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    1. 參數(shù)資料
      型號(hào): ZPSD402A1V-C-20UI
      廠商: 意法半導(dǎo)體
      英文描述: Low Cost Field Programmable Microcontroller Peripherals
      中文描述: 低成本現(xiàn)場(chǎng)可編程微控制器外圍設(shè)備
      文件頁數(shù): 71/123頁
      文件大小: 657K
      代理商: ZPSD402A1V-C-20UI
      PSD4XX Famly
      68
      CLR
      CLK
      APD
      COUNTER
      APD CLK
      PMMR1 - BIT 0
      TO OTHER
      CIRCUITS
      MUX
      APD
      CLEAR
      LOGIC
      APD ENABLE
      PMMR0 - BIT 2
      ALE POLARITY
      PMMR0 - BIT 1
      ALE
      RESET
      APD CLK
      CLKIN
      CSI
      SLEEP–ENABLE
      PMMR1 - BIT 1
      SLEEP
      MODE
      EPROM
      SELECT
      SRAM
      SELECT
      I/O
      SELECT
      POWER
      DOWN
      PD
      Z
      P
      L
      D
      Figure 36. Power Management Unit
      Figure 36a. Automatic Power Down Unit (APD) Flow Chart
      APD DISABLED
      NEED
      APD CLK
      YES
      YES
      NO
      NO
      RESET
      SET APD CLK IN PMMR1 BIT 0
      SET ALE PD POLARITY
      IN PMMRO BIT 1
      CSI = "1"
      NEED
      SLEEP
      MODE
      SET SLEEP MODE IN PMMR1 BIT 1
      ALE IDLE and
      15 APD CLOCK
      ALE IDLE and
      15 APD CLOCK
      SET ENABLE APD IN PMMR0 BIT 2
      SET PMMR0 BIT 0
      SET ENABLE APD IN PMMR0 BIT 2
      SET PMMR0 BIT 0
      DISABLE CLOCKS
      ZPLD ACLK, ZPLD RCLK, TMR ZPLD
      DISABLE CLOCKS
      ZPLD ACLK, ZPLD RCLK, TMR ZPLD
      PSD IN POWER DOWN MODE
      PSD IN SLEEP MODE
      The PSD4XX
      Architecture
      (cont.)
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