/*---------------------------------------------------------------------------*
* Routine: LCD_RH320240T_Configure
*---------------------------------------------------------------------------*
* Description:
* Setup the LCD to use a particular LCD controller.
* Inputs:
* void *aW -- Workspace
* Outputs:
* T_uezError -- If the device is successfully configured,
* returns UEZ_ERROR_NONE.
*---------------------------------------------------------------------------*/
T_uezError LCD_RH320240T_Configure(
void *aW,
HAL_LCDController **aLCDController,
TUInt32 aBaseAddress,
DEVICE_Backlight **aBacklight)
{
T_uezDevice spi;
T_uezDeviceWorkspace *p_spi;
// T_uezDeviceWorkspace *p_gpio2;
T_RH320240TWorkspace *p = (T_RH320240TWorkspace *)aW;
p->iLCDController = aLCDController;
p->iBaseAddress = aBaseAddress;
p->iBacklight = aBacklight;
UEZDeviceTableFind(p->iSPIBus, &spi);
UEZDeviceTableGetWorkspace(spi, (T_uezDeviceWorkspace **)&p_spi);
p->iSPI = (DEVICE_SPI_BUS **)p_spi;
p->r.iDataMOSI = p->iCmd;
p->r.iDataMISO = p->iCmd;
p->r.iNumTransfers = 0;
p->r.iBitsPerTransfer = 8;
p->r.iRate = 9000;
p->r.iClockOutPolarity = ETrue;//EFalse;
p->r.iClockOutPhase = ETrue;
p->r.iCSGPIOPort = GPIO_TO_HAL_PORT(p->iCSGPIOPin);
p->r.iCSGPIOBit = GPIO_TO_PIN_BIT(p->iCSGPIOPin);
p->r.iCSPolarity = EFalse; // LOW true
return UEZ_ERROR_NONE;
}
T_uezError RS485_Generic_Timer_Create(
const char *aName,
const T_RS485_Generic_Timer_Settings *aSettings)
{
T_uezDeviceWorkspace *p;
HAL_Serial **p_serial;
HAL_Timer **p_timer;
UEZDeviceTableRegister(aName,
(T_uezDeviceInterface *)&RS485_Generic_Timer_Stream_Interface, 0, &p);
HALInterfaceFind(aSettings->iSerialName, (T_halWorkspace **)&p_serial);
HALInterfaceFind(aSettings->iTimerName, (T_halWorkspace **)&p_timer);
return RS485_Generic_Timer_Configure(p, p_serial,
aSettings->iQueueSendSize, aSettings->iQueueReceiveSize,
GPIO_TO_HAL_PORT(aSettings->iDriveEnable),
GPIO_TO_PIN_BIT(aSettings->iDriveEnable),
aSettings->iDriveEnablePolarity,
GPIO_TO_HAL_PORT(aSettings->iReceiveEnable),
GPIO_TO_PIN_BIT(aSettings->iReceiveEnable),
aSettings->iReceiveEnablePolarity, p_timer, aSettings->iReleaseTime,
aSettings->iDriveTime);
}
static T_uezError SPIWriteCmd(
T_LQ043T1DG28Workspace *p,
const T_lcdSPICmd *aCmd)
{
SPI_Request r;
TUInt8 cmd[3];
TUInt8 data[3];
T_uezError error = UEZ_ERROR_NONE;
#define LCD_SPI_WRITE (0<<0)
#define LCD_SPI_READ (1<<0)
#define LCD_SPI_CMD (0<<1)
#define LCD_SPI_DATA (1<<1)
#define LCD_SPI_ID0 (0<<2)
#define LCD_SPI_ID1 (1<<2)
cmd[0] = 0x74|LCD_SPI_ID0|LCD_SPI_WRITE|LCD_SPI_CMD;
cmd[1] = 0x00;
cmd[2] = aCmd->iReg;
r.iNumTransfers = 3;
r.iBitsPerTransfer = 8;
r.iRate = 1000; // spec says 12 MHz, but we'll start slow at 1 MHz
r.iClockOutPolarity = ETrue; // rising edge
r.iClockOutPhase = ETrue;
r.iCSGPIOPort = GPIO_TO_HAL_PORT(p->iCSGPIOPin);
r.iCSGPIOBit = GPIO_TO_PIN_BIT(p->iCSGPIOPin);
r.iCSPolarity = EFalse;
r.iDataMISO = cmd;
r.iDataMOSI = cmd;
error = UEZSPITransferPolled(p->iSPI, &r);
if (!error) {
data[0] = 0x74|LCD_SPI_ID0|LCD_SPI_WRITE|LCD_SPI_DATA;
data[1] = aCmd->iData>>8;
data[2] = aCmd->iData & 0xFF;
r.iDataMOSI = data;
r.iDataMISO = data;
error = UEZSPITransferPolled(p->iSPI, &r);
}
/*--------------------------------------------------------------------------*/
T_uezError GainSpan_CmdLib_ConfigureForSPI(
const T_GainSpan_CmdLib_SPISettings *aSettings)
{
T_uezError error;
ATLIBGS_MSG_ID_E r;
int i;
G_GSCmdLibSettings = *aSettings;
G_GSSPITemplate.iBitsPerTransfer = 8;
G_GSSPITemplate.iCSPolarity = EFalse; // Falling edge
G_GSSPITemplate.iClockOutPolarity = EFalse; // Falling edge
G_GSSPITemplate.iClockOutPhase = EFalse; // ETrue;
G_GSSPITemplate.iDataMISO = 0;
G_GSSPITemplate.iDataMISO = 0;
G_GSSPITemplate.iNumTransferredIn = 0;
G_GSSPITemplate.iNumTransferredOut = 0;
G_GSSPITemplate.iRate = aSettings->iRate / 1000;
G_GSSPITemplate.iCSGPIOPort = GPIO_TO_HAL_PORT(aSettings->iSPIChipSelect);
G_GSSPITemplate.iCSGPIOBit = GPIO_TO_PIN_BIT(aSettings->iSPIChipSelect);
error = UEZSPIOpen(G_GSCmdLibSettings.iSPIDeviceName, &G_GSSPI);
if (error)
return error;
// Ensure these pins are not configured elsewhere
UEZGPIOLock(G_GSCmdLibSettings.iDataReadyIO);
if (G_GSCmdLibSettings.iSRSTn != GPIO_NONE ){
UEZGPIOLock(G_GSCmdLibSettings.iSRSTn);
UEZGPIOOutput(G_GSCmdLibSettings.iSRSTn); // WIFI_SRSTn
}
UEZGPIOInput(G_GSCmdLibSettings.iDataReadyIO); // WIFI IRQ
if (G_GSCmdLibSettings.iProgramMode != GPIO_NONE ) {
UEZGPIOLock(G_GSCmdLibSettings.iProgramMode);
UEZGPIOClear(G_GSCmdLibSettings.iProgramMode); // WIFI PROGRAM OFF
UEZGPIOOutput(G_GSCmdLibSettings.iProgramMode); // WIFI PROGRAM OFF
}
if (G_GSCmdLibSettings.iSPIMode != GPIO_NONE ) {
UEZGPIOLock(G_GSCmdLibSettings.iSPIMode);
UEZGPIOSet(G_GSCmdLibSettings.iSPIMode); // WIFI_MODE SPI
UEZGPIOOutput(G_GSCmdLibSettings.iSPIMode); // WIFI_MODE SPI
}
UEZTaskDelay(1250);
if (G_GSCmdLibSettings.iSRSTn != GPIO_NONE )
UEZGPIOSet(G_GSCmdLibSettings.iSRSTn); // WIFI_SRSTn
UEZTaskDelay(1000);
// Initialize the GainSpan SPI routines
GainSpan_SPI_Start();
// Flush anything there
AtLibGs_FlushIncomingMessage();
/* Send command to check 5 times for module */
for (i = 0; i < 5; i++){
AtLibGs_FlushIncomingMessage();
r = AtLibGs_Check(GAINSPAN_AT_DEFAULT_TIMEOUT);
if(ATLIBGS_MSG_ID_OK == r){
break;
}
}
if(ATLIBGS_MSG_ID_RESPONSE_TIMEOUT == r){
return UEZ_ERROR_NOT_FOUND;
}
/* Send command to DISABLE echo */
do {
r = AtLibGs_SetEcho(ATLIBGS_DISABLE);
} while (ATLIBGS_MSG_ID_OK != r);
// For now, just report it is not found
if (r != ATLIBGS_MSG_ID_OK)
return UEZ_ERROR_NOT_FOUND;
return UEZ_ERROR_NONE;
}
