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XM7 is an emulator of the FM-7. Hobby personal computer that is equipped with two 6809 "8bitMPU ultimate", FM-7 has emerged as the successor model of the FM-8. After the FM-7 has become a best seller, is continued and extended FM-77 → FM77AV → FM77AV40, making it the series end with a FM77AV40SX released in 1988. XM7 is divided into three systems version up to V1 ~ V3 by emulation model.

v1.1 emulates the FM-7, FM-77L4, and FM-8.
v2.9 emulates the FM-7 and FM-77 AV.
v2.9 V2 emulates the FM-7 and FM-77 AV and reproduces the channel call of the FMTV-151 monitor.
v3.4 emulates the FM-7, FM-77 AV, FM-77 AV 40EX/SX.