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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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MPC8309CVMADFC датащи(PDF) 48 Page - NXP Semiconductors |
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MPC8309CVMADFC датащи(HTML) 48 Page - NXP Semiconductors |
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48 / 81 page  MPC8309 PowerQUICC II Pro Integrated Communications Processor Family Hardware Specifications, Rev. 3 48 Freescale Semiconductor JTAG The following figure shows the SPI timing in slave mode (external clock). Figure 37. SPI AC Timing in Slave Mode (External Clock) Diagram The following figure shows the SPI timing in master mode (internal clock). Figure 38. SPI AC Timing in Master Mode (Internal Clock) Diagram 21 JTAG This section describes the DC and AC electrical specifications for the IEEE Std. 1149.1™ (JTAG) interface of the MPC8309. 21.1 JTAG DC Electrical Characteristics The following table provides the DC electrical characteristics for the IEEE Std. 1149.1 (JTAG) interface of the MPC8309. Table 53. JTAG Interface DC Electrical Characteristics Characteristic Symbol Condition Min Max Unit Output high voltage VOH IOH =–6.0mA 2.4 — V Output low voltage VOL IOL =6.0 mA — 0.5 V Output low voltage VOL IOL =3.2 mA — 0.4 V SPICLK (Input) tNEIXKH tNEIVKH tNEKHOV Input Signals: SPIMOSI (See Note) Output Signals: SPIMISO (See Note) Note: The clock edge is selectable on SPI. SPICLK (Output) tNIIXKH tNIKHOV Input Signals: SPIMISO (See Note) Output Signals: SPIMOSI (See Note) Note: The clock edge is selectable on SPI. tNIIVKH |
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