Huajian Huang
/
TeensySlave_Nov16_public
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Fork of
TeensySlave_Nov16
by 
Huajian Huang
main.cpp@0:b120cb6c902f, 2015-11-17 (annotated)
- Committer:
- georgeHuang
- Date:
- Tue Nov 17 01:22:57 2015 +0000
- Revision:
- 0:b120cb6c902f
teensySPISlave
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| georgeHuang | 0:b120cb6c902f | 1 | // Reply to a SPI master as slave |
| georgeHuang | 0:b120cb6c902f | 2 | |
| georgeHuang | 0:b120cb6c902f | 3 | #include "mbed.h" |
| georgeHuang | 0:b120cb6c902f | 4 | int dataToMaster = 96; |
| georgeHuang | 0:b120cb6c902f | 5 | //int MOSI=11; |
| georgeHuang | 0:b120cb6c902f | 6 | //int MISO=12; |
| georgeHuang | 0:b120cb6c902f | 7 | //int SCK=13; |
| georgeHuang | 0:b120cb6c902f | 8 | //int CS=10; |
| georgeHuang | 0:b120cb6c902f | 9 | SPISlave device(D11, D12, D13, D10); // mosi, miso, sclk, chipSelect |
| georgeHuang | 0:b120cb6c902f | 10 | |
| georgeHuang | 0:b120cb6c902f | 11 | int main() { |
| georgeHuang | 0:b120cb6c902f | 12 | device.reply(0x00); // Prime SPI with first reply |
| georgeHuang | 0:b120cb6c902f | 13 | while(1) { |
| georgeHuang | 0:b120cb6c902f | 14 | if(device.receive()) { |
| georgeHuang | 0:b120cb6c902f | 15 | //int v = device.read(); // Read byte from master |
| georgeHuang | 0:b120cb6c902f | 16 | |
| georgeHuang | 0:b120cb6c902f | 17 | //v = (v + 1) % 0x100; // Add one to it, modulo 256 |
| georgeHuang | 0:b120cb6c902f | 18 | device.reply(dataToMaster); // Make this the next reply |
| georgeHuang | 0:b120cb6c902f | 19 | } |
| georgeHuang | 0:b120cb6c902f | 20 | } |
| georgeHuang | 0:b120cb6c902f | 21 | } |