Stéf PEREZ
/
Dump_i2c_test
Important changes to repositories hosted on mbed.com
Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.
To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.
It is also possible to export all your personal repositories from the account settings page.
main.cpp@0:392956e976ae, 2016-10-14 (annotated)
- Committer:
- stefkpl
- Date:
- Fri Oct 14 08:42:47 2016 +0000
- Revision:
- 0:392956e976ae
- Child:
- 1:3a2023b0563c
Initial Commit
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| stefkpl | 0:392956e976ae | 1 | #include "mbed.h" |
| stefkpl | 0:392956e976ae | 2 | // Test DUMP I2C |
| stefkpl | 0:392956e976ae | 3 | #define _ADDR (0x43) |
| stefkpl | 0:392956e976ae | 4 | |
| stefkpl | 0:392956e976ae | 5 | I2C i2c(I2C_SDA, I2C_SCL); |
| stefkpl | 0:392956e976ae | 6 | |
| stefkpl | 0:392956e976ae | 7 | DigitalOut myled(LED1); |
| stefkpl | 0:392956e976ae | 8 | |
| stefkpl | 0:392956e976ae | 9 | Serial pc(SERIAL_TX, SERIAL_RX); |
| stefkpl | 0:392956e976ae | 10 | |
| stefkpl | 0:392956e976ae | 11 | int main() |
| stefkpl | 0:392956e976ae | 12 | { |
| stefkpl | 0:392956e976ae | 13 | int status = i2c.write(_ADDR); |
| stefkpl | 0:392956e976ae | 14 | pc.printf("Begin Scan\r\n"); |
| stefkpl | 0:392956e976ae | 15 | |
| stefkpl | 0:392956e976ae | 16 | // Read all register |
| stefkpl | 0:392956e976ae | 17 | data_write[0] = LM75_REG_TEMP; |
| stefkpl | 0:392956e976ae | 18 | i2c.write(LM75_ADDR, data_write, 1, 1); // no stop |
| stefkpl | 0:392956e976ae | 19 | i2c.read(LM75_ADDR, data_read, 2, 0); |
| stefkpl | 0:392956e976ae | 20 | |
| stefkpl | 0:392956e976ae | 21 | while (1) { |
| stefkpl | 0:392956e976ae | 22 | myled = !myled; |
| stefkpl | 0:392956e976ae | 23 | wait(0.2); |
| stefkpl | 0:392956e976ae | 24 | |
| stefkpl | 0:392956e976ae | 25 | } |
| stefkpl | 0:392956e976ae | 26 |