2
romContent
Width
7
EEPROM
AddrBits
15
isProgramMemory
true
Label
MEM_ROM
Bits
16
Data
4014,2c00,6029,13*8000,1c,1a,1a,1a,8000,e000,e001,e002,e800,f800
,4855,f000,3180,1d88,3188,1d88,4016,2000,2000,4215,2240,3040,1800
,3188,1d88,3180,1d88,e000,4017,2000,4200,3008,6017,0,0,f800,48
,f801,45,f802,4c,f803,f804,4f,0,3008,1d89,2f80,51c0,4017,2000
,4201,3008,1d89,2f80,51c0,4000,3180,1d88,4041,3180,1d88,1d89,2180
,9e00,1fe0,31b8,1d88,5000,1d89,2180,4000,3180,1d88,403d,3180,1d88
,4033,2000,3180,1d88,4034,2000,3180,1d88,1d89,2380,1d89,2180,1d89
,2580,9e00,1fe0,31b8,1d88,5080,1d89,2180,4000,3180,1d88,403d,3180
,1d88,4035,2000,3180,1d88,4036,2000,3180,1d88,1d89,2380,1d89,2180
,1d89,2580,9e00,1fe0,31b8,1d88,5080,1d89,2180,4000,3180,1d88,403d
,3180,1d88,4037,2000,3180,1d88,4038,2000,3180,1d88,1d89,2380,1d89
,2180,1d89,2580,9e00,1fe0,31b8,1d88,5080,1d89,2180,4000,3180,1d88
,403d,3180,1d88,4039,2000,3180,1d88,4038,2000,3180,1d88,1d89,2380
,1d89,2180,1d89,2580,9e00,1fe0,31b8,1d88,5080,1d89,2180,4000,3180
,1d88,403d,3180,1d88,403a,2000,3180,1d88,403b,2000,3180,1d88,1d89
,2380,1d89,2180,1d89,2580,9e00,1fe0,31b8,1d88,5080,1d89,2180,403c
,2000,3180,1d88,61ff
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