MAX1233/MAX1234觸摸屏控制器入門(mén)

作者：時(shí)間：2012-03-17 來(lái)源：網(wǎng)絡(luò)

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$ 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	Action	Int	GPIO 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 accumulator	INT0	GPIO-K5	C3 01 00
I Q 1	Query configuration of pulse accumulator	INT1	GPIO-K6	C3 01 01
I Q 2	Query configuration of pulse accumulator	INT2	GPIO-K7	C3 01 02
I Q 3	Query configuration of pulse accumulator	INT3	GPIO-K8	C3 01 03
I C 0 0	Configure pulse accumulator: disable interrupt	INT0	GPIO-K5	C3 02 00 00
I C 1 0	Configure pulse accumulator: disable interrupt	INT1	GPIO-K6	C3 02 01 00
I C 2 0	Configure pulse accumulator: disable interrupt	INT2	GPIO-K7	C3 02 02 00
I C 3 0	Configure pulse accumulator: disable interrupt	INT3	GPIO-K8	C3 02 03 00
I C 0 1	Configure pulse accumulator: rising-edge trigger	INT0	GPIO-K5	C3 02 00 01
I C 1 1	Configure pulse accumulator: rising-edge trigger	INT1	GPIO-K6	C3 02 01 01
I C 2 1	Configure pulse accumulator: rising-edge trigger	INT2	GPIO-K7	C3 02 02 01
I C 3 1	Configure pulse accumulator: rising-edge trigger	INT3	GPIO-K8	C3 02 03 01
I C 0 3	Configure pulse accumulator: falling-edge trigger	INT0	GPIO-K5	C3 02 00 03
I C 1 3	Configure pulse accumulator: falling-edge trigger	INT1	GPIO-K6	C3 02 01 03
I C 2 3	Configure pulse accumulator: falling-edge trigger	INT2	GPIO-K7	C3 02 02 03
I C 3 3	Configure pulse accumulator: falling-edge trigger	INT3	GPIO-K8	C3 02 03 03
I R 0	Read pulse accumulator	INT0	GPIO-K5	C3 03 00
I R 1	Read pulse accumulator	INT1	GPIO-K6	C3 03 01
I R 2	Read pulse accumulator	INT2	GPIO-K7	C3 03 02
I R 3	Read pulse accumulator	INT3	GPIO-K8	C3 03 03
I 0 0	Clear pulse accumulator	INT0	GPIO-K5	C3 04 00
I 0 1	Clear pulse accumulator	INT1	GPIO-K6	C3 04 01
I 0 2	Clear pulse accumulator	INT2	GPIO-K7	C3 04 02
I 0 3	Clear pulse accumulator	INT3	GPIO-K8	C3 04 03
I S 0 xx	Set pulse accumulator count xx = 0 to 255	INT0	GPIO-K5	C3 05 00 xx
I S 1 xx	Set pulse accumulator count xx = 0 to 255	INT1	GPIO-K6	C3 05 01 xx
I S 2 xx	Set pulse accumulator count xx = 0 to 255	INT2	GPIO-K7	C3 05 02 xx
I S 3 xx	Set pulse accumulator count xx = 0 to 255	INT3	GPIO-K8	C3 05 03 xx

7) 結(jié)論

這些實(shí)例簡(jiǎn)要介紹了怎樣使用MAX1233/MAX1234的主要功能模塊，利用簡(jiǎn)化的控制臺(tái)C++程序來(lái)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MAX1233/MAX1234數(shù)據(jù)資料。

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