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authorFede85 <f.vanzati@gmail.com>2013-07-03 22:00:02 +0200
committerFede85 <f.vanzati@gmail.com>2013-07-03 22:00:02 +0200
commitfd8c367304fe62a107332db19880c88f9ac0d082 (patch)
treea6a2713b1e788a2eb6f95ef701a0a01e0d258c67 /libraries/Robot_Motor/EasyTransfer2.cpp
parentcb3003082e7e140850071eba914c0b4347bc3bf1 (diff)
SPI library to the new format and moved Robot_Motor and Robot_Control libraries
Diffstat (limited to 'libraries/Robot_Motor/EasyTransfer2.cpp')
-rw-r--r--libraries/Robot_Motor/EasyTransfer2.cpp152
1 files changed, 0 insertions, 152 deletions
diff --git a/libraries/Robot_Motor/EasyTransfer2.cpp b/libraries/Robot_Motor/EasyTransfer2.cpp
deleted file mode 100644
index 24427cc..0000000
--- a/libraries/Robot_Motor/EasyTransfer2.cpp
+++ /dev/null
@@ -1,152 +0,0 @@
-#include "EasyTransfer2.h"
-
-
-
-
-//Captures address and size of struct
-void EasyTransfer2::begin(HardwareSerial *theSerial){
- _serial = theSerial;
-
- //dynamic creation of rx parsing buffer in RAM
- //rx_buffer = (uint8_t*) malloc(size);
-
- resetData();
-}
-
-void EasyTransfer2::writeByte(uint8_t dat){
- if(position<20)
- data[position++]=dat;
- size++;
-}
-void EasyTransfer2::writeInt(int dat){
- if(position<19){
- data[position++]=dat>>8;
- data[position++]=dat;
- size+=2;
- }
-}
-uint8_t EasyTransfer2::readByte(){
- if(position>=size)return 0;
- return data[position++];
-}
-int EasyTransfer2::readInt(){
- if(position+1>=size)return 0;
- int dat_1=data[position++]<<8;
- int dat_2=data[position++];
- int dat= dat_1 | dat_2;
- return dat;
-}
-
-void EasyTransfer2::resetData(){
- for(int i=0;i<20;i++){
- data[i]=0;
- }
- size=0;
- position=0;
-}
-
-//Sends out struct in binary, with header, length info and checksum
-void EasyTransfer2::sendData(){
- uint8_t CS = size;
- _serial->write(0x06);
- _serial->write(0x85);
- _serial->write(size);
- for(int i = 0; i<size; i++){
- CS^=*(data+i);
- _serial->write(*(data+i));
- //Serial.print(*(data+i));
- //Serial.print(",");
- }
- //Serial.println("");
- _serial->write(CS);
-
- resetData();
-}
-
-boolean EasyTransfer2::receiveData(){
-
- //start off by looking for the header bytes. If they were already found in a previous call, skip it.
- if(rx_len == 0){
- //this size check may be redundant due to the size check below, but for now I'll leave it the way it is.
- if(_serial->available() >= 3){
- //this will block until a 0x06 is found or buffer size becomes less then 3.
- while(_serial->read() != 0x06) {
- //This will trash any preamble junk in the serial buffer
- //but we need to make sure there is enough in the buffer to process while we trash the rest
- //if the buffer becomes too empty, we will escape and try again on the next call
- if(_serial->available() < 3)
- return false;
- }
- //Serial.println("head");
- if (_serial->read() == 0x85){
- rx_len = _serial->read();
- //Serial.print("rx_len:");
- //Serial.println(rx_len);
- resetData();
-
- //make sure the binary structs on both Arduinos are the same size.
- /*if(rx_len != size){
- rx_len = 0;
- return false;
- }*/
- }
- }
- //Serial.println("nothing");
- }
-
- //we get here if we already found the header bytes, the struct size matched what we know, and now we are byte aligned.
- if(rx_len != 0){
-
- while(_serial->available() && rx_array_inx <= rx_len){
- data[rx_array_inx++] = _serial->read();
- }
-
- if(rx_len == (rx_array_inx-1)){
- //seem to have got whole message
- //last uint8_t is CS
- calc_CS = rx_len;
- //Serial.print("len:");
- //Serial.println(rx_len);
- for (int i = 0; i<rx_len; i++){
- calc_CS^=data[i];
- //Serial.print("m");
- //Serial.print(data[i]);
- //Serial.print(",");
- }
- //Serial.println();
- //Serial.print(data[rx_array_inx-1]);
- //Serial.print(" ");
- //Serial.println(calc_CS);
-
- if(calc_CS == data[rx_array_inx-1]){//CS good
- //resetData();
- //memcpy(data,d,rx_len);
- for(int i=0;i<20;i++){
- //Serial.print(data[i]);
- //Serial.print(",");
- }
- //Serial.println("");
- size=rx_len;
- rx_len = 0;
- rx_array_inx = 0;
- return true;
- }
-
- else{
- //Serial.println("CS");
- resetData();
- //failed checksum, need to clear this out anyway
- rx_len = 0;
- rx_array_inx = 0;
- return false;
- }
-
- }
- }
- //Serial.print(rx_len);
- //Serial.print(" ");
- //Serial.print(rx_array_inx);
- //Serial.print(" ");
- //Serial.println("Short");
- return false;
-} \ No newline at end of file