參數(shù)資料
型號: MCIMX514AJM6C
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: SPECIALTY MICROPROCESSOR CIRCUIT, PBGA529
封裝: 19 X 19 MM, 0.8 MM PITCH, ROHS COMPLIANT, BGA-529
文件頁數(shù): 14/172頁
文件大?。?/td> 2218K
代理商: MCIMX514AJM6C
i.MX51A Automotive and Infotainment Applications Processors, Rev. 4
110
Freescale Semiconductor
Electrical Characteristics
4.7.9
1-Wire Timing Parameters
Figure 67 depicts the RPP timing and Table 86 lists the RPP timing parameters.
Figure 67. Reset and Presence Pulses (RPP) Timing Diagram
Figure 68 depicts Write 0 Sequence timing, and Table 87 lists the timing parameters.
Figure 68. Write 0 Sequence Timing Diagram
15Display RS down time
DISP_CS_DOWN is predefined in REGISTER.
Table 86. RPP Sequence Delay Comparisons Timing Parameters
ID
Parameters
Symbol
Min
Typ
Max
Unit
OW1
Reset Time Low
tRSTL
480
511
s
OW2
Presence Detect High
tPDH
15
60
s
OW3
Presence Detect Low
tPDL
60
240
s
OW4
Reset Time High
tRSTH
480
512
s
Table 87. WR0 Sequence Timing Parameters
ID
Parameter
Symbol
Min
Typ
Max
Unit
OW5
Write 0 Low Time
tWR0_low
60
100
120
s
OW6
Transmission Time Slot
tSLOT
OW5
117
120
s
Tdicdcs
T
DI_CLK
ce il
×
()
DISP_CS_DOWN_#
DI_CLK_PERIOD
------------------------------------------------------
=
One-Wire bus
DS2502 Tx
“Presence Pulse”
(BATT_LINE)
1-WIRE Tx
“Reset Pulse”
OW1
OW2
OW3
OW4
OW5
OW6
One-Wire bus
(BATT_LINE)
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