pro_oper.asm

holtek mouse .asm firewave

INCLUDE	REG_DEF.INC

PUBLIC	COMM_SYNC

PUBLIC	GET_NEXT_CHANNEL

EXTERN	START					:NEAR
EXTERN	RF_CHANGE_TO_RX			:NEAR

EXTERN	SEN_ENTRY_SLEEP_MODE	:NEAR

PROTOCOL_CODE	.SECTION	'CODE'

COMM_SYNC:
		CLR		PROTOCOL_COUNT
		CLR		TRRDY
		CALL	RF_CHANGE_TO_RX

	KEEP_WAIT_FSP:
		SET		TRRDY
		SZ		TRINT
		JMP		COMM_SYNC_GOT_FSP

		MOV		A, 40
		XOR		A, TIMER_COUNT
		SZ		ACC
		JMP		KEEP_WAIT_FSP
		
		CLR		TRRDY
		CLR		TIMER_ENABLE
		CLR		TIMER_COUNT
		MOV		A, 105
		MOV		TMR, A
		CALL	GET_NEXT_CHANNEL
		CALL	RF_CHANGE_TO_RX

		MOV		A, 02AH
		XOR		A, RF_CHANNEL
		SZ		ACC
		JMP		NOT_ONE_CHANNEL_ROUND

		INC		PROTOCOL_COUNT
		MOV		A, 230
		XOR		A, PROTOCOL_COUNT
		SZ		ACC
		JMP		NOT_ONE_CHANNEL_ROUND

		CLR		PSB
		SET		TRRDY

		HALT
		SET		RESUME_FROM_HALT
		RET

	NOT_ONE_CHANNEL_ROUND:
		SET		TIMER_ENABLE
		JMP		KEEP_WAIT_FSP

	COMM_SYNC_GOT_FSP:
		CLR		TRRDY
		CLR		TIMER_ENABLE
		CLR		TIMER_COUNT
		MOV		A, 105
		MOV		TMR, A
		SET		TIMER_ENABLE
		RET

CHN_CODE	.SECTION AT 0900H	'CODE'

GET_NEXT_CHANNEL:

		SZ		NEXT_1_CHANNEL
		JMP		USE_DONGLE_CHANNEL
		JMP		USE_DEFAULT_CHANNEL

	USE_DONGLE_CHANNEL:

		MOV		A, NEXT_1_CHANNEL
		MOV		CHANNEL_INDEX, A
		DEC		CHANNEL_INDEX

		MOV		A, NEXT_2_CHANNEL
		MOV		NEXT_1_CHANNEL, A

		MOV		A, NEXT_3_CHANNEL
		MOV		NEXT_2_CHANNEL, A

		MOV		A, NEXT_4_CHANNEL
		MOV		NEXT_3_CHANNEL, A

		MOV		A, NEXT_5_CHANNEL
		MOV		NEXT_4_CHANNEL, A

		CLR		NEXT_5_CHANNEL


		JMP		GET_RF_CHANNEL	

	USE_DEFAULT_CHANNEL:

		INC		CHANNEL_INDEX
		MOV		A, CHANNEL_INDEX
		XOR		A, 80
		SZ		ACC
		JMP		NOT_RST_CHANNEL_INDEX
	
		CLR		CHANNEL_INDEX

	GET_RF_CHANNEL:
	NOT_RST_CHANNEL_INDEX:
		MOV		A, CHN_LIST
		ADD 	A, CHANNEL_INDEX
		MOV		TBLP, A

		TABRDC	RF_CHANNEL

		RET

CHN_LIST:

DC		2, 22, 42, 62
DC		3, 23, 43, 63
DC		4, 24, 44, 64
DC		5, 25, 45, 65
DC		6, 26, 46, 66
DC		7, 27, 47, 67
DC		8, 28, 48, 68
DC 		9, 29, 49, 69
DC	   10, 30, 50, 70
DC     11, 31, 51, 71
DC	   12, 32, 52, 72
DC     13, 33, 53, 73
DC	   14, 34, 54, 74
DC	   15, 35, 55, 75
DC     16, 36, 56, 76
DC     17, 37, 57, 77
DC     18, 38, 58, 78
DC     19, 39, 59, 79
DC     20, 40, 60, 80
DC     21, 41, 61, 81