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products:w7500:overview:powersupply

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products:w7500:overview:powersupply [2015/04/27 18:08]
jameskim
products:w7500:overview:powersupply [2015/04/27 18:25]
jameskim
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 ![](http://​wizwiki.net/​wiki/​lib/​exe/​fetch.php?​media=products:​w7500:​por_reset_waveform.jpg "​Figure 1 POR reset waveform"​) ![](http://​wizwiki.net/​wiki/​lib/​exe/​fetch.php?​media=products:​w7500:​por_reset_waveform.jpg "​Figure 1 POR reset waveform"​)
  
-##Low-power modes +##Low power modes 
-After a system or power Reset, W7500 is in RUN mode. There are two low power modes to save power when CPU does not need to kept running. For example when CPU waiting for an external event. User can enter the low power mode. And W7500 don’t have power-off mode.+After a system or power Reset, W7500 is in Run mode. There are two low power modes to save power when CPU does not need to keep running. For example when CPU waiting for an external event, user can enter the low power mode. And W7500 don’t have power-off mode.
  
-The device features two low-power modes:+The device features two low power modes:
  
-sleep mode+Sleep mode
 - Deep Sleep mode - Deep Sleep mode
  
-Additionally,​ the power consumption can be reducing ​by following method:+Additionally,​ the power consumption can be reduced ​by following method:
  
 - User can slow down the system clocks - User can slow down the system clocks
-- User can gate the clocks to the peripherals ​when they are unused.+- User can block the clocks to the peripherals ​while they are unused.
  
-###Sleep mode+###​Sleep ​mode vs. Deep sleep mode
  
-W7500 have two kinds of sleep modes. One is Sleep mode and the other is Deep sleep mode. +W7500 have two kinds of Low power mode, Sleep mode and Deep sleep mode. 
-Two of them are almost same except the clock gated peripherals ​kinds.+Both are almost same except ​Sleep mode feeds the clocks to peripherals ​unlike Deep sleep mode.
  
 <​table>​ <​table>​
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 - UART0, UART1 clock (UARTCLK) - UART0, UART1 clock (UARTCLK)
 - Two Timer clocks (TIMCLK0, TIMCLK1) - Two Timer clocks (TIMCLK0, TIMCLK1)
-8ea PWM clocks (PWMCLK0 ~ PWMCLK7)+PWM clocks (PWMCLK0 ~ PWMCLK7)
 - WDOG clock (WDOGCLK) - WDOG clock (WDOGCLK)
 - Random number generator clock (RNGCLK) - Random number generator clock (RNGCLK)
  
 </​markdown>​ </​markdown>​
products/w7500/overview/powersupply.txt · Last modified: 2015/05/12 09:17 by lawrence