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Ignore whitespace Rev 312 → Rev 313

/tags/V0_24e/uart1.c
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/*#######################################################################################*/
/* !!! THIS IS NOT FREE SOFTWARE !!! */
/*#######################################################################################*/
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Copyright (c) 2008 Ingo Busker, Holger Buss
// + Nur für den privaten Gebrauch / NON-COMMERCIAL USE ONLY
// + FOR NON COMMERCIAL USE ONLY
// + www.MikroKopter.com
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Es gilt für das gesamte Projekt (Hardware, Software, Binärfiles, Sourcecode und Dokumentation),
// + dass eine Nutzung (auch auszugsweise) nur für den privaten (nicht-kommerziellen) Gebrauch zulässig ist.
// + Sollten direkte oder indirekte kommerzielle Absichten verfolgt werden, ist mit uns (info@mikrokopter.de) Kontakt
// + bzgl. der Nutzungsbedingungen aufzunehmen.
// + Eine kommerzielle Nutzung ist z.B.Verkauf von MikroKoptern, Bestückung und Verkauf von Platinen oder Bausätzen,
// + Verkauf von Luftbildaufnahmen, usw.
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Werden Teile des Quellcodes (mit oder ohne Modifikation) weiterverwendet oder veröffentlicht,
// + unterliegen sie auch diesen Nutzungsbedingungen und diese Nutzungsbedingungen incl. Copyright müssen dann beiliegen
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Sollte die Software (auch auszugesweise) oder sonstige Informationen des MikroKopter-Projekts
// + auf anderen Webseiten oder sonstigen Medien veröffentlicht werden, muss unsere Webseite "http://www.mikrokopter.de"
// + eindeutig als Ursprung verlinkt werden
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Keine Gewähr auf Fehlerfreiheit, Vollständigkeit oder Funktion
// + Benutzung auf eigene Gefahr
// + Wir übernehmen keinerlei Haftung für direkte oder indirekte Personen- oder Sachschäden
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Die Portierung oder Nutzung der Software (oder Teile davon) auf andere Systeme (ausser der Hardware von www.mikrokopter.de) ist nur
// + mit unserer Zustimmung zulässig
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Die Funktion printf_P() unterliegt ihrer eigenen Lizenz und ist hiervon nicht betroffen
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Redistributions of source code (with or without modifications) must retain the above copyright notice,
// + this list of conditions and the following disclaimer.
// + * Neither the name of the copyright holders nor the names of contributors may be used to endorse or promote products derived
// + from this software without specific prior written permission.
// + * The use of this project (hardware, software, binary files, sources and documentation) is only permitted
// + for non-commercial use (directly or indirectly)
// + Commercial use (for excample: selling of MikroKopters, selling of PCBs, assembly, ...) is only permitted
// + with our written permission
// + * If sources or documentations are redistributet on other webpages, out webpage (http://www.MikroKopter.de) must be
// + clearly linked as origin
// + * porting the sources to other systems or using the software on other systems (except hardware from www.mikrokopter.de) is not allowed
//
// + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// + POSSIBILITY OF SUCH DAMAGE.
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
 
#include "91x_lib.h"
#include "main.h"
#include "config.h"
#include "menu.h"
#include "GPS.h"
#include "i2c.h"
#include "uart0.h"
#include "uart1.h"
#include "uart2.h"
#include "timer1.h"
#include "timer2.h"
#include "analog.h"
#include "compass.h"
#include "waypoints.h"
#include "mkprotocol.h"
#include "params.h"
#include "fifo.h"
#include "debug.h"
 
#define FALSE 0
#define TRUE 1
 
#define ABO_TIMEOUT 4000 // disable abo after 4 seconds
u32 UART1_AboTimeOut = 0;
 
u8 UART1_Request_VersionInfo = FALSE;
u8 UART1_Request_ExternalControl= FALSE;
u8 UART1_Request_Display = FALSE;
u8 UART1_Request_Display1 = FALSE;
u8 UART1_Request_DebugData = FALSE;
u8 UART1_Request_DebugLabel = 255;
u8 UART1_Request_NaviData = FALSE;
u8 UART1_Request_ErrorMessage = FALSE;
u8 UART1_Request_WritePoint = 0xFF;
u8 UART1_Request_ReadPoint = 0;
u8 UART1_Request_Data3D = FALSE;
u8 UART1_Request_Echo = FALSE;
u8 UART1_Request_ParameterId = 0;
u8 UART1_Request_Parameter = FALSE;
u8 UART1_DisplayKeys = 0;
u8 UART1_DisplayLine = 0;
u8 UART1_ConfirmFrame = 0;
 
UART_TypeDef *DebugUART = UART1;
 
// the primary rx fifo
#define UART1_RX_FIFO_LEN 512
u8 UART1_rxfifobuffer[UART1_RX_FIFO_LEN];
fifo_t UART1_rx_fifo;
 
// the rx buffer
#define UART1_RX_BUFFER_LEN 150
u8 UART1_rbuffer[UART1_RX_BUFFER_LEN];
Buffer_t UART1_rx_buffer;
 
// the tx buffer
#define UART1_TX_BUFFER_LEN 150
u8 UART1_tbuffer[UART1_TX_BUFFER_LEN];
Buffer_t UART1_tx_buffer;
 
 
 
volatile u8 SerialLinkOkay = 0;
 
u8 text[200];
 
const u8 ANALOG_LABEL[32][16] =
{
//1234567890123456
"AngleNick ", //0
"AngleRoll ",
"AccNick ",
"AccRoll ",
"OperatingRadius ",
"FC-Flags ", //5
"NC-Flags ",
"NickServo ",
"RollServo ",
"GPS Data ",
"CompassHeading ", //10
"GyroHeading ",
"SPI Error ",
"SPI Okay ",
"I2C Error ",
"I2C Okay ", //15
"*POI_INDEX ",// "Kalman_K ",
"ACC_Speed_N ",
"ACC_Speed_E ",
"Speed_z ",// "GPS ACC ",
"20 ",//20
"N_Speed ",
"E_Speed ",
"23 ",
"Magnet X ",
"Magnet Y ",//25
"Magnet Z ",
"Distance N ",
"Distance E ",
"GPS_Nick ",
"GPS_Roll ", //30
"Used_Sats "
};
 
DebugOut_t DebugOut;
ExternControl_t ExternControl;
UART_VersionInfo_t UART_VersionInfo;
NaviData_t NaviData;
Data3D_t Data3D;
u16 Echo; // 2 bytes recieved will be sent back as echo
 
u32 UART1_DebugData_Timer = 0;
u32 UART1_DebugData_Interval = 0; // in ms
u32 UART1_NaviData_Timer = 0;
u32 UART1_NaviData_Interval = 0; // in ms
u32 UART1_Data3D_Timer = 0;
u32 UART1_Data3D_Interval = 0; // in ms
u32 UART1_Display_Timer = 0;
u32 UART1_Display_Interval = 0; // in ms
 
/********************************************************/
/* Initialization the UART1 */
/********************************************************/
void UART1_Init (void)
{
GPIO_InitTypeDef GPIO_InitStructure;
UART_InitTypeDef UART_InitStructure;
 
// initialize txd buffer
Buffer_Init(&UART1_tx_buffer, UART1_tbuffer, UART1_TX_BUFFER_LEN);
 
// initialize rxd buffer
Buffer_Init(&UART1_rx_buffer, UART1_rbuffer, UART1_RX_BUFFER_LEN);
 
// initialize the rx fifo, block UART IRQ geting a byte from fifo
fifo_init(&UART1_rx_fifo, UART1_rxfifobuffer, UART1_RX_FIFO_LEN, NO_ITLine, UART1_ITLine);
 
SCU_APBPeriphClockConfig(__UART1, ENABLE); // Enable the UART1 Clock
SCU_APBPeriphClockConfig(__GPIO3, ENABLE); // Enable the GPIO3 Clock
 
/*Configure UART1_Rx pin GPIO3.2*/
GPIO_StructInit(&GPIO_InitStructure);
GPIO_InitStructure.GPIO_Direction = GPIO_PinInput;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
GPIO_InitStructure.GPIO_Type = GPIO_Type_PushPull;
GPIO_InitStructure.GPIO_IPInputConnected = GPIO_IPInputConnected_Enable;
GPIO_InitStructure.GPIO_Alternate = GPIO_InputAlt1; // UART1_RxD
GPIO_Init(GPIO3, &GPIO_InitStructure);
 
/*Configure UART1_Tx pin GPIO3.3*/
GPIO_StructInit(&GPIO_InitStructure);
GPIO_InitStructure.GPIO_Direction = GPIO_PinOutput;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
GPIO_InitStructure.GPIO_Type = GPIO_Type_PushPull;
GPIO_InitStructure.GPIO_Alternate = GPIO_OutputAlt2; // UART1_TX
GPIO_Init(GPIO3, &GPIO_InitStructure);
 
/* UART1 configured as follow:
- Word Length = 8 Bits
- One Stop Bit
- No parity
- BaudRate = 57600 baud
- Hardware flow control Disabled
- Receive and transmit enabled
- Receive and transmit FIFOs are Disabled
*/
UART_StructInit(&UART_InitStructure);
UART_InitStructure.UART_WordLength = UART_WordLength_8D;
UART_InitStructure.UART_StopBits = UART_StopBits_1;
UART_InitStructure.UART_Parity = UART_Parity_No ;
UART_InitStructure.UART_BaudRate = UART1_BAUD_RATE;
UART_InitStructure. UART_HardwareFlowControl = UART_HardwareFlowControl_None;
UART_InitStructure.UART_Mode = UART_Mode_Tx_Rx;
UART_InitStructure.UART_FIFO = UART_FIFO_Enable;
UART_InitStructure.UART_TxFIFOLevel = UART_FIFOLevel_1_2;
UART_InitStructure.UART_RxFIFOLevel = UART_FIFOLevel_1_2;
 
UART_DeInit(UART1); // reset uart 1 to default
UART_Init(UART1, &UART_InitStructure); // initialize uart 1
// enable uart 1 interrupts selective
UART_ITConfig(UART1, UART_IT_Receive | UART_IT_ReceiveTimeOut, ENABLE);
UART_Cmd(UART1, ENABLE); // enable uart 1
// configure the uart 1 interupt line
VIC_Config(UART1_ITLine, VIC_IRQ, PRIORITY_UART1);
// enable the uart 1 IRQ
VIC_ITCmd(UART1_ITLine, ENABLE);
 
// initialize the debug timer
UART1_DebugData_Timer = SetDelay(UART1_DebugData_Interval);
UART1_NaviData_Timer = SetDelay(UART1_NaviData_Interval)+500;
 
// Fill Version Info Structure
UART_VersionInfo.SWMajor = VERSION_MAJOR;
UART_VersionInfo.SWMinor = VERSION_MINOR;
UART_VersionInfo.SWPatch = VERSION_PATCH;
UART_VersionInfo.ProtoMajor = VERSION_SERIAL_MAJOR;
UART_VersionInfo.ProtoMinor = VERSION_SERIAL_MINOR;
 
NaviData.Version = NAVIDATA_VERSION;
 
UART1_PutString("\r\n UART1 init...ok");
}
 
 
/****************************************************************/
/* USART1 receiver ISR */
/****************************************************************/
void UART1_IRQHandler(void)
{
static u8 abortState = 0;
u8 c;
 
IENABLE;
 
if((UART_GetITStatus(UART1, UART_IT_Receive) != RESET) || (UART_GetITStatus(UART1, UART_IT_ReceiveTimeOut) != RESET) )
{
// clear the pending bits!
UART_ClearITPendingBit(UART1, UART_IT_Receive);
UART_ClearITPendingBit(UART1, UART_IT_ReceiveTimeOut);
// if debug UART is not UART1
if (DebugUART != UART1)
{ // forward received data to the debug UART tx buffer
while(UART_GetFlagStatus(UART1, UART_FLAG_RxFIFOEmpty) != SET)
{
// move the byte from the rx buffer of UART1 to the tx buffer of DebugUART
c = UART_ReceiveData(UART1);
 
// check for abort condition (ESC ESC 0x55 0xAA 0x00)
switch (abortState)
{
case 0:
if (c == 27) abortState++;
break;
case 1:
if (c == 27) abortState++;
else abortState = 0;
break;
case 2:
if (c == 0x55) abortState++;
else abortState = 0;
break;
case 3:
if (c == 0xAA) abortState++;
else abortState = 0;
break;
case 4:
if (c == 0x00)
{
if(DebugUART == UART0)
{
UART0_Connect_to_MKGPS(UART0_BAUD_RATE);
TIMER2_Init(); // enbable servo outputs
fifo_purge(&UART1_rx_fifo); // flush the whole fifo init buffer
}
DebugUART = UART1;
}
abortState = 0;
break;
} // end switch abort state
// if the Debug uart is not UART1, redirect input to the Debug UART
if (DebugUART != UART1)
{
// wait for space in the tx buffer of the DebugUART
while(UART_GetFlagStatus(DebugUART, UART_FLAG_TxFIFOFull) == SET) {};
// move byte to the tx fifo of the debug uart
UART_SendData(DebugUART, c);
}
}
}
else // DebugUART == UART1 (normal operation)
{
while(UART_GetFlagStatus(UART1, UART_FLAG_RxFIFOEmpty) != SET)
{ // some byes in the hardware fifo
// get byte from hardware fifo
c = UART_ReceiveData(UART1);
// put into the software fifo
if(!fifo_put(&UART1_rx_fifo, c))
{ // fifo overflow
//fifo_purge(&UART1_rx_fifo); // flush the whole buffer
}
} // EOF while some byes in the hardware fifo
} // eof DebugUart = UART1
}
 
IDISABLE;
}
 
/**************************************************************/
/* Process incomming data from debug uart */
/**************************************************************/
void UART1_ProcessRxData(void)
{
// return on forwarding uart or unlocked rx buffer
if(DebugUART != UART1) return;
 
u8 c;
// if rx buffer is not locked
if(UART1_rx_buffer.Locked == FALSE)
{
//collect data from primary rx fifo
while(fifo_get(&UART1_rx_fifo, &c))
{
// break if complete frame is collected
if(MKProtocol_CollectSerialFrame(&UART1_rx_buffer, c)) break;
}
}
if(UART1_rx_buffer.Locked == FALSE) return;
 
Point_t * pPoint = NULL;
SerialMsg_t SerialMsg;
 
// analyze header first
MKProtocol_DecodeSerialFrameHeader(&UART1_rx_buffer, &SerialMsg);
if( SerialMsg.Address == FC_ADDRESS )
{
switch(SerialMsg.CmdID)
{
// case 'v': // version
case 'y': // serial poti values
case 'b': // extern control
Buffer_Copy(&UART1_rx_buffer, &UART2_tx_buffer); //forward to FC
Buffer_Clear(&UART1_rx_buffer); // free rc buffer for next frame
return; //end process rx data
break;
}
}
 
MKProtocol_DecodeSerialFrameData(&UART1_rx_buffer, &SerialMsg); // decode serial frame in rxd buffer
if(SerialMsg.CmdID != 'z') SerialLinkOkay = 250; // reset SerialTimeout, but not in case of the "ping"
switch(SerialMsg.Address) // check for Slave Address
{
case NC_ADDRESS: // own Slave Address
switch(SerialMsg.CmdID)
{
case 'z': // connection checker
memcpy(&Echo, SerialMsg.pData, sizeof(Echo)); // copy echo pattern
UART1_Request_Echo = TRUE;
break;
 
case 'e': // request for the text of the error status
UART1_Request_ErrorMessage = TRUE;
break;
 
case 's':// new target position
pPoint = (Point_t*)SerialMsg.pData;
if(pPoint->Position.Status == NEWDATA)
{
//if(!(FC.StatusFlags & FC_STATUS_FLY)) PointList_Clear(); // flush the list
//pPoint->Index = 1; // must be one after empty list
PointList_SetAt(pPoint);
if(FC.StatusFlags & FC_STATUS_FLY) PointList_WPActive(TRUE);
GPS_pWaypoint = PointList_WPBegin(); // updates POI index
if(GPS_pWaypoint != NULL) // if new WP exist
{ // update WP hold time stamp immediately!
/* if(GPS_pWaypoint->Heading > 0 && GPS_pWaypoint->Heading <= 360)
{
CAM_Orientation.Azimuth = GPS_pWaypoint->Heading;
CAM_Orientation.UpdateMask |= CAM_UPDATE_AZIMUTH;
}
*/
}
BeepTime = 50;
}
break;
 
case 'u': // redirect debug uart
switch(SerialMsg.pData[0])
{
case UART_FLIGHTCTRL:
UART2_Init(); // initialize UART2 to FC pins
fifo_purge(&UART1_rx_fifo);
TIMER2_Deinit(); // reduce irq load
DebugUART = UART2;
break;
case UART_MK3MAG:
if(FC.StatusFlags & FC_STATUS_MOTOR_RUN) break; // not if the motors are running
UART0_Connect_to_MK3MAG(); // mux UART0 to MK3MAG pins
GPSData.Status = INVALID;
fifo_purge(&UART1_rx_fifo);
DebugUART = UART0;
break;
case UART_MKGPS:
if(FC.StatusFlags & FC_STATUS_MOTOR_RUN) break; // not if the motors are running
TIMER2_Deinit(); // disable servo outputs to reduce irq load
UART0_Connect_to_MKGPS(UART0_BAUD_RATE); // connect UART0 to MKGPS pins
GPSData.Status = INVALID;
fifo_purge(&UART1_rx_fifo);
DebugUART = UART0;
break;
default:
break;
}
break;
 
case 'w':// Set point in list at index
{
pPoint = (Point_t*)SerialMsg.pData;
 
if((pPoint->Position.Status == INVALID) && (pPoint->Index == 0))
{
PointList_Clear();
GPS_pWaypoint = PointList_WPBegin();
UART1_Request_WritePoint = 0; // return new point count
}
else
{ // update WP in list at index
UART1_Request_WritePoint = PointList_SetAt(pPoint);
if(FC.StatusFlags & FC_STATUS_FLY) PointList_WPActive(TRUE);
if(UART1_Request_WritePoint == pPoint->Index)
{
BeepTime = 500;
}
}
}
break;
 
case 'x':// Read Waypoint from List
UART1_Request_ReadPoint = SerialMsg.pData[0];
break;
 
case 'j':// Set/Get NC-Parameter
switch(SerialMsg.pData[0])
{
case 0: // get
break;
 
case 1: // set
{
s16 value;
value = SerialMsg.pData[2] + (s16)SerialMsg.pData[3] * 0x0100;
NCParams_SetValue(SerialMsg.pData[1], &value);
}
break;
 
default:
break;
}
UART1_Request_ParameterId = SerialMsg.pData[1];
UART1_Request_Parameter = TRUE;
break;
default:
// unsupported command recieved
break;
} // case NC_ADDRESS
// "break;" is missing here to fall thru to the common commands
 
default: // and any other Slave Address
 
switch(SerialMsg.CmdID) // check CmdID
{
case 'a':// request for the labels of the analog debug outputs
UART1_Request_DebugLabel = SerialMsg.pData[0];
if(UART1_Request_DebugLabel > 31) UART1_Request_DebugLabel = 31;
break;
/*
case 'b': // submit extern control
memcpy(&ExternControl, SerialMsg.pData, sizeof(ExternControl));
UART1_ConfirmFrame = ExternControl.Frame;
break;
*/
case 'd': // request for debug data;
UART1_DebugData_Interval = (u32) SerialMsg.pData[0] * 10;
if(UART1_DebugData_Interval > 0) UART1_Request_DebugData = TRUE;
UART1_AboTimeOut = SetDelay(ABO_TIMEOUT);
break;
 
case 'c': // request for 3D data;
UART1_Data3D_Interval = (u32) SerialMsg.pData[0] * 10;
if(UART1_Data3D_Interval > 0) UART1_Request_Data3D = TRUE;
UART1_AboTimeOut = SetDelay(ABO_TIMEOUT);
break;
 
case 'h':// reqest for display line
if((SerialMsg.pData[0]& 0x80) == 0x00)// old format
{
UART1_DisplayLine = 2;
UART1_Display_Interval = 0;
}
else
{
UART1_DisplayKeys |= ~SerialMsg.pData[0];
UART1_Display_Interval = (u32) SerialMsg.pData[1] * 10;
UART1_DisplayLine = 4;
UART1_AboTimeOut = SetDelay(ABO_TIMEOUT);
}
UART1_Request_Display = TRUE;
break;
 
case 'l':// reqest for display columns
MenuItem = SerialMsg.pData[0];
UART1_Request_Display1 = TRUE;
break;
 
case 'o': // request for navigation information
UART1_NaviData_Interval = (u32) SerialMsg.pData[0] * 10;
if(UART1_NaviData_Interval > 0) UART1_Request_NaviData = TRUE;
UART1_AboTimeOut = SetDelay(ABO_TIMEOUT);
break;
 
case 'v': // request for version info
UART1_Request_VersionInfo = TRUE;
break;
default:
// unsupported command recieved
break;
}
break; // default:
}
Buffer_Clear(&UART1_rx_buffer); // free rc buffer for next frame
}
 
 
/*****************************************************/
/* Send a character */
/*****************************************************/
s16 UART1_Putchar(char c)
{
if (c == '\n') UART1_Putchar('\r');
// wait until txd fifo is not full
while (UART_GetFlagStatus(UART1, UART_FLAG_TxFIFOFull) != RESET);
// transmit byte
UART_SendData(UART1, c);
return (0);
}
 
/*****************************************************/
/* Send a string to the debug uart */
/*****************************************************/
void UART1_PutString(u8 *s)
{
if(s == NULL) return;
while (*s != '\0' && DebugUART == UART1)
{
UART1_Putchar(*s);
s ++;
}
}
 
 
/**************************************************************/
/* Transmit tx buffer via debug uart */
/**************************************************************/
void UART1_Transmit(void)
{
u8 tmp_tx;
if(DebugUART != UART1) return;
// if something has to be send and the txd fifo is not full
if(UART1_tx_buffer.Locked == TRUE)
{
// while there is some space in the tx fifo
while(UART_GetFlagStatus(UART1, UART_FLAG_TxFIFOFull) != SET)
{
tmp_tx = UART1_tx_buffer.pData[UART1_tx_buffer.Position++]; // read next byte from txd buffer
UART_SendData(UART1, tmp_tx); // put character to txd fifo
// if terminating character or end of txd buffer reached
if((tmp_tx == '\r') || (UART1_tx_buffer.Position == UART1_tx_buffer.DataBytes))
{
Buffer_Clear(&UART1_tx_buffer); // clear txd buffer
break; // end while loop
}
}
}
}
 
/**************************************************************/
/* Send the answers to incomming commands at the debug uart */
/**************************************************************/
void UART1_TransmitTxData(void)
{
if(DebugUART != UART1) return;
 
if(CheckDelay(UART1_AboTimeOut))
{
UART1_DebugData_Interval = 0;
UART1_NaviData_Interval = 0;
UART1_Data3D_Interval = 0;
UART1_Display_Interval = 0;
}
 
UART1_Transmit(); // output pending bytes in tx buffer
if((UART1_tx_buffer.Locked == TRUE)) return;
 
if(UART1_Request_Parameter && (UART1_tx_buffer.Locked == FALSE))
{
s16 ParamValue;
NCParams_GetValue(UART1_Request_ParameterId, &ParamValue);
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'J', NC_ADDRESS, 2, &UART1_Request_ParameterId, sizeof(UART1_Request_ParameterId), &ParamValue, sizeof(ParamValue)); // answer the param request
UART1_Request_Parameter = FALSE;
}
else if(UART1_Request_Echo && (UART1_tx_buffer.Locked == FALSE))
{
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'Z', NC_ADDRESS, 1, &Echo, sizeof(Echo)); // answer the echo request
Echo = 0; // reset echo value
UART1_Request_Echo = FALSE;
}
else if((UART1_Request_WritePoint!= 0xFF) && (UART1_tx_buffer.Locked == FALSE))
{
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'W', NC_ADDRESS, 1, &UART1_Request_WritePoint, sizeof(UART1_Request_WritePoint));
UART1_Request_WritePoint = 0xFF;
}
else if((UART1_Request_ReadPoint) && (UART1_tx_buffer.Locked == FALSE))
{
u8 PointCount = PointList_GetCount();
if (UART1_Request_ReadPoint <= PointCount)
{
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'X', NC_ADDRESS, 3, &PointCount, 1, &UART1_Request_ReadPoint, 1, PointList_GetAt(UART1_Request_ReadPoint), sizeof(Point_t));
}
else
{
MKProtocol_CreateSerialFrame(&UART1_tx_buffer,'X', NC_ADDRESS, 1, &PointCount, sizeof(PointCount));
}
UART1_Request_ReadPoint = 0;
}
else if((UART1_Request_DebugLabel != 0xFF) && (UART1_tx_buffer.Locked == FALSE))
{
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'A', NC_ADDRESS, 2, &UART1_Request_DebugLabel, sizeof(UART1_Request_DebugLabel), (u8 *) ANALOG_LABEL[UART1_Request_DebugLabel], 16);
UART1_Request_DebugLabel = 0xFF;
}
else if(( ((UART1_NaviData_Interval > 0) && CheckDelay(UART1_NaviData_Timer) ) || UART1_Request_NaviData) && (UART1_tx_buffer.Locked == FALSE))
{
NaviData.Errorcode = ErrorCode;
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'O', NC_ADDRESS,1, (u8 *)&NaviData, sizeof(NaviData));
UART1_NaviData_Timer = SetDelay(UART1_NaviData_Interval);
UART1_Request_NaviData = FALSE;
}
else if( (( (UART1_DebugData_Interval > 0) && CheckDelay(UART1_DebugData_Timer)) || UART1_Request_DebugData) && (UART1_tx_buffer.Locked == FALSE))
{
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'D', NC_ADDRESS, 1,(u8 *)&DebugOut, sizeof(DebugOut));
UART1_DebugData_Timer = SetDelay(UART1_DebugData_Interval);
UART1_Request_DebugData = FALSE;
}
else if((( (UART1_Data3D_Interval > 0) && CheckDelay(UART1_Data3D_Timer) ) || UART1_Request_Data3D) && (UART1_tx_buffer.Locked == FALSE))
{
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'C', NC_ADDRESS, 1,(u8 *)&Data3D, sizeof(Data3D));
UART1_Data3D_Timer = SetDelay(UART1_Data3D_Interval);
UART1_Request_Data3D = FALSE;
}
/*
else if(UART1_ConfirmFrame && (UART1_tx_buffer.Locked == FALSE))
{
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'B', NC_ADDRESS, 1, &UART1_ConfirmFrame, sizeof(UART1_ConfirmFrame));
UART1_ConfirmFrame = 0;
}
*/
/*
else if(UART1_Request_ExternalControl && (UART1_tx_buffer.Locked == FALSE))
{
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'G', NC_ADDRESS, 1, (u8 *)&ExternControl, sizeof(ExternControl));
UART1_Request_ExternalControl = FALSE;
}
*/
else if( (( (UART1_Display_Interval > 0) && CheckDelay(UART1_Display_Timer)) || UART1_Request_Display) && (UART1_tx_buffer.Locked == FALSE))
{
if(UART1_DisplayLine > 3)
{
Menu_Update(UART1_DisplayKeys);
UART1_DisplayKeys = 0;
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'H', NC_ADDRESS, 1, (u8*)DisplayBuff, sizeof(DisplayBuff));
}
else
{
UART1_DisplayLine = 2;
sprintf(text,"!!! incompatible !!!");
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'H', NC_ADDRESS, 2, &UART1_DisplayLine, sizeof(UART1_DisplayLine), (u8*)&text, 20);
if(UART1_DisplayLine++ > 3) UART1_DisplayLine = 0;
}
UART1_Display_Timer = SetDelay(UART1_Display_Interval);
UART1_Request_Display = FALSE;
}
else if(UART1_Request_Display1 && (UART1_tx_buffer.Locked == FALSE))
{
Menu_Update(0);
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'L', NC_ADDRESS, 3, (u8*)&MenuItem, sizeof(MenuItem), (u8*)&MaxMenuItem, sizeof(MaxMenuItem),(u8*)DisplayBuff, sizeof(DisplayBuff));
UART1_Request_Display1 = FALSE;
}
else if(UART1_Request_VersionInfo && (UART1_tx_buffer.Locked == FALSE))
{
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'V', NC_ADDRESS,1, (u8 *)&UART_VersionInfo, sizeof(UART_VersionInfo));
UART1_Request_VersionInfo = FALSE;
}
else if(UART1_Request_ErrorMessage && (UART1_tx_buffer.Locked == FALSE))
{
MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'E', NC_ADDRESS, 1, (u8 *)&ErrorMSG, sizeof(ErrorMSG));
UART1_Request_ErrorMessage = FALSE;
}
#ifdef DEBUG // only include functions if DEBUG is defined
if(SendDebugOutput && (UART1_tx_buffer.Locked == FALSE))
{
MKProtocol_CreateSerialFrame(&UART1_tx_buffer,'0', NC_ADDRESS, 1, (u8 *) &tDebug, sizeof(tDebug));
SendDebugOutput = 0;
}
#endif
UART1_Transmit(); // output pending bytes in tx buffer
}