Use a possible value for the spi port.

[bertos.git] / bertos / drv / pcf8574.c

diff --git a/bertos/drv/pcf8574.c b/bertos/drv/pcf8574.c
index 41d54e0ca8b234ac9e113c203355f9ab641b8f69..c4477efce2df8c9d39c41048c315e82c41e81129 100644 (file)
--- a/bertos/drv/pcf8574.c
+++ b/bertos/drv/pcf8574.c
@@ -68,7 +68,9 @@ int pcf8574_get(Pcf8574 *pcf)
  */
 bool pcf8574_put(Pcf8574 *pcf, uint8_t data)
 {
-       return  i2c_start_w(PCF8574ID | ((pcf->addr << 1) & 0xF7)) && i2c_put(data) && i2c_stop();
+       bool res = i2c_start_w(PCF8574ID | ((pcf->addr << 1) & 0xF7)) && i2c_put(data);
+       i2c_stop();
+       return res;
 }
 
 /**