2
romContent
Width
7
EEPROM
AddrBits
15
isProgramMemory
true
Label
MEM_ROM
Bits
16
Data
4014,2a00,6019,13*8000,7e,1a,1a,1a,8000,e000,e001,e002,e800,f800
,4855,f000,4017,2000,4200,3008,6000,6001,f840,4422,2480,4220,3088
,1488,4248,3088,1488,4245,3088,1488,424c,3088,1488,424c,3088,1488
,424f,3088,1488,4220,3088,1488,4243,3088,1488,424f,3088,1488,4252
,3088,1488,4245,3088,1488,4243,3088,1488,4241,3088,1488,424d,3088
,1488,4250,3088,1488,14b5,1488,14b7,4220,3088,1488,4242,3088,1488
,4259,3088,1488,4220,3088,1488,424a,3088,1488,4241,3088,1488,424e
,3088,1488,14b5,1488,14b7,14b5,1488,14b7,4220,3088,1488,423e,3088
,1488,4220,3088,1488,4017,2000,4201,3008,61ff,3140,1b48,3148,1b48
,4016,2000,2000,4215,2240,3080,1488,1029,1029,8401,600c,14b5,1488
,14b7,4220,3088,1488,423e,3088,1488,4220,3088,1488,3148,1b48,3140
,1b48,e000
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