The CON FI GU RA TI ON VA RIA BLES (CV’s)
:
The Zimo CV’s are in full com pli an ce with the NMRA DCC Re com men ded Prac ti ces
RP-9.2.2.
Function Decoder MX68
Page 3
CV Name Range Default Description
# 29
Con fi gu ra ti on data
Bit = 0, = 1
Bit 0: va lue 0 or 1
Bit 1: va lue 0 or 2
Bit 2: va lue 0 or 4
Bit 3: va lue 0 or 8
Bit 4: va lue 0 or 16 Bit
5: va lue 0 or 32 Bit 6:
va lue 0 or 64 Bit 7: va -
lue 0 or 128
0, 1,
32 or
33
0
Bit 0 - De co der (train) di rec ti on:
0 = nor mal, 1 =reversed
Bit 5 - De co der ad dress:
0 = pri ma ry ad dress CV # 1,
1 = ex ten ded ad dress CV
#17+18
Va lue mea ning
0 nor mal di rec ti on with short ad dress
1 reversed di rec ti on with short address
32 nor mal di rec ti on with long address
33 re ver sed di rec ti on with long ad -
dress
Bits 1, 2, 3, 4, 6, 7 are always 0 !
# 33
- 41
Functi on mapping
# 33 F0 front
# 34 F0 rear
# 35 F1
# 36 F2
# 37 F3
# 38 F4
# 39 F5
# 40 F6
# 41 F7
1
2
4
8
4
8
16
32
64
0
Functi on map ping ac cor ding to
NMRA. Also see tab le on page 5.
# 33 - 41 = 0: Out puts are set to F0 - F4
by de fault, functi on keys 1 to 5 on Zimo
MX2 cab.
He ad lights are con trol led by di rec ti on
and F0 (Zimo cab key 1 or L)
# 60
Dimming
0 - 255
0
The vol ta ge can be re du ced by PWM
at any functi on out put. This al lows the
use of low vol ta ge bulbs,
Example:
# 60 = 0 or 255 full vol ta ge
# 60 = 170: 66% of track vol ta ge
# 60 = 204: 80 % of track voltage
# 61
Dim ming mask
Cal cu la te bit values
as in CV #29
0-63
0
Bit 0 to 5 for one functi on out put each
(Bit 0 - front headlight, Bit 1 rear he ad -
light etc.).
Bit value: 0= dim med to va lue in CV #60.
Bit value: 1= out put not dim med.
# 1
Pri ma ry (short)
ad dress
1 - 127
3
Short (1-byte) pri ma ry ad dress; is ac ti ve
when Bit 5 in CV # 29 is clea red.(=0)
# 3
Ac ce le ra ti on
rate
0 - 255
0
Only re le vant for di rec ti on de pen dent F0
functi ons.
Mul ti plied by 0.9 equals ac ce le ra ti on time
in se conds from stop to full speed.
# 4
De ce le ra ti on
rate
0 - 255
0
Only re le vant for di rec ti on de pen dent F0
functi ons.
Mul ti plied by 0.9 equals deceleration time
in se conds from full speed to complete
stop.
# 7
Ver si on
Read only
Dis plays deco der and Soft wa re ver si on.
# 8
Ma nu fac tu rer ID
and hard
re set
Read only
145
NMRA as sig ned ma nu fac tu rer ID;
Zimo is 145.
En ter 8 to initiate hard re set.
#17+18
Ex ten ded (long)
ad dress
128 -
10239
0
Long 5 di git pri ma ry ad dress.
This ad dress is only ac tive when Bit 5 in CV
#29 is on. Ot her wi se ad dress en te red in CV
#1 is ac ti ve.
# 19
Con sist
ad dress
0 - 127
0
By wri ting an ad dress to CV #19 this loco
and/or de co der be co mes part of the en te -
red con sist address. All de co ders in that
con sist will re spond to that con sists’ com -
mands si mul ta ne ous ly. It will igno re all
pri ma ry ad dress com mands whi le part of
a con sist.
The MX1 & MX2 of fer easy con sist se -
tup. See chap ter 6 of the MX2 ma nu al.
CV Name Range Default Description
