MC6801 vs. TMP76C75T

Differences between the MC6801 and TMP76C75T

Instructions

• Special Y-Indexed instructions (two-byte opcodes, some Y++/Y+=2)

• OIM and AIM (Or-In-Memory/And-In-Memory)

• DIVision instructions

  • See:

pagexDIV

Hardware

• MC6801: 1x 16-bit timer, TMP76C75T: 1x timer (just like the MC6801's) that works two Output Compare and Input Capture, with an additional timer that is widely undocumented (different than the MC8601's)

• An additional index register: Y

• Additional Ports (port 5 and port 6)

• A/D Converter