參數(shù)資料
型號(hào): DS1962
廠商: Maxim Integrated Products, Inc.
英文描述: 1K-Bit Monetary iButton(1K位貨幣按鈕)
中文描述: 1K位貨幣iButton的(每1000位貨幣按鈕)
文件頁數(shù): 15/22頁
文件大小: 147K
代理商: DS1962
DS1962/DS1963
020698 15/22
ROM FUNCTIONS FLOW CHART
Figure 9 (First Part)
N
Y
Y
Y
DS196X TX
PRESENCE
PULSE
33H
READ ROM
COMMAND
55H
MATCH ROM
COMMAND
F0H
SEARCH ROM
COMMAND
CCH
SKIP ROM
COMMAND
DS196X TX
FAMILY CODE
1 BYTE
BIT 0
MATCH
BIT 0
MATCH
BIT 1
MATCH
BIT 1
MATCH
BIT 63
MATCH
BIT 63
MATCH
Y
DS196X TX
SERIAL NUMBER
6 BYTES
DS196X TX
CRC BYTE
N
N
N
Y
Y
Y
N
N
Y
N
N
Y
Y
DS196X TX BIT 0
DS196X TX BIT 0
DS196X TX BIT 1
DS196X TX BIT 1
DS196X TX BIT 63
DS196X TX BIT 63
MASTER TX BIT 1
MASTER TX
BIT 0
MASTER TX BIT 0
MASTER TX BIT 1
MASTER TX BIT 63
MASTER TX BIT 63
MASTER TX
RESET PULSE
MASTER TX ROM
FUNCTION COMMAND
N
N
SHORT
RESET
PULSE
OD=0
N
Y
1) TO BE TRANSMITTED OR RECEIVED AT OVERDRIVE
SPEED IF OD=1
2) THE PRESENCE PULSE WILL BE SHORT IF OD=1
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
2)
FROM FIGURE 9 SECOND PART
TO FIGURE 9
TO FIGURE 9
FROM FIGURE 9
SECOND PART
1)
FROM MEMORY FUNCITONS
FLOW CHART (FIGURE 7)
TO MEMORY FUNCTIONS FLOW
CHART (FIGURE 7)
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