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SPC5702BECLU 数据表(PDF) 16 Page - Freescale Semiconductor, Inc |
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SPC5702BECLU 数据表(HTML) 16 Page - Freescale Semiconductor, Inc |
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16 / 98 page ![]() MPC560xS Microcontroller Data Sheet Data Sheet, Rev. 1 Preliminary—Subject to Change Without Notice Pinout and Signal Descriptions Freescale Semiconductor 16 2.4.5 Nexus Pins Table 4. System Pin Descriptions System pin Function I/O direction Pad type RESET configuration Pin Number 144 LQFP 176 LQFP 208 MAPBGA RESET Bidirectional reset with Schmitt-Trigger characteristics and noise filter. I/O M Input, weak pull up 24 24 J1 EXTAL Analog output of the oscillator amplifier circuit. Input for the clock generator in bypass mode. OX — 29 29 K1 XTAL Analog input of the oscillator amplifier circuit. Needs to be grounded if oscillator bypass mode is used. IX — 27 27 M1 EXTAL32 Analog input of the 32KHz oscillator amplifier circuit. O — 56 72 — XTAL32 Analog output of the 32 KHz oscillator amplifier circuit. Input for the clock generator in bypass mode. I — 55 71 — NMI Non-Maskable Interrupt I/O Input, weak pull up 37 45 L3 VRC_CTRL Voltage Regulator external NPN Ballast base control pin —25 25 P1 Table 5. Nexus Pins System pin Function Pin Number 144 LQFP 176 LQFP 208 MAPBGA EVTI Nexus Event In — 37 T3 EVTO Nexus Event Out — 35 R3 MCKO Nexus Msg Clock Out — 33 T1 MDO[0] Nexus Msg Data Out — 38 T5 |
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