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          EEPW首頁 > 模擬技術(shù) > 設(shè)計(jì)應(yīng)用 > MAX1233/MAX1234觸摸屏控制器入門

          MAX1233/MAX1234觸摸屏控制器入門

          作者: 時(shí)間:2012-03-17 來源:網(wǎng)絡(luò) 收藏
          $ 2 AE 18
          Configure SPI for 16-bit auto-CS-bar00Automatic2 bytes
          $ 2 AE 19
          Configure SPI for 16-bit auto-CS-bar01Automatic2 bytes
          $ 2 AE 1A
          Configure SPI for 16-bit auto-CS-bar10Automatic2 bytes
          $ 2 AE 1B
          Configure SPI for 16-bit auto-CS-bar11Automatic2 bytes
          $ 2 AE 28
          Configure SPI for 24-bit auto-CS-bar00Automatic3 bytes
          $ 2 AE 29
          Configure SPI for 24-bit auto-CS-bar01Automatic3 bytes
          $ 2 AE 2A
          Configure SPI for 24-bit auto-CS-bar10Automatic3 bytes
          $ 2 AE 2B
          Configure SPI for 24-bit auto-CS-bar11Automatic3 bytes
          $ 2 AE 38
          Configure SPI for 32-bit auto-CS-bar00Automatic4 bytes
          $ 2 AE 39
          Configure SPI for 32-bit auto-CS-bar01Automatic4 bytes
          $ 2 AE 3A
          Configure SPI for 32-bit auto-CS-bar10Automatic4 bytes
          $ 2 AE 3B
          Configure SPI for 32-bit auto-CS-bar11Automatic4 bytes
          $ 2 AF xx
          Perform an 8-bit SPI transfer (CS-bar = GPIO or auto-CS-bar = 1-byte)———1 byte
          $ 3 AF xx xx
          Perform a 16-bit SPI transfer (requires auto-CS-bar = 2-byte mode)———2 bytes
          $ 4 AF xx xx xx
          Perform a 24-bit SPI transfer (requires auto-CS-bar = 3-byte mode)———3 bytes
          $ 5 AF xx xx xx xx
          Perform a 32-bit SPI transfer (requires auto-CS-bar = 4-byte mode)———4 bytes
          $ 2 F9 0
          Drive CS-bar pin low——GPIO-K9—
          $ 2 F9 1
          Drive CS-bar pin high——GPIO-K9—
          表25. 更新后MINIQUSB+固件01.05.41中的中斷脈沖累加器命令
          DEMO1234 Command
          ActionIntGPIO Input
          Firmware Command
          $ 2 C3 00
          Query which of the C3 commands are supported; the return value is a 2-byte bitmap of commands C300 to C30F, msb first
          C3 00
          I Q 0
          Query configuration of pulse accumulatorINT0GPIO-K5
          C3 01 00
          I Q 1
          Query configuration of pulse accumulatorINT1GPIO-K6
          C3 01 01
          I Q 2
          Query configuration of pulse accumulatorINT2GPIO-K7
          C3 01 02
          I Q 3
          Query configuration of pulse accumulatorINT3GPIO-K8
          C3 01 03
          I C 0 0
          Configure pulse accumulator: disable interruptINT0GPIO-K5
          C3 02 00 00
          I C 1 0
          Configure pulse accumulator: disable interruptINT1GPIO-K6
          C3 02 01 00
          I C 2 0
          Configure pulse accumulator: disable interruptINT2GPIO-K7
          C3 02 02 00
          I C 3 0
          Configure pulse accumulator: disable interruptINT3GPIO-K8
          C3 02 03 00
          I C 0 1
          Configure pulse accumulator: rising-edge triggerINT0GPIO-K5
          C3 02 00 01
          I C 1 1
          Configure pulse accumulator: rising-edge triggerINT1GPIO-K6
          C3 02 01 01
          I C 2 1
          Configure pulse accumulator: rising-edge triggerINT2GPIO-K7
          C3 02 02 01
          I C 3 1
          Configure pulse accumulator: rising-edge triggerINT3GPIO-K8
          C3 02 03 01
          I C 0 3
          Configure pulse accumulator: falling-edge triggerINT0GPIO-K5
          C3 02 00 03
          I C 1 3
          Configure pulse accumulator: falling-edge triggerINT1GPIO-K6
          C3 02 01 03
          I C 2 3
          Configure pulse accumulator: falling-edge triggerINT2GPIO-K7
          C3 02 02 03
          I C 3 3
          Configure pulse accumulator: falling-edge triggerINT3GPIO-K8
          C3 02 03 03
          I R 0
          Read pulse accumulatorINT0GPIO-K5
          C3 03 00
          I R 1
          Read pulse accumulatorINT1GPIO-K6
          C3 03 01
          I R 2
          Read pulse accumulatorINT2GPIO-K7
          C3 03 02
          I R 3
          Read pulse accumulatorINT3GPIO-K8
          C3 03 03
          I 0 0
          Clear pulse accumulatorINT0GPIO-K5
          C3 04 00
          I 0 1
          Clear pulse accumulatorINT1GPIO-K6
          C3 04 01
          I 0 2
          Clear pulse accumulatorINT2GPIO-K7
          C3 04 02
          I 0 3
          Clear pulse accumulatorINT3GPIO-K8
          C3 04 03
          I S 0 xx
          Set pulse accumulator count xx = 0 to 255INT0GPIO-K5
          C3 05 00 xx
          I S 1 xx
          Set pulse accumulator count xx = 0 to 255INT1GPIO-K6
          C3 05 01 xx
          I S 2 xx
          Set pulse accumulator count xx = 0 to 255INT2GPIO-K7
          C3 05 02 xx
          I S 3 xx
          Set pulse accumulator count xx = 0 to 255INT3GPIO-K8
          C3 05 03 xx

          7) 結(jié)論

          這些實(shí)例簡(jiǎn)要介紹了怎樣使用/的主要功能模塊,利用簡(jiǎn)化的控制臺(tái)C++程序來測(cè)量并控制硬件。如果需要深入了解詳細(xì)信息,請(qǐng)參考/數(shù)據(jù)資料。

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