Motherboards Compared

SC114SC130SC126
Performance
CPUZ80Z180Z180
Clock (MHz)7.372818.43218.432
RAM (kB)128512512
ROM (kB)32512512 x 2
BusSC114SC130SC126
TypeRC40RC40BP80
Slots423
ModularYesYesYes
StorageSC114SC130SC126
CF cardOptionOptionOption
SD cardNoYesYes
FirmwareSC114SC130SC126
RomWBWNoYesYes
SCMYesOptionYes
SoftwareSC114SC130SC126
CP/MOptionYesYes
SerialSC114SC130SC126
Ports122
TypeBit-bangUARTUART
I2CSC114SC130SC126
Ports001
Typen/an/aBit-bang
SPISC114SC130SC126
Ports012
Typen/aHardwareHardware
RTCSC114SC130SC126
DS1302OptionOptionYes
AssemblySC114SC130SC126
TimeLowMediumHigh
ComplexityLowMediumHigh

Homebrew 8-bit retro computing