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Diffstat (limited to 'src/hc32f460/gpio.h')
-rw-r--r--src/hc32f460/gpio.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/hc32f460/gpio.h b/src/hc32f460/gpio.h
index 5e88a234..3ac74d9a 100644
--- a/src/hc32f460/gpio.h
+++ b/src/hc32f460/gpio.h
@@ -55,8 +55,8 @@ struct i2c_config {
};
struct i2c_config i2c_setup(uint32_t bus, uint32_t rate, uint8_t addr);
-void i2c_write(struct i2c_config config, uint8_t write_len, uint8_t *write);
-void i2c_read(struct i2c_config config, uint8_t reg_len, uint8_t *reg
- , uint8_t read_len, uint8_t *read);
+int i2c_write(struct i2c_config config, uint8_t write_len, uint8_t *write);
+int i2c_read(struct i2c_config config, uint8_t reg_len, uint8_t *reg
+ , uint8_t read_len, uint8_t *read);
#endif // gpio.h