/**************************************************************************//** * * @copyright (C) 2020 Nuvoton Technology Corp. All rights reserved. * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2021-10-21 Wayne First version * * Tips: * QEI compare interrupt flag *(pulse_encoder->user_data): If compare value is * not null, after execute device init, compare interrupt will be enabled automatic. * When the interrupt occur, interrupt flag will be set 1. * ******************************************************************************/ #ifndef __DRV_QEI_H__ #define __DRV_QEI_H__ #include rt_int32_t nu_qei_get_maxval(struct rt_pulse_encoder_device *pulse_encoder); rt_int32_t nu_qei_get_cmpval(struct rt_pulse_encoder_device *pulse_encoder); rt_int32_t nu_qei_get_type(struct rt_pulse_encoder_device *pulse_encoder); void nu_qei_set_maxval_type(struct rt_pulse_encoder_device *pulse_encoder, rt_uint32_t u32val, enum rt_pulse_encoder_type eType); void nu_qei_set_cmpval(struct rt_pulse_encoder_device *pulse_encoder, rt_uint32_t u32val); #endif // __DRV_QEI_H___