Display error number on error

diff --git a/i2c_temp/main.c b/i2c_temp/main.c
index c1e0080..bff64df 100644 (file)
--- a/i2c_temp/main.c
+++ b/i2c_temp/main.c
@@ -76,7 +76,7 @@ void temp_config(int uart_num)
        /* Temp sensor */
        ret = tmp101_sensor_config(&tmp101_sensor);
        if (ret != 0) {
-               uprintf(uart_num, "Temp config error\n");
+               uprintf(uart_num, "Temp config error: %d\n", ret);
        }
 }
 
@@ -90,7 +90,7 @@ void temp_display(int uart_num)
        msleep(250); /* Wait for the end of the conversion : 40ms */
        len = tmp101_sensor_read(&tmp101_sensor, &raw, &deci_degrees);
        if (len != 0) {
-               uprintf(uart_num, "Temp read error\n");
+               uprintf(uart_num, "Temp read error: %d\n", ret);
        } else {
                uprintf(uart_num, "Temp read: %d,%d - raw: 0x%04x.\n",
                                (deci_degrees/10), (deci_degrees%10), raw);