Changeset 10697 for firmware/FSC/src/w5100_spi_interface.c

Timestamp:

05/13/11 11:48:49 (14 years ago)

Author:

neise

Message:

 

File:

• firmware/FSC/src/w5100_spi_interface.c (modified) (6 diffs)

firmware/FSC/src/w5100_spi_interface.c

@@ -59 +59 @@
 void w5100_write( U16 addr, U08 data)
 {
+        // setup the SPI interface according to W5100 specs.
+        // This is needed, because AD7719 has different SPI specs.
+        spi_setup_w5100();      
+
 spi_write_buffer[0]=0xF0;
 spi_write_buffer[1]=(U08)(addr>>8);
@@ -70 +74 @@
 U08 w5100_read( U16 addr)
 {
+        // setup the SPI interface according to W5100 specs.
+        // This is needed, because AD7719 has different SPI specs.
+        spi_setup_w5100();      
+
 spi_write_buffer[0]=0x0F;
 spi_write_buffer[1]=(U08)(addr>>8);
@@ -244 +252 @@
         U16 offset = last_RX_read_pointer & S0_RX_MASK;
         U16 start_address =  S0_RX_BASE + offset;
-        
-        usart_write_str("last_read_pointer:");
-        usart_write_U16_hex(last_RX_read_pointer);
-        usart_write_str("\noffset:");
-        usart_write_U16_hex(offset);
-        usart_write_str("\nstart_address:");
-        usart_write_U16_hex(start_address);
-        usart_write_char('\n');
 
         if ((offset + NumBytes) > (S0_RX_MASK + 1) )  // if data is turned over in RX-mem
@@ -299 +299 @@
 
 // returns number of words, transmitted into TX - buffer.
-U08 w5100_set_TX(U08 NumBytes) {
+U16 w5100_set_TX(U08* string, U16 NumBytes) {
         U16 freesize = get_S0_TX_FSR();
         if (freesize == 0)
@@ -334 +334 @@
                 for (U08 i = 0; i < upper_size; ++i)
                 {
-                        w5100_write(start_address + i, eth_write_buffer[i]);
+                        w5100_write(start_address + i, string[i]);
                 }
                 for (U08 i = 0; i < lower_size; ++i)
                 {
-                        w5100_write(S0_RX_BASE + i, eth_write_buffer[upper_size+i]);
+                        w5100_write(S0_RX_BASE + i, string[upper_size+i]);
                 }
         }
@@ -345 +345 @@
                 for (U08 i = 0; i < NumBytes; ++i)
                 {
-                        w5100_write(start_address + i, eth_write_buffer[i]);
+                        w5100_write(start_address + i, string[i]);
                 }
         }