DS2413 Maxim, DS2413 Datasheet - Page 7

• Manufacturer Part Number: DS2413
• Description: The DS2413 is a dual-channel programmable I/O 1-Wire® chip
• Manufacturer: Maxim

Figure 6. PIO Function Flow Chart
Note 1)
See the command
description for the
exact timing of the
PIO pin sampling
and updating.
Bus Master TX Memory
Function Command
DS2413 Samples
Bus Master RX
PIO Pin Status
PIO Pin Status
PIO Access
TX Reset?
Read?
Master
F5h
Y
Y
Y
N
1)
N
Flow Chart (Figure 10)
To ROM Functions
7 of 18
Flow Chart (Figure 10)
From ROM Functions
N
PIO Output Data Byte
Bus Master TX new
PIO Output Latch
Confirmation AAh
DS2413 Samples
DS2413 Updates
inverted new PIO
Output Data Byte
Bus Master RX
Bus Master RX
PIO Pin Status
PIO Pin Status
Bus Master TX
Transmission
PIO Access
TX Reset?
Master
Write?
OK?
5Ah
Y
Y
Y
N
1)
1)
N
Bus Master
TX Reset?
RX “1”s
Master
Y
N