48 lines
1.1 KiB
C
48 lines
1.1 KiB
C
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/*
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* Copyright (c) 2006-2023, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2023-05-26 Chushicheng the first version
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*/
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/*
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* Program listing: This is a touch device usage routine
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* The routine exports touch_sample commands to the control terminal
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* Command invocation format: touch_sample
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* Program function: The terminal prints the coordinates of the touch point
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*/
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#include <rtdevice.h>
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#include "drv_gt911.h"
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static int touch_sample(void)
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{
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gt911_input_t ctp_input;
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rt_device_t dev = rt_device_find("capt");
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RT_ASSERT(dev != RT_NULL);
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capt_t *capt = (capt_t*)dev->user_data;
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while(1)
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{
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gt911_ctp_read(&capt->gt911, &ctp_input);
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for (rt_uint8_t i = 0; i < ctp_input.num_pos; i++)
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{
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/* Found track ID #0 */
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if (ctp_input.pos[i].id == 0)
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{
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rt_kprintf("x:%d, y:%d\r\n", capt->gt911.pos_y_max - ctp_input.pos[i].pos_y, ctp_input.pos[i].pos_x);
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}
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}
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rt_thread_mdelay(16);
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}
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return RT_EOK;
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}
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MSH_CMD_EXPORT(touch_sample, the capt touch test);
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