APPLICATION NOTE
HAL1820, HAL24xy, HAL28xy, HAL36xy, HAL38xy
Application Board HAL-APB V1.x
Micronas
Oct. 8, 2012; APN000055_003EN
51
12.2.
Command Structure of Protocol for communication via
V
SUP
V
SUP
-Pin
COM
2
COM
1
COM
0
ADR3
A
D
R2
ADR1
A
DR
0
S
Y
NC
pa
rity
D
AT
15
D
AT
14
D
AT
13
D
AT
12
D
AT
11
D
AT
10
DA
T9
DA
T8
DA
T7
DA
T6
DA
T5
DA
T4
DA
T3
D
AT
2
DA
T1
DA
T0
CRC3
CRC2
CRC1
OUT-Pin
du
m
m
y 0
A
D
R4
du
m
my
0
CO
M
2
CO
M1
CO
M0
A
DR3
A
D
R2
A
D
R1
ADR0
S
YNC
pa
rit
y
DA
T1
5
D
AT
14
D
AT
13
D
AT
12
D
AT
11
D
AT
10
DA
T9
D
AT
8
D
AT7
D
AT
6
D
AT
5
D
AT
4
D
AT
3
DA
T2
D
AT
1
D
AT
0
CRC3
CRC2
CRC1
CRC0
ADR4
AC
K
WRITE
READ
command
V
SUP
-Pin
OUT-Pin
Communication via V
SUP
-Pin (Biphase-In = V
SUP
/ Biphase-Out = OUT-Pin)
command
CRC0
AC
K
B
Detail B
OUT-Pin
t
prog
t
ACK
t
ACK
t
space
t
space
analog or digital output
command structure
COM: command bit
ADR: address bit
parity: command and address check bit
SYNC: start bit (always 0)
DAT:
data bit
CRC: CRC bit
dummy: dummy bit (always 0)
ACK: acknowledge
: analog or digital output
A
Detail A
V
SUPL
V
SUPH
V
SUP
-Pin
