2 files changed, 12 insertions, 29 deletions
diff --git a/keyboards/hotdox/left.c b/keyboards/hotdox/left.c
index 970d36f1b5..f963ecdae7 100644
--- a/keyboards/hotdox/left.c
+++ b/keyboards/hotdox/left.c
@@ -5,8 +5,8 @@
 bool i2c_initialized = false;
 
 void left_config(void);
-uint8_t left_write(uint8_t reg, uint8_t data);
-uint8_t left_read(uint8_t reg, uint8_t *data);
+i2c_status_t left_write(uint8_t reg, uint8_t data);
+i2c_status_t left_read(uint8_t reg, uint8_t *data);
 
 uint8_t init_mcp23017(void)
 {
@@ -35,12 +35,11 @@ void left_init(void)
 
 void left_scan(void)
 {
-    uint8_t ret = i2c_start(I2C_ADDR_WRITE, HOTDOX_I2C_TIMEOUT);
+    
+    i2c_status_t ret = i2c_ping_address(I2C_ADDR, HOTDOX_I2C_TIMEOUT);
 
-    if (ret == 0)
+    if (ret == I2C_STATUS_SUCCESS)
     {
-        i2c_stop();
-
         if (!i2c_initialized)
         {
             i2c_initialized = true;
@@ -91,40 +90,29 @@ void left_config(void)
   left_write(MCP23017_B0_GPIOB,  0xC0);
 }
 
-uint8_t left_write(uint8_t reg, uint8_t data)
+i2c_status_t left_write(uint8_t reg, uint8_t data)
 {
   if (!i2c_initialized)
   {
     return 0;
   }
 
-  uint8_t ret;
+  i2c_status_t ret;
 
-  ret = i2c_start(I2C_ADDR_WRITE, HOTDOX_I2C_TIMEOUT);     if (ret) goto out;
-  ret = i2c_write(reg, HOTDOX_I2C_TIMEOUT);                if (ret) goto out;
-  ret = i2c_write(data, HOTDOX_I2C_TIMEOUT);
+  ret = i2c_writeReg(I2C_ADDR, reg,  &data, sizeof(data), HOTDOX_I2C_TIMEOUT); 
 
-out:
-  i2c_stop();
   return ret;
 }
 
-uint8_t left_read(uint8_t reg, uint8_t *data)
+i2c_status_t left_read(uint8_t reg, uint8_t *data)
 {
   if (!i2c_initialized)
   {
     return 0;
   }
 
-  uint8_t ret = 0;
-
-  ret = i2c_start(I2C_ADDR_WRITE, HOTDOX_I2C_TIMEOUT);     if (ret) goto out;
-  ret = i2c_write(reg, HOTDOX_I2C_TIMEOUT);                if (ret) goto out;
-  ret = i2c_start(I2C_ADDR_READ, HOTDOX_I2C_TIMEOUT);      if (ret) goto out;
-
-  *data = i2c_read_nack(HOTDOX_I2C_TIMEOUT);
+  i2c_status_t ret = 0;
+  ret = i2c_readReg(I2C_ADDR, reg, data, 1, HOTDOX_I2C_TIMEOUT);
 
-out:
-  i2c_stop();
   return ret;
 }
diff --git a/keyboards/hotdox/left.h b/keyboards/hotdox/left.h
index 3d8b5a6ead..32faadba21 100644
--- a/keyboards/hotdox/left.h
+++ b/keyboards/hotdox/left.h
@@ -10,10 +10,7 @@
 #define MCP23017_A1 0
 #define MCP23017_A2 0
 
-#define I2C_ADDR        (0x20)
-#define I2C_ADDR_WRITE  ((I2C_ADDR << 1) | I2C_WRITE)
-#define I2C_ADDR_READ   ((I2C_ADDR << 1) | I2C_READ)
-
+#define I2C_ADDR        ((0x20) << 1)
 
 #define MCP23017_B0_IODIRA     0x00
 #define MCP23017_B0_IODIRB     0x01
@@ -40,8 +37,6 @@
 
 #define HOTDOX_I2C_TIMEOUT     100
 
-typedef int16_t i2c_status_t;
-
 void left_init(void);
 void left_scan(void);