Z89340 datasheet(5/30 Pages) ZILOG

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Z89340

Digital Wavetable Engine

DS96DSP0201

P R E L I M I N A R Y

1-5

ISA_IRQ_11

ISA_IRQ_10

ISA_IOCS16

Reserved

ISA_IRQ_05

ISA_IRQ_07

CLKOUT

ISA Interrupt Request 11

ISA Interrupt Request 10

ISA I/O Select 16-Bit Transfer

Reserved

ISA Interrupt Request 05

ISA Interrupt Request 07

Clock Output

Tri-State Output

N/A

Tri-State Output

Output

ISA_DRQ_01

ISA_DACK_01

ISA_DRQ_03

ISA_DACK_03

ISA_IOR

ISA_IOW

ISA DMA Request 01

ISA DMA Acknowledge 01

ISA DMA Request 03

ISA DMA Acknowledge 03

ISA I/O Read

ISA I/O Write

Tri-State Output

Input

Tri-State Output

Input

Input/Output

75–79

ISA_IRQ_09

ISA_RESDRV

ISA_SA00–SA04

VCC

GND

ISA Interrupt Request 09

Chip Reset

ISA Address Bus

Power Supply

Ground

Tri-State Output

Input

Input/Output

–

82–96

99–106

107

108

109–112

ISA_SA05–SA19

ISA_AEN

ISA_I0CHRDY

ISA_SD_00–07

AVDD

ADC_VREF_HI

ADC_0–3

Address Bus

ISA Bus Address Enable

ISA Channel Ready

ISA Data Bus

Analog Supply

ADC Voltage Reference High

Joystick Button 00–03

82–92: I/O; 93-96: Tri O

Input

Open-Drain Output

Input/Output

–

Input

Input/Output

113–116

117

118

119

120

ADC_4–7

ADC_VREF_LO

AGND

MIDI_RX

VCC

Gameport ADC 04–07

ADC Voltage Reference Low

Analog Ground

MIDI Input

Power Supply

Input

–

Input

–

121

122

123

124

125

GND

MIDI_TX

CODEC_SCLK

CODEC_SD_IN

CODEC_SD_OUT

Ground

MIDI Output

Serial Clock Signal

Serial Data In

Serial Data Out

–

Output

Input

Output

126–129

130

131

132

CODEC_STROBE_0–3

VCC

CLK

GND

Serial CODEC Chip Select Strobe

Power Supply

System Clock

Ground

Output

–

Input

–

133–136

137–140

141

142

143

MODE_0–3

AUX_CS0–3

VCC

GND

RAS

Operation Mode Select 00–S3

Auxiliary Chip Select 00–03

Power Supply

Ground

Ext. DRAM Row Address Strobe

Input

Output

Input

–

Output

Table 1. 160-Pin QFP Pin Identiﬁcation

Pin #

Symbol

Function

Direction

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