MCIMX53-START Freescale Semiconductor, MCIMX53-START Datasheet - Page 140
![KIT DEVELOPMENT I.MX53](/photos/39/51/395134/4751369_sml.jpg)
MCIMX53-START
Manufacturer Part Number
MCIMX53-START
Description
KIT DEVELOPMENT I.MX53
Manufacturer
Freescale Semiconductor
Series
i.MX53r
Type
MCUr
Datasheets
1.MCIMX53-START.pdf
(2 pages)
2.MCIMX53-START.pdf
(180 pages)
3.MCIMX53-START.pdf
(204 pages)
Specifications of MCIMX53-START
Contents
Board
Silicon Manufacturer
Freescale
Core Architecture
ARM
Core Sub-architecture
Cortex - A8
Silicon Core Number
I.MX5
Silicon Family Name
I.MX53
Peak Reflow Compatible (260 C)
Yes
Rohs Compliant
Yes
Leaded Process Compatible
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With/related Products
i.MX53
Lead Free Status / Rohs Status
Supplier Unconfirmed
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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Electrical Characteristics
4.7.18.3
The following subsections give the UART transmit and receive timings in IrDA mode.
4.7.18.3.3
Figure 91
the transmit timing characteristics.
4.7.18.3.4
Figure 92
receive timing characteristics.
140
F
T
(output)
ref_clk
baud_rate
(input)
UA3
UA4
UA5
UA6
RXD
TXD
ID
ID
: The period of UART reference clock ref_clk (ipg_perclk after RFDIV divider).
: Baud rate frequency. The maximum baud rate the UART can support is (ipg_perclk frequency)/16.
depicts the UART IrDA mode receive timing, with 8 data bit/1 stop bit format.
depicts the UART IrDA mode transmit timing, with 8 data bit/1 stop bit format.
Receive Bit Time
Receive IR Pulse Duration
UART IrDA Mode Timing
Start
Start
Bit
Bit
UART IrDA Mode Transmitter
UART IrDA Mode Receiver
Transmit Bit Time in IrDA mode
UA3
UA5
Transmit IR Pulse Duration
i.MX53xA Automotive and Infotainment Applications Processors, Rev. 1
Bit 0
Bit 0
1
Parameter
Parameter
Figure 91. UART IrDA Mode Transmit Timing Diagram
Figure 92. UART IrDA Mode Receive Timing Diagram
in IrDA mode
Table 89. IrDA Mode Transmit Timing Parameters
Table 90. IrDA Mode Receive Timing Parameters
Bit 1
Bit 1
Bit 2
Bit 2
UA3
UA5
Bit 3
Bit 3
Symbol
t
Symbol
t
TIRpulse
RIRpulse
t
t
TIRbit
RIRbit
Bit 4
Bit 4
(3/16)*(1/F
1/(16*F
1/F
1/F
UA4
UA6
baud_rate
Bit 5
– T
Bit 5
1.41 us
baud_rate
T
ref_clk
Min
Min
ref_clk
baud_rate
baud_rate
2
2
1
Bit 6
Bit 6
–
–
)
)
(3/16)*(1/F
(5/16)*(1/F
1/F
1/(16*F
1/F
Bit 7
Bit 7
baud_rate
Freescale Semiconductor
baud_rate
UA3
UA5
T
Max
Max
ref_clk
baud_rate
Table 90
baud_rate
baud_rate
Possible
Possible
+ T
Parity
Parity
Table 89
Bit
Bit
+
ref_clk
)
UA3
UA5
) +
)
lists the
STOP
STOP
Units
Units
BIT
BIT
lists
—
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