[J-Uart]

- use LSB first for UART
- Uart_wb: added generic for default baudrate and fifo depth

git-svn-id: http://moon:8086/svn/vhdl/trunk@1358 cc03376c-175c-47c8-b038-4cd826a8556b

lib/uart/uart.vhd

@@ -7,6 +7,10 @@ USE WORK.uart_types.all;
 
 ------------------------------------------------------------------------------------
 ENTITY uart IS
+	Generic 
+	(
+		fifo_depth_bits	: integer := 4
+	);
 	Port
 	(
 		clk			: in  STD_LOGIC;
@@ -55,6 +59,10 @@ begin
 end process;
 
 inst_uart_tx : entity work.uart_tx
+	GENERIC MAP 
+	(
+		fifo_depth_bits	=> fifo_depth_bits
+	)
 	PORT MAP
 	(
 		rst					=> rst,
@@ -70,6 +78,10 @@ inst_uart_tx : entity work.uart_tx
 	);
 
 inst_uart_rx : entity work.uart_rx
+	GENERIC MAP 
+	(
+		fifo_depth_bits	=> fifo_depth_bits
+	)
 	PORT MAP
 	(
 		rst					=> rst,