DS1961S-F3 Maxim Integrated Products, DS1961S-F3 Datasheet - Page 16

• Manufacturer Part Number: DS1961S-F3
• Description: IBUTTON EEPROM 1KBit SHA-1 2CAN
• Manufacturer: Maxim Integrated Products
• Series: iButton®r

Specifications of DS1961S-F3

• Rohs Information: IButton RoHS Compliance Plan
• Memory Size: 128B
• Memory Type: EEPROM
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Figure 7-7. MEMORY AND SHA FUNCTIONS FLOW CHART (continued)
From Figure 7
To Figure 7
6th Part
6th Part
Bus Master
TX Reset ?
RX “1”s
Master
Y
The Flag is Set Only if
Target Address is £ 7Fh.
DS1961S Sets EN_LFS = 0
N
N
TA1 (T7:T0), TA2 (T15:T8)
Refresh Scratch-
Bus Master TX
Address
< 90h ?
pad ?
A3h
Bus Master
Byte Counter
RX “1”s
Increments
Y
DS1961S
N
Y
Bytes as They Were Sent by
of Command, Address, Data
16 of 36
DS1961S Loads Memory
Master TX Data Byte;
N
N
DS1961S TX CRC16
DS1961S Sets Scratch-
Byte to Scratchpad
pad Byte Counter = 0,
Sets T2:T0 = 0, 0, 0,
Sets E2:E0 = 1, 1, 1
the Bus Master
Clears PF, AA,
Byte Counter
EN_LFS = 1
TX Reset ?
TX Reset ?
Master
Master
= 7 ?
N
Y
Y
Y
Partial
Byte ?
PF = 1
From Figure 7
To Figure 7
Y
8th Part
8th Part
Note:
See the Refresh
Scratchpad
Description for
Additional
Information.
N