s08 EE_pageWrite( u16 i2c_address,u08 length, char *data)
{
// Esta funcion controla que se escriba una pagina, controlando que la direccion
// de escritura sea una frontera de pagina.
s08 ret = FALSE;
// Controlo que el tamano no exceda al de una pagina
if (length > EERDBUFLENGHT) {
length = EERDBUFLENGHT;
}
// Ajusto la direccion de escritura a la frontera de pagina mas proxima
if ( (i2c_address % EEPAGESIZE) != 0 ) {
i2c_address = (i2c_address / EEPAGESIZE ) * EEPAGESIZE;
}
while ( xSemaphoreTake( semph_I2C, ( TickType_t ) 10 ) != pdTRUE )
taskYIELD();
ret = i2c_masterWrite (EE24X, i2c_address, EE_ID, EE_ADDR, length, data);
xSemaphoreGive( semph_I2C );
return(ret);
}
// mux
uint8_t mux_setChannel(uint8_t address, mux_chan_t channel)
{
uint8_t chan[1];
uint8_t result;
chan[0] = 1 << channel;
// set channel
result = i2c_masterWrite(address, 1, chan);
return result;
}
// mux
uint8_t mux_setChannel(mux_chan_t channel)
{
uint8_t chan[1];
uint8_t result;
chan[0] = 1 << channel;
// set channel
mux_reset();
result = i2c_masterWrite(MUX_ADDRESS, 1, chan);
return result;
}
uint8_t obc_sendCmd(uint8_t slaveAddress, uint8_t cmdAddr, uint8_t cmd)
{
volatile uint8_t result;
uint8_t cmdData[2]={0};
cmdData[0]= cmdAddr;
cmdData[1]= cmd;
result = i2c_masterWrite(slaveAddress,2,cmdData);
if (result == ERROR){ return ERROR;}
return SUCCESS;
}
s08 EE_write( u16 i2c_address,u08 length, char *data)
{
// Esta funcion escribe a partir de una posicion dada de la eeprom que no tiene
// porque coincidir con una pagina.
// Esto puede traer problemas ya que muchas veces la eeprom se graba por paginas
s08 ret = FALSE;
while ( xSemaphoreTake( semph_I2C, ( TickType_t ) 10 ) != pdTRUE )
taskYIELD();
ret = i2c_masterWrite (EE24X, i2c_address, EE_ID, EE_ADDR, length, data);
xSemaphoreGive( semph_I2C );
return(ret);
}
uint8_t obc_sendData(uint8_t slaveAddress, uint8_t dataAddr, uint8_t size, uint8_t* data)
{
#define MAX_SEND_DATA_SIZE (16)
volatile uint8_t i;
volatile uint8_t result;
uint8_t txData[MAX_SEND_DATA_SIZE] ={0};
for (i = 0 ; i < size ; i++ )
{
txData[i+1] = data[i];
}
txData[0]=dataAddr;
result = i2c_masterWrite(slaveAddress,1+size,txData);
if (result == ERROR){return ERROR;}
return SUCCESS;
}
