2 romContent Width 7 EEPROM AddrBits 15 isProgramMemory true Label MEM_ROM Bits 16 Data 4014,2a00,6029,13*8000,1c,1a,1a,1a,8000,e000,e001,e002,e800,f800 ,4855,f000,3140,1b48,3148,1b48,4016,2000,2000,4215,2240,3040,1800 ,3148,1b48,3140,1b48,e000,4017,2000,4200,3008,6000,6001,f840,4032 ,2000,4200,3008,1008,4208,3008,1008,4205,3008,1008,420c,3008,1008 ,420c,3008,1008,420f,3008,1008,4200,3008,1008,4203,3008,1008,420f ,3008,1008,4212,3008,1008,4205,3008,1008,4203,3008,1008,4201,3008 ,1008,420d,3008,1008,4210,3008,1008,6001,f880,4063,2000,4200,3008 ,1008,4202,3008,1008,4219,3008,1008,4200,3008,1008,420a,3008,1008 ,4201,3008,1008,420e,3008,1008,4017,2000,4201,3008,61ff Ground rotation VDD rotation VDD rotation In Description Address Label ADDR Bits 16 Splitter Input Splitting 16 Output Splitting 13,1,1,1 atk16_mem_mux.dig Splitter Input Splitting 13,1,1 Output Splitting 15 Splitter Input Splitting 1,1 Output Splitting 2 Demultiplexer Selector Bits 2 Bits 15 Probe Label ROM_OUT Driver Bits 16 flipSelPos true Demultiplexer Selector Bits 2 flipSelPos true Tunnel NetName RAM_IE In Description Data bus Label DBUS Bits 16 isHighZ true Tunnel NetName CLK RAMDualPort AddrBits 15 Label MEM_RAM Bits 16 VDD rotation Tunnel rotation NetName CLK Tunnel rotation NetName RAM_IE Tunnel rotation NetName DBUS Probe Label RAM_OUT Driver Bits 16 In Description Clock Label CLK Out Description Memory-mapped I/O word input enable Label MMIO_IE Out Description Memory-mapped I/O word output enable Label MMIO_OE Tunnel NetName MMIO_S Testcase Testdata CLK ADDR MEM_IE MEM_OE DBUS DBUS_out # read ROM program(0xFF) C 0x0 0 1 Z 0xFF # read RAM memory MEM_RAM(0x0)=0x55; C 0 0 0 Z X C 0x8000 0 1 Z 0x55 # write to RAM C 0x8000 1 0 0xAA 0xAA C 0x8000 0 1 Z 0xAA In Description Memory input enable Label MEM_IE In Description Memory output enable Label MEM_OE And rotation Tunnel NetName RAM_OE Tunnel NetName MEM_OE Tunnel NetName MEM_OE Tunnel NetName DBUS And rotation Tunnel NetName ROM_OE Tunnel NetName MEM_OE Tunnel NetName DBUS Tunnel NetName DBUS Decoder Selector Bits 2 flipSelPos true Tunnel NetName ROM_OE Tunnel NetName RAM_OE Tunnel NetName MMIO_OE Tunnel NetName MMIO_IE And Tunnel rotation NetName MEM_OE Tunnel rotation NetName MMIO_OE And Tunnel rotation NetName MEM_IE Tunnel rotation NetName MMIO_IE Out Description Memory-mapped I/O word selector Label MMIO_S Bits 13 Tunnel rotation NetName MMIO_S Tunnel NetName MEM_IE