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https://github.com/felis/USB_Host_Shield_2.0.git
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Simplified print commands
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parent
35ce9c7ab3
commit
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1 changed files with 6 additions and 50 deletions
56
SPP.cpp
56
SPP.cpp
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@ -726,61 +726,17 @@ uint8_t SPP::calcFcs(uint8_t *data) {
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/* Serial commands */
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/* Serial commands */
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void SPP::print(const String &str) {
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void SPP::print(const String &str) {
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if (!connected)
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uint8_t length = str.length(); // Get the length of the string
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return;
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uint8_t buf[length];
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uint8_t stringLength = str.length(); // This will be used to store the characters that still needs to be sent
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uint8_t length; // This is the length of the string we are sending
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uint8_t offset = 0; // This is used to keep track of where we are in the string
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l2capoutbuf[0] = rfcommChannelConnection | 0 | 0 | extendAddress; // RFCOMM Address
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for(uint8_t i = 0; i < length; i++)
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l2capoutbuf[1] = RFCOMM_UIH; // RFCOMM Control
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buf[i] = str[i];
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while (stringLength) { // We will run this while loop until this variable is 0
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if (stringLength > (sizeof (l2capoutbuf) - 4)) // Check if the string is larger that the outgoing buffer
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length = sizeof (l2capoutbuf) - 4;
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else
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length = stringLength;
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l2capoutbuf[2] = length << 1 | 1; // Length
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print(buf,length);
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uint8_t i = 0;
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for (; i < length; i++)
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l2capoutbuf[i + 3] = str[i + offset];
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l2capoutbuf[i + 3] = calcFcs(l2capoutbuf); // Calculate checksum
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RFCOMM_Command(l2capoutbuf, length + 4);
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stringLength -= length;
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offset += length; // Increment the offset
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}
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}
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}
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void SPP::print(const char* str) {
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void SPP::print(const char* str) {
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if (!connected)
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print((uint8_t*) str, strlen(str));
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return;
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uint8_t stringLength = strlen(str); // This will be used to store the characters that still needs to be sent
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uint8_t length; // This is the length of the string we are sending
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uint8_t offset = 0; // This is used to keep track of where we are in the string
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l2capoutbuf[0] = rfcommChannelConnection | 0 | 0 | extendAddress; // RFCOMM Address
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l2capoutbuf[1] = RFCOMM_UIH; // RFCOMM Control
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while (stringLength) { // We will run this while loop until this variable is 0
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if (stringLength > (sizeof (l2capoutbuf) - 4)) // Check if the string is larger that the outgoing buffer
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length = sizeof (l2capoutbuf) - 4;
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else
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length = stringLength;
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l2capoutbuf[2] = length << 1 | 1; // Length
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uint8_t i = 0;
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for (; i < length; i++)
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l2capoutbuf[i + 3] = str[i + offset];
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l2capoutbuf[i + 3] = calcFcs(l2capoutbuf); // Calculate checksum
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RFCOMM_Command(l2capoutbuf, length + 4);
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stringLength -= length;
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offset += length; // Increment the offset
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}
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}
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}
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void SPP::print(uint8_t* array, uint8_t stringLength) {
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void SPP::print(uint8_t* array, uint8_t stringLength) {
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