0:c928c2d8bd02 | 34 | |
| liangzhen | 0:c928c2d8bd02 | 35 | |
| liangzhen | 0:c928c2d8bd02 | 36 | s.printf("powerDown() ...\r\n"); |
| liangzhen | 0:c928c2d8bd02 | 37 | //power down |
| liangzhen | 0:c928c2d8bd02 | 38 | powerDown(); |
| liangzhen | 0:c928c2d8bd02 | 39 | |
| liangzhen | 0:c928c2d8bd02 | 40 | s.printf("DDRO_software ends.\r\n"); |
| liangzhen | 0:c928c2d8bd02 | 41 | } |