cease_fire
Junior Member level 1
hi,
i have built a programmable mc circuit using at89c51 and i am using hyperterminal to interface it with pc,but i am not getting any success(.i have uploaded the ckt diag).
i have made following changes to the ckt.
1>in db9f i hadnt connected 6 to 4 and 7 to 8.
2>in max 232 i took all cap values 10uf(is it correct or i shud use 1uf and should all the cap vltg must be 25v)
3>in mc i have taken the cap value 33pf at xtal1 xtal2.
how should i know that my mc is connected using hyperterminal as i get no response there.evn
i have built a programmable mc circuit using at89c51 and i am using hyperterminal to interface it with pc,but i am not getting any success(.i have uploaded the ckt diag).
i have made following changes to the ckt.
1>in db9f i hadnt connected 6 to 4 and 7 to 8.
2>in max 232 i took all cap values 10uf(is it correct or i shud use 1uf and should all the cap vltg must be 25v)
3>in mc i have taken the cap value 33pf at xtal1 xtal2.
how should i know that my mc is connected using hyperterminal as i get no response there.evn