Motorola M-CORE MMC2001 Series Reference Manual page 5

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4.5 Clock Signals ................................................................................................... 4-5
4.5.1 Crystal Oscillator (XOSC, EXOSC) ............................................................... 4-5
4.5.2 Clock Input (CLKIN) ...................................................................................... 4-5
4.5.3 Clock Output (CLKOUT)................................................................................ 4-5
4.6 Debug and Emulation Support Signals ............................................................ 4-5
4.6.1 Test Clock (TCK)........................................................................................... 4-5
4.6.2 Test Data Input (TDI)..................................................................................... 4-5
4.6.3 Test Data Output (TDO) ................................................................................ 4-6
4.6.4 Test Mode Select (TMS) ............................................................................... 4-6
4.6.5 Test Reset (TRST) ........................................................................................ 4-6
4.6.6 Debug Event (DE) ......................................................................................... 4-6
4.6.7 Factory Test Mode (TEST)............................................................................ 4-6
4.7 External Interrupts/GPIO Signals ..................................................................... 4-6
4.7.1 External Interrupts 7 - 0 (INT[7:0])................................................................ 4-6
4.8 Keypad Signals ................................................................................................ 4-7
4.8.1 Column Strobes (COL[7:0])........................................................................... 4-7
4.8.2 Row Senses (ROW[7:0]) ............................................................................... 4-7
4.9 UART Module Signals...................................................................................... 4-7
4.9.1 Receive Data (RxD0, RxD1) ......................................................................... 4-7
4.9.2 Transmit Data (TxD0, TxD1) ......................................................................... 4-7
4.9.3 Clear to Send (CTS0).................................................................................... 4-7
4.9.4 Request to Send (RTS0) ............................................................................... 4-8
4.10 Serial Peripheral Interface Module Signals ...................................................... 4-8
4.10.1 SPI Data Master Out/Slave In (SPI_MOSI)................................................... 4-8
4.10.2 SPI Data Master In/Slave Out (SPI_MISO)................................................... 4-8
4.10.3 SPI Serial Clock (SPI_CLK) .......................................................................... 4-8
4.10.4 SPI Enable (SPI _EN) ................................................................................... 4-8
4.10.5 SPI General-Purpose Output (SPI _GP) ....................................................... 4-8
4.11 Pulse Width Modulator Signals ........................................................................ 4-8
4.11.1 PWM[5:0]....................................................................................................... 4-8
4.12 Power and Ground Pins ................................................................................... 4-9
4.12.1 Positive Supply (V
4.12.2 Ground (GND) ............................................................................................... 4-9
4.12.3 Standby Battery Power (V
4.12.4 Standby Power Filter (V
5.1 Overview .......................................................................................................... 5-1
5.2 Functional Description...................................................................................... 5-1
5.3 Applications...................................................................................................... 5-2
MOTOROLA
vi
Freescale Semiconductor, Inc.
TABLE OF CONTENTS
Title
) .................................................................................... 4-9
DD
)..................................................................... 4-9
BATT
)........................................................................ 4-9
STBY
SECTION 5
ROM MODULE
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MMC2001
REFERENCE MANUAL