Port Descriptions - Xilinx LogiCORE MicroBlaze Product Manual

Port Descriptions

The I/O ports and signals for MicroBlaze MCS are listed and described in
Table 2-3: MicroBlaze MCS Signals
Port Name
Clk
Reset
Trace_Valid_Instr
Trace_Instruction
Trace_PC
Trace_Reg_Write
Trace_Reg_Addr
Trace_MSR_Reg
Trace_New_Reg_Value
Trace_Jump_Taken
Trace_Delay_Slot
Trace_Data_AccessT
Trace_Data_Address
Trace_Data_Write_Value
Trace_Data_Byte_Enable
Trace_Data_Read
Trace_Data_Write
IO_Addr_Strobe
IO_Read_Strobe
IO_Write_Strobe
IO_Address
IO_Byte_Enable
IO_Write_Data
IO_Read_Data
IO_Ready
MicroBlaze Micro Controller System v1.3
PG048 December 18, 2012
MSB:LSB
System Signals
MicroBlaze Signals
0:31
0:31
0:4
0:14
0:31
0:31
0:31
0:3
I/O Bus Signals
31:0
3:0
31:0
31:0
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Chapter 2: Product Specification
I/O Description
I System clock
I System reset
O Valid instruction on trace port
O Instruction code
O Program counter
O Instruction writes to the register file
O Destination register address
O Machine status register
O Destination register update value
O Branch instruction evaluated TRUE (taken)
O Instruction is in delay slot of a taken branch
O Valid D-side memory access
O Address for D-side memory access
O Value for D-side memory write access
O Byte enables for D-side memory access
O D-side memory access is a read
O D-side memory access is a write
O Address strobe signals valid I/O Bus output
signals
O I/O Bus access is a read
O I/O Bus access is a write
O Address for access
O Byte enables for access
O Data to write for I/O Bus write access
I Read data for I/O Bus read access
I Ready handshake to end I/O Bus access
Table 2-3.
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