/*---------------------------------------------------------------------------*
* Routine: SetLevel
*---------------------------------------------------------------------------*
* Description:
* Set the gain of the audio amp to the desired level
* Inputs:
* void *aWorkspace
* TUInt8 aLevel --new level to set the amp to
* Outputs:
* T_uezError -- Error code
*---------------------------------------------------------------------------*/
T_uezError AudioAmp_WM8731_SetLevel(void *aWorkSpace, TUInt8 aLevel)
{
T_AudioAmp_WM8731_Workspace *p = (T_AudioAmp_WM8731_Workspace *)aWorkSpace;
T_uezDevice i2c;
TUInt8 data[4];
TUInt8 setLevel;
UEZSemaphoreGrab(p->iSem, UEZ_TIMEOUT_INFINITE);
p->iLevel = aLevel;
setLevel = ((p->iLevel * (p->iMaxLevel - p->iMinLevel))/0xFF) + p->iMinLevel;
if(!p->iIsMuted){
if(UEZI2COpen(p->iI2CBus, &i2c) == UEZ_ERROR_NONE){
data[0] = WM8731_LOUT1V;
data[1] = (0 << 7) | //RZCEN
setLevel; //VOL
UEZI2CWrite(i2c, WM8731_ADDR, WM8731_I2C_Speed, data, 2, 100);
data[0] = WM8731_ROUT1V;
data[1] = (0 << 7) | //RZCEN
setLevel; //VOL
UEZI2CWrite(i2c, WM8731_ADDR, WM8731_I2C_Speed, data, 3, 100);
UEZI2CClose(i2c);
}
}
UEZSemaphoreRelease(p->iSem);
return UEZ_ERROR_NONE;
}
TUInt32 TestVCNL4010Task(T_uezTask aMyTask, void *aParameters)
{
TUInt8 cmd[2];
TUInt8 data[4];
TUInt32 ambient;
TUInt32 proximity;
int count = 0;
// Set Current to 20
cmd[0] = REGISTER_PROX_CURRENT;
cmd[1] = 20; // 20 x 10 = 200 mA, max
UEZI2CWrite(G_i2cBus, G_i2cAddr, I2C_SPEED, cmd, 2, 1000);
for(count = 0; count < 100; count++) {
printf("Reading ... ");
// Request to trigger both ALS and Proximity
cmd[0] = REGISTER_COMMAND;
cmd[1] = 0x18;
UEZI2CWrite(G_i2cBus, G_i2cAddr, I2C_SPEED, cmd, 2, 1000);
do {
printf("?");
// Now read back the status (after writing command index)
cmd[0] = REGISTER_COMMAND;
UEZI2CWrite(G_i2cBus, G_i2cAddr, I2C_SPEED, cmd, 1, 1000);
UEZI2CRead(G_i2cBus, G_i2cAddr, I2C_SPEED, data, 1, 1000);
// Is it ready?
if (data[0] & (COMMAND_MASK_PROX_DATA_READY | COMMAND_MASK_AMBI_DATA_READY))
break;
// Not ready yet, pause and try again in a moment
UEZTaskDelay(10);
} while (1);
// Now read the data
cmd[0] = REGISTER_AMBI_VALUE;
UEZI2CWrite(G_i2cBus, G_i2cAddr, I2C_SPEED, cmd, 1, 1000);
UEZI2CRead(G_i2cBus, G_i2cAddr, I2C_SPEED, data, 4, 1000);
ambient = (data[0] << 8) | data[1];
proximity = (data[2] << 8) | data[3];
printf("Ambient: %04X, Proximity: %04X\n", ambient, proximity);
UEZTaskDelay(100);
}
return UEZ_ERROR_NONE;
}
/*---------------------------------------------------------------------------*
* Routine: SetLevel
*---------------------------------------------------------------------------*
* Description:
* Set the gain of the audio amp to the desired level
* Inputs:
* void *aWorkspace
* TUInt8 aLevel --new level to set the amp to
* Outputs:
* T_uezError -- Error code
*---------------------------------------------------------------------------*/
T_uezError AudioAmp_LM48110_SetLevel(void *aWorkSpace, TUInt8 aLevel)
{
T_AudioAmp_LM48110_Workspace *p = (T_AudioAmp_LM48110_Workspace *)aWorkSpace;
T_uezDevice i2c;
TUInt8 data[5] = { 0x1C, //Turn on both inputs
0x20, //Mask for Diagnostic
0x40, //Mask for Fault
};
TUInt8 setLevel;
UEZSemaphoreGrab(p->iSem, UEZ_TIMEOUT_INFINITE);
p->iLevel = aLevel;
setLevel = ((p->iLevel * (p->iMaxLevel - p->iMinLevel))/0xFF) + p->iMinLevel;
data[3] = (VOLUME_1_MASK | setLevel);
data[4] = (VOLUME_2_MASK | setLevel);
if(!p->iIsMuted){
if(UEZI2COpen(p->iI2CBus, &i2c) == UEZ_ERROR_NONE){
UEZI2CWrite(i2c, LM48100_ADDR, LM48100_SPEED, data, 5, 100);//UEZ_TIMEOUT_INFINITE);
UEZI2CClose(i2c);
}
}
UEZSemaphoreRelease(p->iSem);
return UEZ_ERROR_NONE;
}
/*-------------------------------------------------------------------------*
* Prototypes:
*-------------------------------------------------------------------------*/
TUInt32 TestVCNL4010FCT(const char *aI2CName, TUInt8 aI2CAddr,
TUInt32 * const ambient, TUInt32 * const proximity)
{
TUInt8 cmd[2];
TUInt8 data[4];
UEZI2COpen(aI2CName, &G_i2cBus);
G_i2cAddr = aI2CAddr;
// Set Current to 20
cmd[0] = REGISTER_PROX_CURRENT;
cmd[1] = 20; // 20 x 10 = 200 mA, max
UEZI2CWrite(G_i2cBus, G_i2cAddr, I2C_SPEED, cmd, 2, 1000);
printf("Reading ... ");
// Request to trigger both ALS and Proximity
cmd[0] = REGISTER_COMMAND;
cmd[1] = 0x18;
UEZI2CWrite(G_i2cBus, G_i2cAddr, I2C_SPEED, cmd, 2, 1000);
do {
printf("?");
// Now read back the status (after writing command index)
cmd[0] = REGISTER_COMMAND;
UEZI2CWrite(G_i2cBus, G_i2cAddr, I2C_SPEED, cmd, 1, 1000);
UEZI2CRead(G_i2cBus, G_i2cAddr, I2C_SPEED, data, 1, 1000);
// Is it ready?
if (data[0] & (COMMAND_MASK_PROX_DATA_READY | COMMAND_MASK_AMBI_DATA_READY))
break;
// Not ready yet, pause and try again in a moment
UEZTaskDelay(10);
} while (1);
// Now read the data
cmd[0] = REGISTER_AMBI_VALUE;
UEZI2CWrite(G_i2cBus, G_i2cAddr, I2C_SPEED, cmd, 1, 1000);
UEZI2CRead(G_i2cBus, G_i2cAddr, I2C_SPEED, data, 4, 1000);
*ambient = (data[0] << 8) | data[1];
*proximity = (data[2] << 8) | data[3];
printf("Ambient: %04X, Proximity: %04X\n", *ambient, *proximity);
UEZTaskDelay(100);
return UEZ_ERROR_NONE;
}
/*---------------------------------------------------------------------------*
* Routine: Mute
*---------------------------------------------------------------------------*
* Description:
* Sets the amp to standby so no sound is played
* Inputs:
* void *aWorkSpace
* Outputs:
* T_uezError -- Error code
*---------------------------------------------------------------------------*/
T_uezError AudioAmp_WM8731_Mute(void *aWorkSpace)
{
T_AudioAmp_WM8731_Workspace *p = (T_AudioAmp_WM8731_Workspace *)aWorkSpace;
T_uezDevice i2c;
TUInt8 data[4];
UEZSemaphoreGrab(p->iSem, UEZ_TIMEOUT_INFINITE);
if(UEZI2COpen(p->iI2CBus, &i2c) == UEZ_ERROR_NONE){
data[0] = WM8731_LOUT1V;
data[1] = (0 << 7) | //RZCEN
(0x00); //VOL
UEZI2CWrite(i2c, WM8731_ADDR, WM8731_I2C_Speed, data, 2, 100);
data[0] = WM8731_ROUT1V;
data[1] = (0 << 7) | //RZCEN
(0x00); //VOL
UEZI2CWrite(i2c, WM8731_ADDR, WM8731_I2C_Speed, data, 3, 100);
UEZI2CClose(i2c);
}
UEZSemaphoreRelease(p->iSem);
return UEZ_ERROR_NONE;
}
/*---------------------------------------------------------------------------*
* Routine: Mute
*---------------------------------------------------------------------------*
* Description:
* Sets the amp to standby so no sound is played
* Inputs:
* void *aWorkSpace
* Outputs:
* T_uezError -- Error code
*---------------------------------------------------------------------------*/
T_uezError AudioAmp_LM48110_Mute(void *aWorkSpace)
{
T_AudioAmp_LM48110_Workspace *p = (T_AudioAmp_LM48110_Workspace *)aWorkSpace;
T_uezDevice i2c;
TUInt8 data[5] = { 0x1C, //Turn on both inputs
0x20, //Mask for Diagnostic
0x40, //Mask for Fault
};
UEZSemaphoreGrab(p->iSem, UEZ_TIMEOUT_INFINITE);
data[3] = (VOLUME_1_MASK | 0);
data[4] = (VOLUME_2_MASK | 0);
p->iIsMuted = ETrue;
if(UEZI2COpen(p->iI2CBus, &i2c) == UEZ_ERROR_NONE){
UEZI2CWrite(i2c, LM48100_ADDR, LM48100_SPEED, data, 5, 100);//UEZ_TIMEOUT_INFINITE);
UEZI2CClose(i2c);
}
UEZSemaphoreRelease(p->iSem);
return UEZ_ERROR_NONE;
}
/*---------------------------------------------------------------------------*
* Routine: Open
*---------------------------------------------------------------------------*
* Description:
* Initalizes pins for the audio amp
* turns it on
* sets the level to the default
* Inputs:
* void *aWorkSpace
* Outputs:
* T_uezError -- Error code
*---------------------------------------------------------------------------*/
T_uezError AudioAmp_LM48110_Open(void *aWorkSpace)
{
T_AudioAmp_LM48110_Workspace *p = (T_AudioAmp_LM48110_Workspace *)aWorkSpace;
T_uezDevice i2c;
T_uezError error = UEZ_ERROR_NONE;
TUInt8 data[5] = { 0x1C, //Turn on both inputs
0x20, //Mask for Diagnostic
0x40, //Mask for Fault
(VOLUME_1_MASK | 0x00), //Set the volume to 0
(VOLUME_2_MASK | 0x00)}; // Set the volume to 0
UEZSemaphoreGrab(p->iSem, UEZ_TIMEOUT_INFINITE);
if(p->iNumOpen == 0){
p->iIsOn = ETrue;
if(UEZI2COpen(p->iI2CBus, &i2c) == UEZ_ERROR_NONE){
p->iNumOpen++;
error = UEZI2CWrite(i2c, LM48100_ADDR, LM48100_SPEED, data, 5, 100);//UEZ_TIMEOUT_INFINITE);
UEZI2CClose(i2c);
}
p->iLevel = 0;
}
UEZSemaphoreRelease(p->iSem);
return error;
}
/*---------------------------------------------------------------------------*/
int UEZCmdI2CWrite(void *aWorkspace, int argc, char *argv[])
{
T_uezDevice i2c;
T_uezError error;
TUInt8 addr;
TUInt32 v;
TUInt8 data[128];
char busName[] = "I2C0";
int i;
if (argc >= 4) {
busName[3] = argv[1][0];
// Open up the bus
error = UEZI2COpen(busName, &i2c);
if (error) {
FDICmdPrintf(aWorkspace, "I2C Bus %s not found!\n", busName);
return UEZ_ERROR_NOT_FOUND;
}
// Get the address
addr = FDICmdUValue(argv[2]);
if (addr >= 128) {
FDICmdPrintf(aWorkspace, "Address must be 7-bit (0-127)\n");
UEZI2CClose(i2c);
return UEZ_ERROR_INVALID_PARAMETER;
}
// Setup the data to be written
for (i = 3; (i < argc) && (i < sizeof(data)); i++) {
v = FDICmdUValue(argv[i]);
if (v >= 256) {
FDICmdPrintf(aWorkspace,
"Values in write must be bytes (0-255). %d is out of range.\n",
v);
UEZI2CClose(i2c);
return UEZ_ERROR_INVALID_PARAMETER;
}
data[i-3] = v;
}
// Write the data
FDICmdPrintf(aWorkspace, "Writing to bus %s, addr 0x%02X:\n",
busName, addr);
// For now, assume 100 kHz is valid
error = UEZI2CWrite(i2c, addr, 100, data, argc-3, 1000);
if (error == UEZ_ERROR_NONE) {
FDICmdSendString(aWorkspace, "PASS: OK\n");
} else if (error == UEZ_ERROR_NAK) {
FDICmdSendString(aWorkspace, "FAIL: NAK\n");
} else if (error == UEZ_ERROR_TIMEOUT) {
FDICmdSendString(aWorkspace, "FAIL: Timeout!\n");
} else {
FDICmdPrintf(aWorkspace, "FAIL: Error #%d\n", error);
}
UEZI2CClose(i2c);
} else {
FDICmdSendString(aWorkspace,
"FAIL: Incorrect parameters.\nI2CWRITE <bus number> <addr> [<byte> ...]\n");
}
return UEZ_ERROR_NONE;
}
/*---------------------------------------------------------------------------*
* Routine: TS_MC_AR1020_Open
*---------------------------------------------------------------------------*
* Description:
* The TI TSC2046 is being opened.
* Inputs:
* void *aW -- Particular SPI workspace
* Outputs:
* T_uezError -- Error code
*---------------------------------------------------------------------------*/
T_uezError TS_MC_AR1020_Open(void *aW)
{
T_MC_AR1020Workspace *p = (T_MC_AR1020Workspace *)aW;
T_uezError error = UEZ_ERROR_NONE;
I2C_Request r;
T_uezDevice i2c2;
TUInt8 dataout[4] = {0x00, 0x55,0x01,EnableTouch};
TUInt8 datain[4] = {0xff, 0xff, 0xff, 0xff};
TUInt8 commandToSend[8] = {0x00, 0x55,0x05,RegisterWrite,0x00, 0x00, 0x01,0x60 };
TUInt8 regstart[6];
HAL_GPIOPort **p_gpio;
const TUInt32 pin = 15;
TUInt32 Read = 0;
HALInterfaceFind("GPIO2", (T_halWorkspace **)&p_gpio);
(*p_gpio)->SetInputMode(p_gpio, 1<<pin);
(*p_gpio)->SetMux(p_gpio, pin, 0); // set to GPIO
(*p_gpio)->Read(p_gpio, 1<<pin, &Read);
if(p->aNumOpen == 0)
{
error = UEZI2COpen("I2C2", &i2c2);
error = UEZI2CWrite(i2c2, AR1020_I2C_ADDRESS, AR1020_I2C_SPEED, dataout, 4, UEZ_TIMEOUT_INFINITE);
while(Read == 0)
{
(*p_gpio)->Read(p_gpio, 1<<pin, &Read);
}
error = UEZI2CRead(i2c2, AR1020_I2C_ADDRESS, AR1020_I2C_SPEED, datain, 5, UEZ_TIMEOUT_INFINITE);
//send command to change TouchThreshold to 0x60
// to write a register first send RegisterStartAddressRequest 0x22
// calculate the address by adding the offset of the register to the start address TouchThreshold 0x02
// issue the register write command RegisterWrite 0x21
dataout[0] = 0;
dataout[3] = RegisterStartAddressRequest;
//get start address
error = UEZI2CWrite(i2c2, AR1020_I2C_ADDRESS, AR1020_I2C_SPEED, dataout, 4, UEZ_TIMEOUT_INFINITE);
while(Read == 0)
{
(*p_gpio)->Read(p_gpio, 1<<pin, &Read);
}
error = UEZI2CRead(i2c2, AR1020_I2C_ADDRESS, AR1020_I2C_SPEED, regstart, 6, UEZ_TIMEOUT_INFINITE);
//
commandToSend[5] = regstart[4]+ TouchThreshold;
error = UEZI2CWrite(i2c2, AR1020_I2C_ADDRESS, AR1020_I2C_SPEED, commandToSend, 8, UEZ_TIMEOUT_INFINITE);
while(Read == 0)
{
(*p_gpio)->Read(p_gpio, 1<<pin, &Read);
}
error = UEZI2CRead(i2c2, AR1020_I2C_ADDRESS, AR1020_I2C_SPEED, datain, 4, UEZ_TIMEOUT_INFINITE);
commandToSend[5] = SensitivityFilter;
commandToSend[6] = 1;
commandToSend[7] = 10;
Read = 0;
error = UEZI2CWrite(i2c2, AR1020_I2C_ADDRESS, AR1020_I2C_SPEED, commandToSend, 8, UEZ_TIMEOUT_INFINITE);
// while(Read == 0)
// {
// (*p_gpio)->Read(p_gpio, 1<<pin, &Read);
// }
// error = UEZI2CRead(i2c2, AR1020_I2C_ADDRESS, AR1020_I2C_SPEED, datain, 4, UEZ_TIMEOUT_INFINITE);
UEZI2CClose(i2c2);
}
p->aNumOpen++;
return error;
}
