APPLICATION NOTE
HAL1820, HAL24xy, HAL28xy, HAL36xy, HAL38xy
Application Board HAL-APB V1.x
Micronas
Oct. 8, 2012; APN000055_003EN
25
8.2.
Command Structures of Protocol
V
SUP
-Pin
C
O
M2
C
OM
1
C
OM
0
ADR3ADR2ADR1
ADR0
SY
N
C
par
ity
DA
T1
5
DA
T1
4
DA
T1
3
DA
T1
2
DA
T1
1
DA
T1
0
DA
T9
DA
T8
DA
T7
D
AT
6
DA
T5
DA
T4
DA
T3
DA
T2
DA
T1
DA
T0
CRC3
C
RC2
CRC1
OUT-Pin
dumm
y 0
ADR4
du
m
my
0
CO
M
2
CO
M1
CO
M0
ADR3ADR2
ADR1
ADR0
SYNC
pa
rit
y
D
AT1
5
D
AT
14
DA
T13
D
AT
12
DA
T1
1
DA
T1
0
DA
T9
D
AT
8
DA
T7
DA
T6
D
AT
5
D
AT
4
D
AT
3
DA
T2
DA
T1
D
AT
0
C
RC3
CRC2
CRC1
CRC0
ADR4
AC
K
1)
Write
READ
command
V
SUP
-Pin
OUT-Pin
Communication via V
SUP
-Pin (Biphase-In = V
SUP
-Pin / Biphase-Out = OUT-Pin)
command
CRC0
AC
K
2)
B
Detail B
OUT-Pin
t
ACK
t
space
t
space
Analog Output
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 Output
A
Detail A
V
SUPL
V
SUPH
2)
2nd Acknowledge only if the NVPROG register is written and the erasing or programming was successful
Detail B
OUT-Pin
t
prog
t
ACK
t
ACK
t
space
t
space
Analog Output
1)
One Acknowledge if a register is written (except the NVPROG register)
