Author: jaguarondi
Date: 2008-06-30 16:26:38 +0200 (Mon, 30 Jun 2008)
New Revision: 1283
Modified:
firmware/rf/trunk/device.c
firmware/rf/trunk/init.c
firmware/rf/trunk/rf_ctrl.c
Log:
* Added some comments for future work.
Modified: firmware/rf/trunk/device.c
===================================================================
--- firmware/rf/trunk/device.c 2008-06-30 09:47:23 UTC (rev 1282)
+++ firmware/rf/trunk/device.c 2008-06-30 14:26:38 UTC (rev 1283)
@@ -110,7 +110,7 @@
// 6 - 7 -> Sync *
// 8 - 11 -> SOF *
// 12 -> LEN *
-// 13 -> Command
*
+// 13 -> Command *
// 14 - 30 -> Payload *
// 31 -> Checksum *
//*****************************************************************************
@@ -121,6 +121,7 @@
volatile uint16_t _count=0;
for (;_count<0xFFFF; _count++);
if (!(PIND & 0x40)) /* if head is pushed at startup */
+ /* TODO change to a rjump to 0x0F0A */
asm volatile ("rjmp bootloader" ::); /* jump to bootloader */
#elif defined(_MASTER)
if (!(PINB & 0x04)) /* if SPI_SS is cleared at startup */
Modified: firmware/rf/trunk/init.c
===================================================================
--- firmware/rf/trunk/init.c 2008-06-30 09:47:23 UTC (rev 1282)
+++ firmware/rf/trunk/init.c 2008-06-30 14:26:38 UTC (rev 1283)
@@ -137,6 +137,7 @@
rf_buffer_tx[6] = rf_buffer_tx[7] = 0xFF ^ SCRAMBLE_BYTE;
//Default setup of the rf_buffer_tx//
/* XXX to be cleaned */
+ /* TODO sof_ary can be a pointer to rf_buffer_tx[8] */
sof_ary[0] = TRX_CHANNEL;
sof_ary[1] = 0x56;
sof_ary[2] = 0xFF;
@@ -146,7 +147,7 @@
rf_buffer_tx[10]=sof_ary[2];
rf_buffer_tx[11]=sof_ary[3];
- //generate dummy packet
+ /* TODO increase the frame size to add the previosu audio data */
rf_buffer_tx[12]=52; /* Number of bytes from here */
rf_buffer_tx[13]=0x55;
rf_buffer_tx[14]=0x55;
@@ -199,10 +200,6 @@
rf_buffer_tx[61]=0x55;
rf_buffer_tx[62]=0x55;
rf_buffer_tx[63]=0x34; /* Parity checksum manually calculated */
-
- /*uint8_t i;*/
- /*for (i=13; i<63; i++)*/
- /*rf_buffer_tx[i] = 0x01;//1<<(i&7);*/
}
Modified: firmware/rf/trunk/rf_ctrl.c
===================================================================
--- firmware/rf/trunk/rf_ctrl.c 2008-06-30 09:47:23 UTC (rev 1282)
+++ firmware/rf/trunk/rf_ctrl.c 2008-06-30 14:26:38 UTC (rev 1283)
@@ -155,6 +155,7 @@
/* Request a SPI communication. */
/* XXX Should check here whether we're connected or not */
if (rf_status)
+ /* XXX I think we don't need this 'if' anymore */
{
spi_request();
}
@@ -428,6 +429,7 @@
/* Last data buffered. */
if(tmp == rf_buffer_tx[12] + 11)
{
+ /* TODO this can be moved out of the if/else */
UDR0 = rf_buffer_tx[tmp] ^ SCRAMBLE_BYTE;
//UDR0 = (0-checksum_tx) ^ SCRAMBLE_BYTE;
/* Enable USART Transmit complete interrupt (SIG_USART_TRANS) and
-------------------------------------------------------------------------
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