/*************************************************
Function: StorageGetParam
Descroption:
Input:
1.Index
2.Info
3.Data
4.THData
Output:
Return:
Other:
*************************************************/
INT8U StorageGetParam(INT8U Index, PINFO_PARAM Info, INT8U* Data, INT8U* THData)
{
unsigned int SubAddr = ADDRESS_DATA(Index);
if(NULL == Info || NULL == Data || NULL == THData)
{
return FALSE;
}
I2cRead(I2C_ADDR_W, SubAddr, (char*)Info, sizeof(INFO_PARAM));
SubAddr += sizeof(INFO_PARAM);
I2cRead(I2C_ADDR_W, SubAddr, (char*)Data, (Info->Num*16));
SubAddr += (Info->Num*16);
I2cRead(I2C_ADDR_W, SubAddr, (char*)THData, (Info->Num));
return TRUE;
}
/*--------------------------------------------------------------------------------------------------*/
unsigned char GLAM_EEPROMReadBytes(unsigned char reg_start, unsigned char bytes, unsigned char *buffer){
unsigned char data, i;
signed char error=0;
if( reg_start+bytes >128 )
return (2);
cli();
error += I2cStartWait(); /* send I2C start with deley */
error += I2cWriteWait(GLAM_EEPROM_ADDRESS); /* send 24AA01 address byte */
error += I2cWriteWait(reg_start); /* write first address byte for miltiple read */
error += I2cStartWait(); /* send I2C start with deley */
error += I2cWriteWait(GLAM_EEPROM_ADDRESS|0x01);/* send 24AA01 address byte and ¸read bit */
for(i=0 ; i<bytes ; i++){ /* read number of bytes */
error += I2cRead(&data); /* read one byte */
*(buffer+i) = data; /* store one byte */
if((i+1) == bytes){
error += I2cSendNak(); /* send NAK to 24AA01 to finish read */
I2cStop(); /* send stop to 24AA01 */
break; /* break for */
}
else
error += I2cSendAck(); /* send ACK to 24AA01 slave to read next byte */
}
sei();
if(error) /* error occurred? */
return (1); /* return error (1) -> communication failed */
return (0); /* return successfully */
}
int I2cSearch()
{
int i, ret;
uint8_t send, recive;
send = 0;
//7bitアドレス
printf(" ");
for(i=0; i<0x10; i++)
printf("%2X ", i);
for(i=0; i<1<<8; i++)
{
if( i%0x10 == 0 )
printf("\n %2X ", i);
I2cSetSlaveAddr(i);
I2cWrite(&send, 1);
ret = I2cRead(&recive, 1);
if( ret != 0 )
{
printf("-- ");
continue;
}
printf("%2x ", i);
//for(i=0; i<1; i++)
// I2cDprintf("recive[%d] %d\n", i, recive[i]);
DelayMicroSecond(100);
}
printf("\n");
}
uint32_t get_ir_sen(void)
{
uint32_t buf[10];
buf[0] = 0;
I2cWrite(SENSOR_BUS, 0x90, buf, 2);
return I2cRead(SENSOR_BUS, 0x90, 1);
}
EN_RESULT CurrentMonitor_ReadConfig(uint16_t* pConfig)
{
uint16_t tempValue;
return I2cRead(CURRENT_MONITOR_DEVICE_ADDRESS,
CURRENT_MONITOR_REGISTER_ADDRESS_CONFIG,
EI2cSubAddressMode_OneByte,
2,
(uint8_t*)&tempValue);
*pConfig = ChangeByteOrder(tempValue);
}
EN_RESULT CurrentMonitor_ReadCalibration(uint16_t* pValue)
{
uint16_t tempValue;
EN_RETURN_IF_FAILED(I2cRead(CURRENT_MONITOR_DEVICE_ADDRESS,
CURRENT_MONITOR_REGISTER_ADDRESS_CALIBRATION,
EI2cSubAddressMode_OneByte,
2,
(uint8_t*)&tempValue));
*pValue = ChangeByteOrder(tempValue);
return EN_SUCCESS;
}
/*************************************************
Function: StorageGetParamName
Descroption:
Input:
1.Index
2.Info
Output:
Return:
Other:
*************************************************/
INT8U StorageGetParamName(INT8U Index, PINFO_PARAM Info)
{
unsigned int SubAddr = ADDRESS_DATA(Index);
if(NULL == Info)
{
return FALSE;
}
I2cRead(I2C_ADDR_W, SubAddr, (char*)Info, sizeof(INFO_PARAM));
return TRUE;
}
EN_RESULT CurrentMonitor_ReadVSense(uint16_t* pVSense)
{
uint16_t tempValue;
EN_RETURN_IF_FAILED(I2cRead(CURRENT_MONITOR_DEVICE_ADDRESS,
CURRENT_MONITOR_REGISTER_ADDRESS_VSENS,
EI2cSubAddressMode_OneByte,
2,
(uint8_t*)&tempValue));
// uV. One ADC bit is 10 micro volt
*pVSense = ChangeByteOrder(tempValue)*10; // in micro volt
return EN_SUCCESS;
}
void dev_I2C_Read(uint32_t chn,uint32_t chipType,uint8_t addr,uint8_t *value)
{
unsigned char r_value;
if (chn > 1)
{
printf ("\r\n the I2C channel error ! channel = 0x%0x\n", chn);
return;
}
I2cRead((unsigned char)chn, (unsigned char)chipType, (unsigned long)(addr & 0xFF), &r_value);
*value = r_value;
}
EN_RESULT CurrentMonitor_ReadVBus(uint16_t* pValue)
{
uint16_t tempValue;
EN_RETURN_IF_FAILED(I2cRead(CURRENT_MONITOR_DEVICE_ADDRESS,
CURRENT_MONITOR_REGISTER_ADDRESS_VBUS,
EI2cSubAddressMode_OneByte,
2,
(uint8_t*)&tempValue));
// mV. Calculate /2 to cut off the last bit
*pValue = ChangeByteOrder(tempValue) / 2;
return EN_SUCCESS;
}
EN_RESULT CurrentMonitor_ReadPower(uint16_t* pValue)
{
uint16_t tempValue;
EN_RETURN_IF_FAILED(I2cRead(CURRENT_MONITOR_DEVICE_ADDRESS,
CURRENT_MONITOR_REGISTER_ADDRESS_POWER,
EI2cSubAddressMode_OneByte,
2,
(uint8_t*)&tempValue));
// mW. Calculate *20 because the Power LSB is 20*Current LSB
*pValue = ChangeByteOrder(tempValue) * 20;
return EN_SUCCESS;
}
void i2cReadWrite(void)
{
DWORD slaveId = 0x98;
BYTE byData;
logMsg("i2cTest star\n", 0, 0, 0, 0, 0, 0);
dev_I2cInit();
logMsg("i2cTest init\n", 0, 0, 0, 0, 0, 0);
I2cWrite(0, slaveId, 0x09, 0x61);
byData = 0;
I2cRead(0, slaveId, 0x09, &byData);
logMsg("i2cTest byData%d\n", byData, 0, 0, 0, 0, 0);
}
/*************************************************
Function: StorageInit
Description:
Input:
Output:
Return:
Others:
*************************************************/
void StorageInit(void)
{
INT8U Init = I2CRecvByte(I2C_ADDR_W,ADDRESS_INIT);
if(Init == 0)
{
mSysParam.Init = 1;
mSysParam.BeepEnable = 1;
mSysParam.DataNum = 0;
I2CWrite(I2C_ADDR_W, ADDRESS_INIT, (unsigned char*)(&mSysParam), sizeof(SYS_PARAM));
}
else
{
I2cRead(I2C_ADDR_W, ADDRESS_INIT, (unsigned char*)(&mSysParam), sizeof(SYS_PARAM));
}
StorageInitInfo();
}
/*************************************************************
** : RTCRead
** : read RTC
** : INPUT RTCAddr
** [BCD7] = sec,min,hour,day,mon,year,week
**
** : pmj
** : 2006-9-20
**************************************************************/
void RTCRead(unsigned char *RTCAddr)
{
unsigned char buff[7];
unsigned char buffr = 0x02;
unsigned char err;
buff[0] = 0;
buff[1] = 0;
buff[2] = 0;
DISICNT = 0x3FFF; /* disable interrupts */
while(1)
{
if(I2cWrite(0xa2, &buff[0], 3) != 0) {error_i2();}
else break;
}
while(1)
{
if(I2cRead(0xa2, buff, &buffr, 1, 7) != 0) {error_i2();}
else break;
}
DISICNT = 0x0000; /* enable interrupts */
buff[4] = buff[4]&0x07;
// if(buff[4] == 0) buff[4] = 0x07;
buff[4] = buff[4] << 5;
*RTCAddr = buff[0]&0x7f; //sec
*(RTCAddr+1) = buff[1]&0x7f; //min
*(RTCAddr+2) = buff[2]&0x3f; //hour
*(RTCAddr+3) = buff[3]&0x3f; //day
*(RTCAddr+4) = (buff[5]&0x1f)|buff[4]; //week-mon
*(RTCAddr+5) = buff[6]; //year
// soft rtc
sys_date.year = *(RTCAddr+5);
sys_date.month = *(RTCAddr+4);
sys_date.day = *(RTCAddr+3);
sys_date.hour = *(RTCAddr+2);
sys_date.minute = *(RTCAddr+1);
sys_date.second = *RTCAddr;
softMin = b2h(*(RTCAddr+1));
softSec = b2h(*RTCAddr);
softMS = 0;
// soft rtc end
}
int I2cTransfer(uint8_t *tbuf, unsigned int tlen, uint8_t *rbuf, unsigned int rlen)
{
int result;
if( tbuf != NULL )
{
result = I2cWrite(tbuf, tlen);
if( result != 0 )
return result;
}
if( rbuf != NULL )
{
result = I2cRead(rbuf, rlen);
if( result != 0 )
return result;
}
return 0;
}
/*函数名称：HwCtlI2cValue
**函数参数：
**函数功能：I2C读写操作汇总
**函数返回：
**修 改 人：
**修改日期：
*/
static void HwCtlI2cValue(i2ccfg_t *pi2c_cfg)
{
EnterCriticalSection(&gHwInfo.CriticalSectionHwI2c);
switch (pi2c_cfg->flag)
{
case I2C_WRITE:
I2cWrite(pi2c_cfg);
break;
case I2C_READ:
I2cRead(pi2c_cfg);
break;
default:
break;
}
LeaveCriticalSection(&gHwInfo.CriticalSectionHwI2c);
}
