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IN9004-1
Korzhenevskogo 12, Minsk, 220108, Republic of
Belarus
Fax:
+375 (17) 278 28 22,
Phone: +375 (17) 278 07 11, 212 24 70, 212 24 61,
212 69 16
E-mail: office@bma.by
URL: www.bms.by
When turning power on of the microchip, on completion of the internal test the microchip applies the
message with the reading 0xC6 to the serial interface.
Description of the status register bytes ST1
ST1
Purpose of bits
Bit 0
1
Memory test of programs - Ок
0
Memory test error of programs
Bit 1
1
Test of the external power self-subsistent memory - Ок
0
Test error of the external power self-subsistent memory
Bit 2
0
Tariff 1
0
Tariff 2
1
Tariff 3
1
Tariff 4
Bit3
0
1
0
0
Bit 4
Bit 5
Bit 6
Bit 7
Input logic status Т1
Status of register ST2
ST2
Purpose of bits
Bit 0
Input status DIV_A
Bit 1
Input status DIV_B
Bit 2
Input status Z1
Bit 3
Input status Z2
Bit 4
Input status 1Ph/3Ph
Bit 5
Input status U_L1
Bit 6
Input status U_L2
Bit 7
Input status U_L3
Compliance of bits by command 0xB9 to the LCD additional segments.
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
Bit 0
seg1
S7
S6
S5
S4
S1
S2
S3
S12
seg2
S8
S9
S10
S11
P
I
∆U
∆f
seg3
A
h3
h2
h1
max
V
var
W
seg4
PLN
k3
k2
k1
Hz
L1
L2
L3
seg5
data
:
clock
tg
ϕ
kredit
time
date
seg6
W4
W3
W2
W1
T4
T3
T2
T1
Purpose of the CFG register digits
CFG (bits 7..2 – are not used)
Bit 1
Bit 0
SW4
0
0
Power counter format 0000.000 kW
0
1
Power counter format 0000.000 kW
1
0
Power counter format 00000.00 kW
1
1
Power counter farmat 000000.0 kW
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