DS1050 DALLAS [Dallas Semiconductor], DS1050 Datasheet - Page 11

• Manufacturer Part Number: DS1050
• Description: 5-Bit, Programmable, Pulse-Width Modulator: 1kHz, 5kHz, 10kHz, and 25kHz
• Manufacturer: DALLAS [Dallas Semiconductor]

DS1050 COMMANDS AND PROTOCOL Figure 4
SET SHUT-DOWN MODE
READ PWM DUTY CYCLE
SET PWM DUTY CYCLE
RECALL MODE
(a)
(b)
(d)
(e)
(c)
S
T
A
R
T
S
T
A
R
T
S
T
A
R
T
S
T
A
A
R
T
S
T
A
R
T
S
S
T
A
R
T
S
T
A
R
T
MSB
MSB
MSB
MSB
MSB
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
CONTROL
CONTROL
CONTROL
CONTROL
CONTROL
1
1
1
1
1
BYTE
BYTE
BYTE
BYTE
BYTE
A2
A2
A2
A2
A2
11 of 17
A1
A1
A1
A1
A1
A0
A0
A0
A0
A0
LSB
R/W=0
LSB
R/W=0
LSB
R/W=0
LSB
R/W=0
LSB
R/W=1
0
0
0
0
1
A
C
K
A
C
K
A
C
K
A
C
K
A
C
K
MSB
MSB
MSB
MSB
MSB
0
0
1
1
0
0
0
1
0
0
0
1
0
0
0
DATABYTE
DATABYTE
DATABYTE
DATABYTE
DATABYTE
PWM
PWM
PWM
PWM
PWM
PWM Data
Don't Care
Don't Care
Don't Care
PWM-DATA
LSB
LSB
LSB
LSB
LSB
S
T
O
P
S
T
O
P
S
T
O
P
S
T
O
P
S
T
O
P