Change spinloop in the AVRISP project Unknown V2 Protocol Command handler to use...

[pub/USBasp.git] / Projects / Unfinished / AVRISP / Lib / V2Protocol.c

diff --git a/Projects/Unfinished/AVRISP/Lib/V2Protocol.c b/Projects/Unfinished/AVRISP/Lib/V2Protocol.c
index 4038892..dfa27ad 100644 (file)
--- a/Projects/Unfinished/AVRISP/Lib/V2Protocol.c
+++ b/Projects/Unfinished/AVRISP/Lib/V2Protocol.c
@@ -103,15 +103,17 @@ void V2Protocol_ProcessCommand(void)
 }
 \r
 static void V2Protocol_Command_Unknown(uint8_t V2Command)\r
-{      \r
+{\r
+       /* Discard all incomming data */\r
        while (Endpoint_BytesInEndpoint() == AVRISP_DATA_EPSIZE)\r
        {\r
                Endpoint_ClearOUT();\r
-               while (!(Endpoint_IsOUTReceived()));\r
+               Endpoint_WaitUntilReady();\r
        }\r
 \r
        Endpoint_ClearOUT();\r
        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);\r
+       Endpoint_WaitUntilReady();\r
 \r
        Endpoint_Write_Byte(V2Command);\r
        Endpoint_Write_Byte(STATUS_CMD_UNKNOWN);\r
@@ -166,8 +168,8 @@ static void V2Protocol_Command_GetSetParam(uint8_t V2Command)
 \r
 static void V2Protocol_Command_SPIMulti(void)\r
 {\r
-       uint8_t TxBytes = Endpoint_Read_Byte();\r
-       uint8_t RxBytes = Endpoint_Read_Byte();\r
+       uint8_t TxBytes     = Endpoint_Read_Byte();\r
+       uint8_t RxBytes     = Endpoint_Read_Byte();\r
        uint8_t RxStartAddr = Endpoint_Read_Byte();\r
        uint8_t TxData[255];\r
        \r
@@ -183,6 +185,7 @@ static void V2Protocol_Command_SPIMulti(void)
        uint8_t CurrTxPos = 0;\r
        uint8_t CurrRxPos = 0;\r
 \r
+       /* Write out bytes to transmit until the start of the bytes to receive is met */\r
        while (CurrTxPos < RxStartAddr)\r
        {\r
                if (CurrTxPos < TxBytes)\r
@@ -193,6 +196,7 @@ static void V2Protocol_Command_SPIMulti(void)
                CurrTxPos++;\r
        }\r
 \r
+       /* Transmit remaining bytes with padding as needed, read in response bytes */\r
        while (CurrRxPos < RxBytes)\r
        {\r
                if (CurrTxPos < TxBytes)\r