Lua Script - Revision history

Usr255: /* tpkhook */

2025-09-28T04:17:59Z

tpkhook

← Older revision		Revision as of 12:17, 28 September 2025
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	!Descriptions		!Descriptions
	\|-		\|-
	\|tpkhook = function(page, id, state)<BR>print(“PageID=”, ~~age~~,“ TPKID=”, id,“ state=”, state)<BR>return 0<br>end		\|tpkhook = function(page, id, state)<BR>print(“PageID=”, page,“ TPKID=”, id,“ state=”, state)<BR>return 0<br>end
	\|		\|
	* On page 0 touch the touch key (ID=2)		* On page 0 touch the touch key (ID=2)

Usr255: /* Basic structure */

2025-02-25T02:25:55Z

Basic structure

← Older revision		Revision as of 10:25, 25 February 2025
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	return 0		return 0
	end		end
	Note:		Note:<BR>main loop run continually<BR>intensive loop in the main loop may affect the Smart LCD UI operations

	main loop run continually

	intensive loop in the main loop may affect the Smart LCD UI operations

	==== Advance structure with hooks ====		==== Advance structure with hooks ====

Usr255: /* Lua Script Structure */

2025-02-25T02:25:28Z

Lua Script Structure

← Older revision		Revision as of 10:25, 25 February 2025
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	Note:		Note:

	* main loop run continually		main loop run continually
	* intensive loop in the main loop may affect the Smart LCD UI operations
			intensive loop in the main loop may affect the Smart LCD UI operations

	==== Advance structure with hooks ====		==== Advance structure with hooks ====

Usr255: /* hmt Lua Functions */

2025-02-24T11:09:29Z

hmt Lua Functions

← Older revision		Revision as of 19:09, 24 February 2025
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	Note. Please also refer to Smart LCD handbook for VP variables details		Note. Please also refer to Smart LCD handbook for VP variables details
	<span id="hmt-functions-summary"></span>		<span id="hmt-functions-summary"></span>
	== hmt Lua Functions ==		== hmt Lua Functions Summary ==

	~~===~~ Summary ===
	{\| class="wikitable"		{\| class="wikitable"
	\|+		\|+
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	Note.<br>1. long delay may affect the Smart LCD normal operation.<br>2. It is necessary to lock the UART for Lua access, if hmt.bypass is not enabled.<br>3. Generally hmt.uartlock() and hmt.uartunlock() should be used in pair.<br>4. Selected model only		Note.<br>1. long delay may affect the Smart LCD normal operation.<br>2. It is necessary to lock the UART for Lua access, if hmt.bypass is not enabled.<br>3. Generally hmt.uartlock() and hmt.uartunlock() should be used in pair.<br>4. Selected model only

	=== VP read/write Functions ===		== VP read/write Functions ==

	==== hmt.readvpstr ====		=== hmt.readvpstr ===
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	==== hmt.writevpstr ====		=== hmt.writevpstr ===
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	==== hmt.readvp16 ====		=== hmt.readvp16 ===
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	==== hmt.writevp16 ====		=== hmt.writevp16 ===
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	==== hmt.readvp32 ====		=== hmt.readvp32 ===
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	==== hmt.readvp32f ====		=== hmt.readvp32f ===
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	==== hmt.writevp32 ====		=== hmt.writevp32 ===
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	==== hmt.readvp64 ====		=== hmt.readvp64 ===
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	==== hmt.readvp64f ====		=== hmt.readvp64f ===
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	==== hmt.writevp64 ====		=== hmt.writevp64 ===
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	==== hmt.readvpreg ====		=== hmt.readvpreg ===
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	==== hmt.writevpreg ====		=== hmt.writevpreg ===
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	Note: *1. Please refer to Smart LCD VP variables section.		Note: *1. Please refer to Smart LCD VP variables section.

	=== System Functions ===		== System Functions ==

	==== hmt.changepage ====		=== hmt.changepage ===
	{\|		{\|
	\|'''Function'''		\|'''Function'''

Usr255: /* hmt Lua Functions Summary */

2025-02-24T10:59:51Z

hmt Lua Functions Summary

← Older revision		Revision as of 18:59, 24 February 2025
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	Note. Please also refer to Smart LCD handbook for VP variables details		Note. Please also refer to Smart LCD handbook for VP variables details
	<span id="hmt-functions-summary"></span>		<span id="hmt-functions-summary"></span>
	== hmt Lua Functions ~~Summary~~ ==		== hmt Lua Functions ==

			=== Summary ===
	{\| class="wikitable"		{\| class="wikitable"
	\|+		\|+
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	Note.<br>1. long delay may affect the Smart LCD normal operation.<br>2. It is necessary to lock the UART for Lua access, if hmt.bypass is not enabled.<br>3. Generally hmt.uartlock() and hmt.uartunlock() should be used in pair.<br>4. Selected model only		Note.<br>1. long delay may affect the Smart LCD normal operation.<br>2. It is necessary to lock the UART for Lua access, if hmt.bypass is not enabled.<br>3. Generally hmt.uartlock() and hmt.uartunlock() should be used in pair.<br>4. Selected model only

	== VP read/write Functions ==		=== VP read/write Functions ===

	=== hmt.readvpstr ===		==== hmt.readvpstr ====
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	=== hmt.writevpstr ===		==== hmt.writevpstr ====
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	=== hmt.readvp16 ===		==== hmt.readvp16 ====
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	=== hmt.writevp16 ===		==== hmt.writevp16 ====
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	* '''0x080002:123'''		* '''0x080002:123'''
	\|}		\|}
	=== hmt.readvp32 ===
			==== hmt.readvp32 ====
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	=== hmt.readvp32f ===		==== hmt.readvp32f ====
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	* '''N32value:36.25'''		* '''N32value:36.25'''
	\|}		\|}
	=== hmt.writevp32 ===
			==== hmt.writevp32 ====
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	* '''0x080004:54321'''		* '''0x080004:54321'''
	\|}		\|}
	=== hmt.readvp64 ===
			==== hmt.readvp64 ====
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	=== hmt.readvp64f ===		==== hmt.readvp64f ====
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	=== hmt.writevp64 ===		==== hmt.writevp64 ====
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	* '''0x030000:123456789'''		* '''0x030000:123456789'''
	\|}		\|}
	=== hmt.readvpreg ===
			==== hmt.readvpreg ====
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	\|}		\|}

	=== hmt.writevpreg ===		==== hmt.writevpreg ====
	{\|		{\|
	\|'''Function'''		\|'''Function'''
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	Note: *1. Please refer to Smart LCD VP variables section.		Note: *1. Please refer to Smart LCD VP variables section.

	== System Functions ==		=== System Functions ===

	=== hmt.changepage ===		==== hmt.changepage ====
	{\|		{\|
	\|'''Function'''		\|'''Function'''

Usr255: /* Example: Built an alarm clock function with Lua */

2025-02-24T10:56:12Z

Example: Built an alarm clock function with Lua

← Older revision		Revision as of 18:56, 24 February 2025
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	\|}		\|}

	== Example~~: Built an alarm clock function with Lua~~ ==		== Example ==

			=== Built an alarm clock function with Lua ===
	set up a default alarm (alarmhour, alarmminute, alarmsecond) and alarm duration (alarmend)<br>continue checking the Smart LCD compare the RTC with the alarm; if match then sound the buzzer on the Smart LCD.<br>set up a touch key monitor, when it is touched, assign the alarm with value store in the smart LCD (those values, can be assign with the user interface)		set up a default alarm (alarmhour, alarmminute, alarmsecond) and alarm duration (alarmend)<br>continue checking the Smart LCD compare the RTC with the alarm; if match then sound the buzzer on the Smart LCD.<br>set up a touch key monitor, when it is touched, assign the alarm with value store in the smart LCD (those values, can be assign with the user interface)

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	Note: “wait loop” is not allowed in the script!		Note: “wait loop” is not allowed in the script!

	== Reference: hmt.crc16calc(table, num) ==		== Reference ==

			=== hmt.crc16calc(table, num) ===
	uint16_t const CRC16[256]={		uint16_t const CRC16[256]={
	/* 16: 8005 reflected */		/* 16: 8005 reflected */

Usr255: /* UART0 functions */

2025-02-24T10:54:16Z

UART0 functions

Show changes

Usr255: /* hmt.uartisempty */

2025-02-24T10:37:51Z

hmt.uartisempty

← Older revision		Revision as of 18:37, 24 February 2025
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	!Descriptions		!Descriptions
	\|-		\|-
	\|local Uart0state = 0		\|local Uart0state = 0<BR>Uart0state = hmt.uartisempty()<BR>print(“Uart0state:”, Uart0state)
	Uart0state = hmt.uartisempty()

	print(“Uart0state:”, Uart0state)
	\|		\|
	* define a local variable Uart0state and put 0 inside		* define a local variable Uart0state and put 0 inside

Usr255: /* hmt.uartclearbuf */

2025-02-24T10:37:28Z

hmt.uartclearbuf

← Older revision		Revision as of 18:37, 24 February 2025
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	!Descriptions		!Descriptions
	\|-		\|-
	\|hmt.uartclearbuf()		\|hmt.uartclearbuf()<BR>print(“Uart0state:”, hmt.uartisempty())
	print(“Uart0state:”, hmt.uartisempty())
	\|		\|
	* use command to clear the UART0 buffer		* use command to clear the UART0 buffer

Usr255: /* hmt.getchar */

2025-02-24T10:37:08Z

hmt.getchar

← Older revision		Revision as of 18:37, 24 February 2025
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	!Descriptions		!Descriptions
	\|-		\|-
	\|local getdata = 0		\|local getdata = 0<BR>getdata = hmt.getchar()<BR>print(“getdata:”, getdata)
	getdata = hmt.getchar()

	print(“getdata:”, getdata)
	\|		\|
	* Send one byet of data 0x99 to the Smart LCD terminal		* Send one byet of data 0x99 to the Smart LCD terminal