Update preset.

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

diff --git a/bertos/drv/pcf8574.h b/bertos/drv/pcf8574.h
index fa327e28deb6d7e4b033b03965e64beb8861203a..dd33ed4aef0a92afde518ca8b41df857ed4b1ef5 100644 (file)
--- a/bertos/drv/pcf8574.h
+++ b/bertos/drv/pcf8574.h
@@ -41,6 +41,8 @@
 #ifndef DRV_PCF8574_H
 #define DRV_PCF8574_H
 
+#include "cfg/cfg_i2c.h"
+
 #include <cfg/compiler.h>
 
 #include <drv/i2c.h>
@@ -67,13 +69,40 @@ typedef struct Pcf8574
 
 #define PCF8574ID 0x40 ///< I2C address
 
-DEPRECATED int pcf8574_get_1(Pcf8574 *pcf);
-DEPRECATED bool pcf8574_put_2(Pcf8574 *pcf, uint8_t data);
-DEPRECATED bool pcf8574_init_2(Pcf8574 *pcf, pcf8574_addr addr);
-
-
+/**
+ * Read PCF8574 \a pcf bit status.
+ * \return the pins status or EOF on errors.
+ */
 int pcf8574_get_2(I2c *i2c, Pcf8574 *pcf);
+
+/**
+ * Write to PCF8574 \a pcf port \a data.
+ * \return true if ok, false on errors.
+ */
 bool pcf8574_put_3(I2c *i2c, Pcf8574 *pcf, uint8_t data);
+
+/**
+ * Init a PCF8574 on the bus with addr \a addr.
+ * \return true if device is found, false otherwise.
+ */
 bool pcf8574_init_3(I2c *i2c, Pcf8574 *pcf, pcf8574_addr addr);
 
+#if !CONFIG_I2C_DISABLE_OLD_API
+
+DEPRECATED INLINE int pcf8574_get_1(Pcf8574 *pcf)
+{
+       return pcf8574_get_2(&local_i2c_old_api, pcf);
+}
+
+DEPRECATED INLINE bool pcf8574_put_2(Pcf8574 *pcf, uint8_t data)
+{
+       return pcf8574_put_3(&local_i2c_old_api, pcf, data);
+}
+
+DEPRECATED INLINE bool pcf8574_init_2(Pcf8574 *pcf, pcf8574_addr addr)
+{
+       return pcf8574_init_3(&local_i2c_old_api, pcf, addr);
+}
+#endif /* !CONFIG_I2C_DISABLE_OLD_API */
+
 #endif /* DRV_PCF8574_H */