URL https://opencores.org/ocsvn/8051/8051/trunk

Subversion Repositories 8051

[/] [8051/] [trunk/] [rtl/] [verilog/] [oc8051_defines.v] - Diff between revs 2 and 9

Rev 2	Rev 9
Line 334...	Line 334...
`define OC8051_PIS_I16 2'b11 // 16 bit immediate	`define OC8051_PIS_I16 2'b11 // 16 bit immediate

`//`	`//`
`// compare source select`	`// compare source select`
`//`	`//`
`define OC8051_CSS_AZ 3'b000 // eq = accumulator == zero	`define OC8051_CSS_AZ 2'b00 // eq = accumulator == zero
`define OC8051_CSS_AR 3'b001 // eq = accumulator == ram	`define OC8051_CSS_DES 2'b01 // eq = destination == zero
`define OC8051_CSS_AC 3'b010 // eq = accumulator == constant	`define OC8051_CSS_CY 2'b10 // eq = cy
`define OC8051_CSS_CR 3'b011 // eq = constant == ram	`define OC8051_CSS_BIT 2'b11 // eq = b_in
`define OC8051_CSS_DES 3'b100 // eq = destination == zero	`define OC8051_CSS_DC 2'b00 // don't care
`define OC8051_CSS_CY 3'b101 // eq = cy
`define OC8051_CSS_BIT 3'b110 // eq = b_in
`define OC8051_CSS_DC 3'b000 // don't care


`//`	`//`
`// pc Write`	`// pc Write`
`//`	`//`