TWR-K40X256 Freescale Semiconductor, TWR-K40X256 Datasheet - Page 3

• Manufacturer Part Number: TWR-K40X256
• Description: TOWER SYSTEM BOARD K40X256
• Manufacturer: Freescale Semiconductor
• Series: Kinetisr
• Type: MCUr

Specifications of TWR-K40X256

• Contents: Board
• Processor To Be Evaluated: K40
• Data Bus Width: 32 bit
• Interface Type: USB, CAN, I2C, SPI, UART
• Dimensions: 3.5 in x 3.2 in
• Operating Supply Voltage: 1.71 V to 3.6 V
• Silicon Manufacturer: Freescale
• Core Architecture: ARM
• Core Sub-architecture: Cortex - M4
• Silicon Core Number: MK
• Silicon Family Name: Kinetis - K40
• Kit Contents: Board Only
• Rohs Compliant: Yes
• For Use With/related Products: Freescale Tower System, K40X256
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

List of Figures
Figure 1. Freescale Tower System Overview .............................................................................................. 4
Figure 2. Callouts on front side of the TWR-K40X256 ................................................................................ 6
Figure 3. Front side of TWR-K40X256 with TWRPI-SLCD attached............................................................. 6
Figure 4. Callouts on back side of the TWR-K40X256 ................................................................................. 7
Figure 5. TWR-K40X256 Block Diagram ...................................................................................................... 8
Figure 6. External clock source circuitry ..................................................................................................... 9
Figure 7. Infrared Port Implementation ................................................................................................... 12
Figure 8. Flexbus Connections for External Memory Port Sizes (CSCRn[BLS] = 1) ................................... 15
List of Tables
Table 1. MCG oscillator input selection resistor settings ......................................................................... 10
Table 2. Cortex Debug+ETM Connector Pinout ........................................................................................ 11
Table 3. General Purpose TWRPI socket pinout ....................................................................................... 13
Table 4. Touch TWRPI socket pinout ........................................................................................................ 13
Table 5. TWR-K40X256 Jumper Table ....................................................................................................... 15
Table 6. I/O Connectors and Pin Usage Table........................................................................................... 16
Table 7. TWR-K40X256 Primary Connector Pinout ................................................................................... 18
Table 8. TWR-K40X256 Secondary Connector Pinout .............................................................................. 19
Revision History
Revision
Date
Changes
1.0
Nov 9, 2010
Initial Release for PWA 700-26547 Rev A
TWR-K40X256 Tower Module User's Manual
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