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MC13212R2 Datenblatt(PDF) 9 Page - Freescale Semiconductor, Inc |
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MC13212R2 Datenblatt(HTML) 9 Page - Freescale Semiconductor, Inc |
9 / 70 page MC13211/212/213 Technical Data, Rev. 1.5 Freescale Semiconductor 9 2.1 Pin Definitions Table 2 details the MC1321x pinout and functionality. Table 2. Pin Function Description Pin # Pin Name Type Description Functionality 1 PTA3/KBI1P3 Digital Input/Output MCU Port A Bit 3 / Keyboard Input Bit 3 2 PTA4/KBI1P4 Digital Input/Output MCU Port A Bit 4 / Keyboard Input Bit 4 3 PTA5/KBI1P5 Digital Input/Output MCU Port A Bit 5 / Keyboard Input Bit 5 4 PTA6/KBI1P6 Digital Input/Output MCU Port A Bit 6 / Keyboard Input Bit 6 5 PTA7/KBI1P7 Digital Input/Output MCU Port A Bit 7 / Keyboard Input Bit 7 6 VDDAD Power Input MCU power supply to ATD Decouple to ground. 7 PTG0/BKGND/MS Digital Input/Output MCU Port G Bit 0 / Background / Mode Select PTG0 is output only. Pin is I/O when used as BDM function. 8 PTG1/XTAL Digital Input/Output/ Output MCU Port G Bit 1 / Crystal oscillator output Full I/O when not used as clock source. 9 PTG2/EXTAL Digital Input/Output/ Input MCU Port G Bit 2 / Crystal oscillator input Full I/O when not used as clock source. 10 CLKO Digital Output Modem Clock Output Programmable frequencies of: 16 MHz, 8 MHz, 4 MHz, 2 MHz, 1 MHz, 62.5 kHz, 32.786+ kHz (default), and 16.393+ kHz. 11 RESET Digital Input/Output MCU reset. Active low 12 PTC0/TXD2 Digital Input/Output MCU Port C Bit 0 / SCI2 TX data out 13 PTC1/RXD2 Digital Input/Output MCU Port C Bit 1/ SCI2 RX data in 14 PTC2/SDA1 Digital Input/Output MCU Port C Bit 1/ IIC bus data 15 PTC3/SCL1 Digital Input/Output MCU Port C Bit 1/ IIC bus clock 16 PTC4 Digital Input/Output MCU Port C Bit 4 17 PTC5 Digital Input/Output MCU Port C Bit 5 |
Ähnliche Teilenummer - MC13212R2 |
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Ähnliche Beschreibung - MC13212R2 |
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