Nortel Networks MSC8101 ADS Then SIGLAMP0OUT~ = GND Else, Then SIGLAMP1OUT~, Else SIGLAMP1OUT~

Freescale Semiconductor, Inc.

Freescale Semiconductor, Inc.

*Buffers Enable & ATM Chip Select

******************************************************************************

%

DATA_HOLD_END = (DATA_HOLD.q[] == DATA_HOLD_VALUE); -- terminal count

IF(DATA_HOLD_END & DSyncHardReset) THEN DATA_HOLD.cnt_en = GND; -- Disable count after term value

ELSE				DATA_HOLD.cnt_en = VCC;
END IF;
END_OF_FLASH_READ = !PSDVal~ & !F_CS0~ & !W_R~ & DSyncHardReset; -- end of flash read cycle.
					-- not during hard reset config
END_OF_ATM_READ = !PSDVAL~ & !AtmUniCsIn~ & !W_R~ ;					-- end of atm uni m/p i/f read cycle
DataBufEn~ = !((!F_CS0~	#	-- covers also hard reset config
	!CS1~		#
	!AtmUniCsIn~ #			-- provides data-hold for write
	!ToolCs1~		#
	!ToolCs2~		#
!FrmCs_OUT~		)

&(DATA_HOLD.q[] == 0)) ;-- if no hold yet then Enable Data-Buffer IF ( (((END_OF_FLASH_READ # END_OF_ATM_READ ) & (DATA_HOLD.q[] == 0)) #

(DATA_HOLD.q[] != 0)) & !DATA_HOLD_END & DSyncHardReset.Q) THEN

DATA_HOLD.aclr = GND;-- Enable Count

ELSE

DATA_HOLD.aclr = VCC;

END IF;

ToolDataBufEn~ = !((!ToolCs1~ # !ToolCs2~) & (DATA_HOLD.q[] == 0)) ;

%

******************************************************************************

*AUX indication (Use BCSR0)

******************************************************************************

%

IF (!SRESET~ or REGULAR_POWER_ON_RESET or SIGNAL_LAMP_0~ == SIGNAL_LAMP_ON)

THEN	SIG_LAMP0_OUT~ =	GND;
ELSE	SIG_LAMP0_OUT~	= VCC;
END IF;

IF (!HARD_RESET_ACTIVE~ or REGULAR_POWER_ON_RESET or SIGNAL_LAMP_1~ == SIGNAL_LAMP_ON)

THEN	SIG_LAMP1_OUT~	=	GND;
ELSE	SIG_LAMP1_OUT~	=	VCC;
END IF;

%

******************************************************************************

*Eguations for FETH, CODEC, T1 (ch.1-4) enables

******************************************************************************

%

IF (!CODEC_EN~ # (!FETHIEN~ & !T1_234EN~ & T1_1EN~)) THEN

--Case for CODEC-FETH demo --

	CODECEN_OUT_NODE = GND; -- CODEC is		enable
ELSE	CODECEN_OUT_NODE = VCC; -- CODEC is		disable
END IF;
IF (!T1_234EN~ & FETHIEN~) THEN
	T234_EN_OUT_NODE	= GND; -- T1 ch 2-4 are enable
ELSE	T234_EN_OUT_NODE	= VCC; -- T1 ch 2-4 are disable
END IF;
IF (!FETHIEN~) THEN FETHIEN_OUT_NODE = GND; -- FETH is			enable
ELSE	FETHIEN_OUT_NODE = VCC; -- FETH is		disable
END IF;
IF (!T1_1EN~ & CODEC_EN~) THEN
	T1_EN_OUT_NODE	= GND; -- T1 ch.1	is enable
ELSE	T1_EN_OUT_NODE	= VCC; -- T1 ch.1	is disable

MOTOROLA MSC8101ADS RevB User’s Manual C-115

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