Brunno Oliveira
Sensor I2C Coragem
Revision 0:4c3c977e65f0, committed 2020-06-29
- Comitter:
- brunnobbco
- Date:
- Mon Jun 29 20:36:27 2020 +0000
- Commit message:
- Sensor I2C Coragem
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Mon Jun 29 20:36:27 2020 +0000
@@ -0,0 +1,78 @@
+#include "mbed.h"
+
+//#define ADDR (0x6D<<1)
+
+Serial pc(p25, p8); // tx, rx
+DigitalOut ADR(P0_12);
+
+I2C i2c(p13, p15);
+
+
+char buffer[2];
+uint16_t aux;
+
+int main()
+{
+ ADR=1;
+ char sco_bit;
+ i2c.frequency(100000);
+
+ const int addr = 0x6d << 1;
+ char readdata[3];
+
+ while(1)
+ {
+ int ret, value, value1, value2;
+ sco_bit = 1;
+ pc.printf("Lendo valor em registrador 0xA5…\r\n");
+
+ buffer[0] = 0xA5;
+
+ //ret = i2c.write((addr << 1) & 0xFE);
+ ret = i2c.write(addr, buffer, 1);
+
+ if (!ret) // 0:ACK 1:NACK
+ {
+ ret = i2c.read(addr, readdata, 3);
+
+ if (ret)
+ pc.printf("Erro B %d.\r\n", ret);
+ }
+ else
+ pc.printf("Erro A %d.\r\n", ret);
+
+ if (!ret)
+ {
+ buffer[0] = 0xA5;
+ buffer[1] = readdata[0] & 0x07;
+ buffer[2] = readdata[1] & 0x0f;
+ buffer[3] = readdata[2] & 0x0d;
+ ret = i2c.write(addr, buffer, 4);
+
+ if (ret == 0) // 0:ACK 1:NACK
+ {
+ buffer[0] = 0x30;
+ buffer[1] = 0x0A;
+ i2c.write(addr, buffer, 2);
+ i2c.read(addr, sco_bit, 1);
+
+ if (!sco_bit)
+ {
+ buffer[0] = 0x06;
+ i2c.write(addr, buffer, 1);
+ i2c.read(addr, readdata[0], 3);
+ buffer[0] = 0x07;
+ i2c.write(addr, buffer, 1);
+ i2c.read(addr, readdata[1], 3);
+ buffer[0] = 0x08;
+ i2c.write(addr, buffer, 1);
+ i2c.read(addr, readdata[2], 3);
+
+ pc.printf("Valor lido: %d\n", readdata);
+ }
+ }
+ else
+ pc.printf("Erro C %d.\r\n", ret);
+ }
+ }
+}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed_app.json Mon Jun 29 20:36:27 2020 +0000
@@ -0,0 +1,35 @@
+{
+
+ "target_overrides": {
+ "K64F": {
+ "target.features_add": ["BLE"],
+ "target.extra_labels_add": ["CORDIO", "CORDIO_BLUENRG"]
+ },
+ "NUCLEO_F401RE": {
+ "target.features_add": ["BLE"],
+ "target.extra_labels_add": ["CORDIO", "CORDIO_BLUENRG"]
+ },
+ "DISCO_L475VG_IOT01A": {
+ "target.features_add": ["BLE"],
+ "target.extra_labels_add": ["CORDIO", "CORDIO_BLUENRG"]
+ },
+ "NRF52840_DK": {
+ "platform.stdio-baud-rate": 115200,
+ "platform.default-serial-baud-rate": 115200,
+ "target.features_add": ["BLE"],
+ "target.extra_labels_add": ["CORDIO", "CORDIO_LL", "SOFTDEVICE_N ONE", "NORDIC_CORDIO"],
+ "target.extra_labels_remove": ["SOFTDEVICE_COMMON", "SOFTDEVICE_S140_FULL", "NORDIC_SOFTDEVICE"],
+ "target.lf_clock_src": "NRF_LF_SRC_RC",
+ "target.lf_clock_rc_calib_timer_interval": 16,
+ "target.lf_clock_rc_calib_mode_config": 2
+
+
+
+ },
+ "NRF52_DK": {
+ "target.features_add": ["BLE"],
+ "target.extra_labels_add": ["CORDIO", "CORDIO_LL", "SOFTDEVICE_NONE", "NORDIC_CORDIO"],
+ "target.extra_labels_remove": ["SOFTDEVICE_COMMON", "SOFTDEVICE_S132_FULL", "NORDIC_SOFTDEVICE"]
+ }
+ }
+}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed_coragem.lib Mon Jun 29 20:36:27 2020 +0000 @@ -0,0 +1,1 @@ +https://github.com/leiachewbacca/mbed_coragem.git/#b8dad0652c9cd2321126a590280a18a964e1eed0