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DYNAMIXEL
RX-28
// --- Gloval Variable Number ---
volatile byte gbpRxInterruptBuffer[256];
byte gbpParameter[128];
byte gbRxBufferReadPointer;
byte gbpRxBuffer[128];
byte gbpTxBuffer[128];
volatile byte gbRxBufferWritePointer;
int main(void)
{
byte bCount,bID, bTxPacketLength,bRxPacketLength;
PortInitialize(); //Port In/Out Direction Definition
RS485_RXD; //Set RS485 Direction to Input State.
SerialInitialize(SERIAL_PORT0,1,RX_INTERRUPT);//RS485
Initializing(RxInterrupt)
SerialInitialize(SERIAL_PORT1,DEFAULT_BAUD_RATE,0); //RS232
Initializing(None Interrupt)
gbRxBufferReadPointer = gbRxBufferWritePointer = 0; //RS485
RxBuffer Clearing.
sei(); //Enable Interrupt -- Compiler Function
TxDString("\r\n [The Example of Dynamixel Evaluation with
ATmega128,GCC-AVR]");
//Dynamixel Communication Function Execution Step.
// Step 1. Parameter Setting (gbpParameter[]). In case of no parameter
instruction(Ex. INST_PING), this step is not
needed.
// Step 2. TxPacket(ID,INSTRUCTION,LengthOfParameter); --Total
TxPacket Length is returned
// Step 3. RxPacket(ExpectedReturnPacketLength); -- Real RxPacket
Length is returned
// Step 4 PrintBuffer(BufferStartPointer,LengthForPrinting);
bID = 1;
TxDString("\r\n\n Example 1. Scanning Dynamixels(0~9). -- Any Key to
Continue."); RxD8();
for(bCount = 0; bCount < 0x0A; bCount++)
{
bTxPacketLength = TxPacket(bCount,INST_PING,0);
bRxPacketLength = RxPacket(255);
TxDString("\r\n TxD:"); PrintBuffer(gbpTxBuffer,bTxPacketLength);
TxDString(", RxD:"); PrintBuffer(gbpRxBuffer,bRxPacketLength);
if(bRxPacketLength == DEFAULT_RETURN_PACKET_SIZE)
{
TxDString(" Found!! ID:");TxD8Hex(bCount);
bID = bCount;
}
}
TxDString("\r\n\n Example 2. Read Firmware Version. -- Any Key to
Continue."); RxD8();
gbpParameter[0] = P_VERSION; //Address of Firmware Version
gbpParameter[1] = 1; //Read Length
bTxPacketLength = TxPacket(bID,INST_READ,2);
bRxPacketLength =
RxPacket(DEFAULT_RETURN_PACKET_SIZE+gbpParameter
[1]);
TxDString("\r\n TxD:"); PrintBuffer(gbpTxBuffer,bTxPacketLength);
TxDString("\r\n RxD:"); PrintBuffer(gbpRxBuffer,bRxPacketLength);
if(bRxPacketLength == DEFAULT_RETURN_PACKET_SIZE+gbpParameter[1])
{
TxDString("\r\n Return Error : ");TxD8Hex(gbpRxBuffer[4]);
TxDString("\r\n Firmware Version : ");TxD8Hex(gbpRxBuffer[5]);
}
TxDString("\r\n\n Example 3. LED ON -- Any Key to Continue.");
RxD8();
gbpParameter[0] = P_LED; //Address of LED
gbpParameter[1] = 1; //Writing Data
bTxPacketLength = TxPacket(bID,INST_WRITE,2);
bRxPacketLength = RxPacket(DEFAULT_RETURN_PACKET_SIZE);
TxDString("\r\n TxD:"); PrintBuffer(gbpTxBuffer,bTxPacketLength);
TxDString("\r\n RxD:"); PrintBuffer(gbpRxBuffer,bRxPacketLength);
TxDString("\r\n\n Example 4. LED OFF -- Any Key to Continue.");
RxD8();
gbpParameter[0] = P_LED; //Address of LED
gbpParameter[1] = 0; //Writing Data
bTxPacketLength = TxPacket(bID,INST_WRITE,2);
bRxPacketLength = RxPacket(DEFAULT_RETURN_PACKET_SIZE);
TxDString("\r\n TxD:"); PrintBuffer(gbpTxBuffer,bTxPacketLength);
TxDString("\r\n RxD:"); PrintBuffer(gbpRxBuffer,bRxPacketLength);
TxDString("\r\n\n Example 5. Read Control Table. -- Any Key to
Continue."); RxD8();
gbpParameter[0] = 0; //Reading Address
gbpParameter[1] = 49; //Read Length
bTxPacketLength = TxPacket(bID,INST_READ,2);
bRxPacketLength =
RxPacket(DEFAULT_RETURN_PACKET_SIZE+gbpParameter
[1]);
TxDString("\r\n TxD:"); PrintBuffer(gbpTxBuffer,bTxPacketLength);
TxDString("\r\n RxD:"); PrintBuffer(gbpRxBuffer,bRxPacketLength);
if(bRxPacketLength == DEFAULT_RETURN_PACKET_SIZE+gbpParameter
[1])
{
TxDString("\r\n");
for(bCount = 0; bCount < 49; bCount++)
{
TxD8('[');TxD8Hex(bCount);TxDString("]:");
TxD8Hex(gbpRxBuffer[bCount+5]);TxD8(' ');
}
}
TxDString("\r\n\n Example 6. Go 0x200 with Speed 0x100 -- Any Key to
Continue."); RxD8();
gbpParameter[0] = P_GOAL_POSITION_L; //Address of Firmware Version
gbpParameter[1] = 0x00; //Writing Data P_GOAL_POSITION_L
gbpParameter[2] = 0x02; //Writing Data P_GOAL_POSITION_H
gbpParameter[3] = 0x00; //Writing Data P_GOAL_SPEED_L
gbpParameter[4] = 0x01; //Writing Data P_GOAL_SPEED_H
bTxPacketLength = TxPacket(bID,INST_WRITE,5);
bRxPacketLength = RxPacket(DEFAULT_RETURN_PACKET_SIZE);
TxDString("\r\n TxD:"); PrintBuffer(gbpTxBuffer,bTxPacketLength);
TxDString("\r\n RxD:"); PrintBuffer(gbpRxBuffer,bRxPacketLength);
TxDString("\r\n\n Example 7. Go 0x00 with Speed 0x40 -- Any Key to
Continue."); RxD8();
gbpParameter[0] = P_GOAL_POSITION_L; //Address of Firmware Version
gbpParameter[1] = 0x00; //Writing Data P_GOAL_POSITION_L
gbpParameter[2] = 0x00; //Writing Data P_GOAL_POSITION_H
gbpParameter[3] = 0x40; //Writing Data P_GOAL_SPEED_L
gbpParameter[4] = 0x00; //Writing Data P_GOAL_SPEED_H
bTxPacketLength = TxPacket(bID,INST_WRITE,5);
bRxPacketLength = RxPacket(DEFAULT_RETURN_PACKET_SIZE);
TxDString("\r\n TxD:"); PrintBuffer(gbpTxBuffer,bTxPacketLength);
TxDString("\r\n RxD:"); PrintBuffer(gbpRxBuffer,bRxPacketLength);
TxDString("\r\n\n Example 8. Go 0x3ff with Speed 0x3ff -- Any Key to
Continue."); RxD8();
gbpParameter[0] = P_GOAL_POSITION_L; //Address of Firmware Version
gbpParameter[1] = 0xff; //Writing Data P_GOAL_POSITION_L
gbpParameter[2] = 0x03; //Writing Data P_GOAL_POSITION_H
gbpParameter[3] = 0xff; //Writing Data P_GOAL_SPEED_L
gbpParameter[4] = 0x03; //Writing Data P_GOAL_SPEED_H
bTxPacketLength = TxPacket(bID,INST_WRITE,5);
bRxPacketLength = RxPacket(DEFAULT_RETURN_PACKET_SIZE);
TxDString("\r\n TxD:"); PrintBuffer(gbpTxBuffer,bTxPacketLength);
TxDString("\r\n RxD:"); PrintBuffer(gbpRxBuffer,bRxPacketLength);
TxDString("\r\n\n Example 9. Torque Off -- Any Key to Continue.");
RxD8();
gbpParameter[0] = P_TORQUE_ENABLE; //Address of LED
gbpParameter[1] = 0; //Writing Data
bTxPacketLength = TxPacket(bID,INST_WRITE,2);
bRxPacketLength = RxPacket(DEFAULT_RETURN_PACKET_SIZE);
TxDString("\r\n TxD:"); PrintBuffer(gbpTxBuffer,bTxPacketLength);
TxDString("\r\n RxD:"); PrintBuffer(gbpRxBuffer,bRxPacketLength);
TxDString("\r\n\n End. Push reset button for repeat");
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