///*****************************************
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// Copyright (C) 2009-2019
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// ITE Tech. Inc. All Rights Reserved
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// Proprietary and Confidential
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///*****************************************
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// @file <IO.c>
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// @author Jau-Chih.Tseng@ite.com.tw
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// @date 2019/01/03
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// @fileversion: ITE_HDMITX_SAMPLE_3.27
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//******************************************/
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// #include <stdlib.h>
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// #include <string.h>
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#include "typedef.h"
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#include "mcu.h"
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#include "io.h"
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// BYTE I2CADR = RXADR;
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// BYTE I2CDEV = RXDEV;
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///////////////////////////////////////////////////////////////////////////////
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// Start: I2C for 8051
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///////////////////////////////////////////////////////////////////////////////
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BYTE HDMITX_ReadI2C_Byte(BYTE RegAddr)
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{
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BYTE p_data;
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it66121_i2c_read_byte(TX0ADR, RegAddr, 1, &p_data, TX0DEV);
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return p_data;
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}
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SYS_STATUS HDMITX_WriteI2C_Byte(BYTE RegAddr, BYTE d)
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{
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BOOL flag;
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flag = it66121_i2c_write_byte(TX0ADR, RegAddr, 1, &d, TX0DEV);
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return !flag;
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}
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SYS_STATUS HDMITX_ReadI2C_ByteN(BYTE RegAddr, BYTE *pData, int N)
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{
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BOOL flag;
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flag = it66121_i2c_read_byte(TX0ADR, RegAddr, N, pData, TX0DEV);
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return !flag;
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}
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// SYS_STATUS HDMITX_WriteI2C_ByteN(BYTE RegAddr, BYTE _CODE *pData,int N)
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// {
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// //BOOL data flag;
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// //flag = it66121_i2c_write_byte(TX0ADR, RegAddr, N, pData, TX0DEV);
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// BOOL flag;
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// BYTE I2C_buf[18];
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// int i;
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// for (i = 0; i < N; i++)
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// {
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// I2C_buf[i] = pData[i];
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// flag = it66121_i2c_write_byte(TX0ADR, RegAddr++, 1, &I2C_buf[i], TX0DEV);
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// }
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// //flag = it66121_i2c_write_byte(TX0ADR, RegAddr++, N, I2C_buf, TX0DEV);
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// return !flag;
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// }
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SYS_STATUS HDMITX_SetI2C_Byte(BYTE Reg, BYTE Mask, BYTE Value)
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{
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BYTE Temp;
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if (Mask != 0xFF) {
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Temp = HDMITX_ReadI2C_Byte(Reg);
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Temp &= (~Mask);
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Temp |= Value&Mask;
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}
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else {
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Temp = Value;
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}
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return HDMITX_WriteI2C_Byte(Reg, Temp);
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}
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#if 0
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SYS_STATUS HDMITX_ToggleBit(BYTE Reg, BYTE n)
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{
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BYTE Temp;
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Temp = HDMITX_ReadI2C_Byte(Reg);
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// HDMITX_DEBUG_PRINTF(("INVERVIT 0x%bx[%bx]", Reg,n));
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printf("reg%02X = %02X -> toggle %dth bit ->", (int)Reg, (int)Temp, (int)n) ;
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Temp^= (1<<n) ;
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printf(" %02X\n",(int)Temp) ;
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// HDMITX_DEBUG_PRINTF(("0x%bx\n",Temp));
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return HDMITX_WriteI2C_Byte(Reg,Temp);
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}
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#endif
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#ifdef SUPPORT_HDMIRX_I2C
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BYTE HDMIRX_ReadI2C_Byte(BYTE RegAddr)
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{
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BYTE p_data;
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it66121_i2c_read_byte(RXADR, RegAddr, 1, &p_data, TX0DEV);
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return p_data;
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}
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SYS_STATUS HDMIRX_WriteI2C_Byte(BYTE RegAddr, BYTE d)
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{
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BOOL flag;
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flag = it66121_i2c_write_byte(RXADR, RegAddr, 1, &d, TX0DEV);
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return !flag;
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}
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SYS_STATUS HDMIRX_ReadI2C_ByteN(BYTE RegAddr, BYTE *pData, int N)
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{
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BOOL flag;
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flag = it66121_i2c_read_byte(RXADR, RegAddr, N, pData, TX0DEV);
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return !flag;
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}
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SYS_STATUS HDMIRX_WriteI2C_ByteN(BYTE RegAddr, BYTE _CODE *pData, int N)
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{
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//BOOL data flag;
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//flag = it66121_i2c_write_byte(RXADR,RegAddr,N,pData,TX0DEV);
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BOOL flag;
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BYTE I2C_buf[18];
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int i;
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for (i = 0; i < N; i++) {
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I2C_buf[i] = pData[i];
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flag = it66121_i2c_write_byte(RXADR, RegAddr++, 1, &I2C_buf[i], TX0DEV);
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}
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//flag = it66121_i2c_write_byte(RXADR, RegAddr++, N, I2C_buf, TX0DEV);
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return !flag;
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}
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SYS_STATUS HDMIRX_SetI2C_Byte(BYTE Reg, BYTE Mask, BYTE Value)
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{
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BYTE Temp;
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Temp = HDMIRX_ReadI2C_Byte(Reg);
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Temp &= (~Mask);
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Temp |= Value & Mask;
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return HDMIRX_WriteI2C_Byte(Reg, Temp);
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}
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SYS_STATUS HDMIRX_ToggleBit(BYTE Reg, BYTE n)
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{
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BYTE Temp;
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Temp = HDMIRX_ReadI2C_Byte(Reg);
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// HDMIRX_DEBUG_PRINTF(("INVERVIT 0x%bx[%bx]",Reg,n));
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printf("reg%02X = %02X -> toggle %dth bit ->", (int)Reg, (int)Temp, (int)n) ;
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Temp ^= (1 << n) ;
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printf(" %02X\n", (int)Temp) ;
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// HDMIRX_DEBUG_PRINTF(("0x%bx\n",Temp));
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return HDMIRX_WriteI2C_Byte(Reg, Temp);
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}
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#endif
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BYTE CEC_ReadI2C_Byte(BYTE RegAddr)
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{
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BYTE p_data;
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it66121_i2c_read_byte(TX0CECADR, RegAddr, 1, &p_data, TX0DEV);
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return p_data;
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}
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SYS_STATUS CEC_WriteI2C_Byte(BYTE RegAddr, BYTE d)
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{
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BOOL flag;
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flag = it66121_i2c_write_byte(TX0CECADR, RegAddr, 1, &d, TX0DEV);
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return !flag;
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}
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SYS_STATUS CEC_SetI2C_Byte(BYTE Reg, BYTE Mask, BYTE Value)
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{
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BYTE Temp;
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Temp = CEC_ReadI2C_Byte(Reg);
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Temp &= (~Mask);
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Temp |= Value & Mask;
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return CEC_WriteI2C_Byte(Reg, Temp);
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}
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#if 0
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SYS_STATUS CEC_ReadI2C_ByteN(BYTE RegAddr,BYTE *pData,int N)
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{
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BOOL data flag;
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flag = it66121_i2c_read_byte(TX0CECADR, RegAddr, N, pData, TX0DEV);
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return !flag;
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}
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SYS_STATUS CEC_WriteI2C_ByteN(BYTE RegAddr,BYTE _CODE *pData,int N)
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{
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//BOOL data flag;
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//flag = it66121_i2c_write_byte(TX0CECADR,RegAddr,N,pData,TX0DEV);
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BOOL flag;
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BYTE I2C_buf[18];
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int i;
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for (i = 0; i < N; i++) {
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I2C_buf[i] = pData[i];
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flag = it66121_i2c_write_byte(TX0CECADR, RegAddr++, 1, &I2C_buf[i], TX0DEV);
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}
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//flag = it66121_i2c_write_byte(TX0CECADR, RegAddr++, N, I2C_buf, TX0DEV);
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return !flag;
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}
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SYS_STATUS CEC_ToggleBit(BYTE Reg,BYTE n)
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{
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BYTE Temp;
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Temp = CEC_ReadI2C_Byte(Reg);
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// CEC_DEBUG_PRINTF(("INVERVIT 0x%bx[%bx]",Reg,n));
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printf("reg%02X = %02X -> toggle %dth bit ->",(int)Reg,(int)Temp,(int)n) ;
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Temp^= (1<<n) ;
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printf(" %02X\n",(int)Temp) ;
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// CEC_DEBUG_PRINTF(("0x%bx\n",Temp));
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CEC_WriteI2C_Byte(Reg,Temp);
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return ER_SUCCESS ;
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}
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#endif
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