IAR-KSK-IMX25 Freescale Semiconductor, IAR-KSK-IMX25 Datasheet - Page 99

• Manufacturer Part Number: IAR-KSK-IMX25
• Description: KIT DEVELOPMENT I.MX257, ARM926
• Manufacturer: Freescale Semiconductor
• Series: i.MX25r
• Type: MCUr

Specifications of IAR-KSK-IMX25

• Contents: Board, Cables, CD, Debugger, Power Supply
• Processor To Be Evaluated: I.MX257
• Processor Series: i.MX25
• Data Bus Width: 16 bit
• Interface Type: UART, JTAG, USB, Ethernet, SD/MMC
• Core: ARM926EJ-S
• Silicon Manufacturer: Freescale
• Core Architecture: ARM
• Core Sub-architecture: ARM9
• Silicon Core Number: I.MX2
• Silicon Family Name: I.MX25
• Mcu Supported Families: I.MX25
• For Use With/related Products: i.MX25
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SIMx_DATAy_RX_TX
Table 76
3.7.14.2
Figure 71
requirements for parameters (SI7–SI10) shown in the figure.
The power-down sequence for the SIM interface is as follows:
Each of the above steps requires one CKIL period (usually 32 kHz). Power-down may be initiated by a
SIM card removal detection; or it may be launched by the processor.
Freescale Semiconductor
SIMx_SVENy
SIMx_RSTy
SIMx_CLKy
•
•
•
•
•
SIMx_SIMPDy port detects the removal of the SIM Card
SIMx_RSTy is negated
SIMx_CLKy is negated
SIMx_DATAy_RX_TX is negated
SIMx_SVENy is negated
defines the general timing requirements for the SIM interface.
Ref No.
shows the SIM interface power-down AC timing diagram.
1
2
3
SIM Power-Down Sequence
Table 76. Timing Specifications, Active-Low-Reset SIM Card Reset Sequence
T0
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 8
1
Figure 70. Active-Low-Reset SIM Card Reset Sequence
40,000
Min.
400
3
—
T1
40,000
Max.
200
—
2
Table 77
3
shows the timing
RESPONSE
clk cycles
clk cycles
clk cycles
Unit
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