/************************************************************************************************** Phyplus Microelectronics Limited confidential and proprietary. All rights reserved. IMPORTANT: All rights of this software belong to Phyplus Microelectronics Limited ("Phyplus"). Your use of this Software is limited to those specific rights granted under the terms of the business contract, the confidential agreement, the non-disclosure agreement and any other forms of agreements as a customer or a partner of Phyplus. You may not use this Software unless you agree to abide by the terms of these agreements. You acknowledge that the Software may not be modified, copied, distributed or disclosed unless embedded on a Phyplus Bluetooth Low Energy (BLE) integrated circuit, either as a product or is integrated into your products. Other than for the aforementioned purposes, you may not use, reproduce, copy, prepare derivative works of, modify, distribute, perform, display or sell this Software and/or its documentation for any purposes. YOU FURTHER ACKNOWLEDGE AND AGREE THAT THE SOFTWARE AND DOCUMENTATION ARE PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY, TITLE, NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL PHYPLUS OR ITS SUBSIDIARIES BE LIABLE OR OBLIGATED UNDER CONTRACT, NEGLIGENCE, STRICT LIABILITY, CONTRIBUTION, BREACH OF WARRANTY, OR OTHER LEGAL EQUITABLE THEORY ANY DIRECT OR INDIRECT DAMAGES OR EXPENSES INCLUDING BUT NOT LIMITED TO ANY INCIDENTAL, SPECIAL, INDIRECT, PUNITIVE OR CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA, COST OF PROCUREMENT OF SUBSTITUTE GOODS, TECHNOLOGY, SERVICES, OR ANY CLAIMS BY THIRD PARTIES (INCLUDING BUT NOT LIMITED TO ANY DEFENSE THEREOF), OR OTHER SIMILAR COSTS. **************************************************************************************************/ /******************************************************************************* * @file i2c_comman.c * @brief i2c general Function * @version 1.0 * Copyright(C) 2016, PhyPlus Semiconductor * All rights reserved. * *******************************************************************************/ /******************************************************************************* *@ Module : Pre-Define *@ Description : None *******************************************************************************/ #define _I2C_Common_ /******************************************************************************* *@ Module : Includes *@ Description : None *******************************************************************************/ #include "i2c_common.h" #include "error.h" #include "log.h" /******************************************************************************* *@ Module : Macro Define *@ Description : None *******************************************************************************/ #define CONCAT_2(p1,p2) p1##p2 #define CONCAT_3(p1,p2,p3) p1##p2##p3 #define DRV_IIC_INSTANCE(id) CONCAT_2(AP_I2C,id) #define DRV_GET_IIC_MOD_ID(id) CONCAT_2(MOD_I2C,id) #define DRV_GET_IIC_IRQ_ID(id) CONCAT_3(I2C,id,_IRQ) /******************************************************************************* *@ Module : Typedef struct *@ Description : I2C Module *******************************************************************************/ typedef struct { uint8_t busy; // busy }I2C_Mode_t; /******************************************************************************* *@ Module : Internal Variable *@ Description : None *******************************************************************************/ static I2C_Mode_t I2C_Mode[IIC_COUNT]; /******************************************************************************* *@ Module : I2C IRQ Handler *@ Description : None *******************************************************************************/ I2C_Hdl_t I2C0_IRQ_Handle = NULL; I2C_Hdl_t I2C1_IRQ_Handle = NULL; /******************************************************************************* *@ Module : IIC Slave Address pre-Declare *@ Description : address , which can not be used *******************************************************************************/ const unsigned char I2C_INVALID_SLAVE_ADDR[I2C_NOT_USED_SLAVE_ADDRLEN] = {0x00,0x07,0x78,0x7f}; /******************************************************************************* *@ Module : Get_IIC_Instance *@ Description : None *******************************************************************************/ AP_I2C_TypeDef *Hal_Get_IIC_Instance(uint8_t id) { if(IIC_Module0 == id) return (((AP_I2C_TypeDef *)DRV_IIC_INSTANCE(IIC_Module0))); else return (((AP_I2C_TypeDef *)DRV_IIC_INSTANCE(IIC_Module1))); } /******************************************************************************* *@ Module : Hal_GetIIC_ModuleID *@ Description : Get IIC Module Index as MODULE_e type *******************************************************************************/ MODULE_e Hal_GetIIC_ModuleID(uint8_t id) { if(IIC_Module0 == id) return DRV_GET_IIC_MOD_ID(IIC_Module0); else return DRV_GET_IIC_MOD_ID(IIC_Module1); } /******************************************************************************* *@ Module : Hal_GetIIC_IRQID *@ Description : Get IIC Interrupt Index *******************************************************************************/ uint8_t Hal_GetIIC_IRQID(uint8_t id) { if(IIC_Module0 == id) return DRV_GET_IIC_IRQ_ID(IIC_Module0); else return DRV_GET_IIC_IRQ_ID(IIC_Module1); } /******************************************************************************* *@ Module : Hal_GetIIC_PIN_Fmux *@ Description : None *******************************************************************************/ void Hal_GetIIC_PIN_Fmux(uint8_t id,Fmux_Type_e *SCL_Fmux,Fmux_Type_e *SDA_Fmux) { if(IIC_Module0 == id) { *SCL_Fmux = IIC0_SCL; *SDA_Fmux = IIC0_SDA; } else { *SCL_Fmux = IIC1_SCL; *SDA_Fmux = IIC1_SDA; } } /******************************************************************************* *@ Module : Register call back function *@ Description : None *******************************************************************************/ uint8_t Hal_IIC_Register_CallBack(uint8_t id,I2C_Hdl_t cb) { if(id == IIC_Module0) { I2C_Mode[IIC_Module0].busy = TRUE; I2C0_IRQ_Handle = cb; return PPlus_IIC_SUCCESS; } else if( id == IIC_Module1 ) { I2C_Mode[IIC_Module1].busy = TRUE; I2C1_IRQ_Handle = cb; return PPlus_IIC_SUCCESS; } return PPlus_ERR_IIC_ID; } /******************************************************************************* *@ Module : unregister call back function *@ Description : None *******************************************************************************/ uint8_t Hal_IIC_unRegister_CallBack(uint8_t id) { if(id == IIC_Module0) { I2C_Mode[IIC_Module0].busy = FALSE; I2C0_IRQ_Handle = NULL; return PPlus_IIC_SUCCESS; } else if( id == IIC_Module1 ) { I2C_Mode[IIC_Module1].busy = FALSE; I2C1_IRQ_Handle = NULL; return PPlus_IIC_SUCCESS; } return PPlus_ERR_IIC_ID; } /******************************************************************************* *@ Module : IIC Check IIC Valid *@ Description : [para in]:id,iic module 0,1 *******************************************************************************/ uint8_t Hal_IIC_Valid_Check(uint8_t id) { if( id > IIC_COUNT) return PPlus_ERR_IIC_ID; else return (I2C_Mode[id].busy); } /******************************************************************************* *@ Module : IIC Check IIC Address Valid *@ Description : [para in]:Addr,usr set master or slave address *******************************************************************************/ uint8_t Hal_IIC_Addr_Valid(uint8_t Addr) { for(unsigned char i=0;iIC_ENABLE_STATUS & 0x0001) { // IIC Already enabled return PPLUS_ERR_IIC_ENABLE; } else { // IIC Closed Successed return PPlus_IIC_SUCCESS; } } /******************************************************************************* *@ Module : IIC Receive data from RX FIFO *@ Description : [para in]:Ins,the instance wanted to READ Data *******************************************************************************/ uint8_t Hal_IIC_Read_RXFIFO(AP_I2C_TypeDef *Ins) { return Ins->IC_DATA_CMD ; } /******************************************************************************* *@ Module : Hal_INTR_SOURCE_Clear *@ Description : [para in]:Ins,the instance wanted to READ Data,irqs:interrupt source *******************************************************************************/ void Hal_INTR_SOURCE_Clear(AP_I2C_TypeDef *Ins,uint32_t irqs) { switch( irqs ) { case I2C_MASK_RX_UNDER: Ins->IC_CLR_UNDER; break; case I2C_MASK_RX_OVER: Ins->IC_CLR_RX_OVER; break; case I2C_MASK_TX_OVER: Ins->IC_CLR_TX_OVER; break; case I2C_MASK_RD_REQ: Ins->IC_CLR_RD_REG; break; case I2C_MASK_TX_ABRT: Ins->IC_CLR_TX_ABRT; break; case I2C_MASK_RX_DONE: Ins->IC_CLR_RX_DONE; break; case I2C_MASK_ACTIVITY: Ins->IC_CLR_ACTIVITY; break; case I2C_MASK_STOP_DET: Ins->IC_CLR_STOP_DET; break; case I2C_MASK_START_DET: Ins->IC_CLR_START_DET; break; case I2C_MASK_GEN_CALL: Ins->IC_CLR_GEN_CALL; break; } } /******************************************************************************* *@ Module : Hal_IIC_Write_TXFIFO *@ Description : [para in]:Ins,the instance wanted to write, *******************************************************************************/ void Hal_IIC_Write_TXFIFO(AP_I2C_TypeDef *Ins,uint8_t data) { Ins->IC_DATA_CMD = ((I2C_Data_WRITE << 8) | data); } /******************************************************************************* *@ Module : hal_I2C0_IRQHandler *@ Description : This function process for i2c0 interrupt *******************************************************************************/ void __attribute__((used)) Hal_I2C0_IRQHandler(void) { I2C_Evt_t irq_s; irq_s.type= (I2C_EVT)(AP_I2C0->IC_INTR_STAT); (*I2C0_IRQ_Handle)(&irq_s); } /******************************************************************************* *@ Module : hal_I2C1_IRQHandler *@ Description : This function process for i2c1 interrupt *******************************************************************************/ void __attribute__((used)) Hal_I2C1_IRQHandler(void) { I2C_Evt_t irq_s; irq_s.type= (I2C_EVT)(AP_I2C1->IC_INTR_STAT); (*I2C1_IRQ_Handle)(&irq_s); }