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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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MFRC63002R датащи(PDF) 76 Page - NXP Semiconductors |
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MFRC63002R датащи(HTML) 76 Page - NXP Semiconductors |
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76 / 118 page  MFRC630 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved. Product data sheet COMPANY PUBLIC Rev. 3.1 — 6 September 2012 227531 76 of 118 NXP Semiconductors MFRC630 Contactless reader IC 9.7.2.18 T3CounterValHi High byte of the current counter value the 16-bit Timer3. 9.7.2.19 T3CounterValLo Low byte of the current counter value the 16-bit Timer3. 9.7.2.20 T4Control The wake-up timer T4 activates the system after a given time. If enabled, it can start the low power card detection function. Table 104. T3ReloadLo bits Bit Symbol Description 7 to 0 T3ReloadLo Defines the low byte of the reload value of Timer3. With the start event the timer load the value of the T3ReloadValHi and T3RelaodValLo. Changing this register affects the timer only at the next start event. Table 105. T3CounterValHi register (address 21h) Bit 7 6 5 4 3 2 1 0 Symbol T3CounterHi Access rights dy Table 106. T3CounterValHi bits Bit Symbol Description 7 to 0 T3Counter ValHi High byte of the current counter value of Timer3. This value shall not be read out during reception. Table 107. T3CounterValLo register (address 22h) Bit 7 6 5 4 3 2 1 0 Symbol T3CounterValLo Access rights dy Table 108. T3CounterValLo bits Bit Symbol Description 7 to 0 T3Counter ValLo Low byte current counter value of Timer3. This value shall not be read out during reception. Table 109. T4Control register (address 23h) Bit 7 6 5 4 3 2 1 0 Symbol T4Running T4Start StopNow T4Auto Trimm T4Auto LPCD T4Auto Restart T4AutoWakeUp T4Clk Access rights dy w r/w r/w r/w r/w r/w |
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