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[pin] pin_read/write rt_uint8_t to rt_ssize_t
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@@ -128,7 +128,7 @@ struct rt_pin_ops
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{
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void (*pin_mode)(struct rt_device *device, rt_base_t pin, rt_uint8_t mode);
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void (*pin_write)(struct rt_device *device, rt_base_t pin, rt_uint8_t value);
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rt_int8_t (*pin_read)(struct rt_device *device, rt_base_t pin);
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rt_ssize_t (*pin_read)(struct rt_device *device, rt_base_t pin);
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rt_err_t (*pin_attach_irq)(struct rt_device *device, rt_base_t pin,
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rt_uint8_t mode, void (*hdr)(void *args), void *args);
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rt_err_t (*pin_detach_irq)(struct rt_device *device, rt_base_t pin);
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@@ -145,8 +145,8 @@ struct rt_pin_ops
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int rt_device_pin_register(const char *name, const struct rt_pin_ops *ops, void *user_data);
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void rt_pin_mode(rt_base_t pin, rt_uint8_t mode);
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void rt_pin_write(rt_base_t pin, rt_uint8_t value);
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rt_int8_t rt_pin_read(rt_base_t pin);
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void rt_pin_write(rt_base_t pin, rt_ssize_t value);
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rt_ssize_t rt_pin_read(rt_base_t pin);
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rt_base_t rt_pin_get(const char *name);
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rt_err_t rt_pin_attach_irq(rt_base_t pin, rt_uint8_t mode,
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void (*hdr)(void *args), void *args);
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