Z85C3008PSG Zilog, Z85C3008PSG Datasheet - Page 3

• Manufacturer Part Number: Z85C3008PSG
• Description: IC 8MHZ Z8500 CMOS SCC 40-DIP
• Manufacturer: Zilog
• Series: SCCr

Specifications of Z85C3008PSG

• Processor Type: Z80
• Features: Error Detection and Multiprotocol Support
• Speed: 8MHz
• Voltage: 5V
• Mounting Type: Through Hole
• Package / Case: 40-DIP (0.620", 15.75mm)
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Cpu Speed: 8MHz
• Digital Ic Case Style: DIP
• No. Of Pins: 40
• Supply Voltage Range: 5V
• Operating Temperature Range: 0°C To +70°C
• Svhc: No SVHC (18-Jun-2010)
• Base Number: 85
• Rohs Compliant: Yes
• Clock Frequency: 8MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 269-3930; Q2456016A; Z85C3008PSG

UM010901-0601
Chapter 1. General Description
Chapter 2. Interfacing the SCC/ESCC
1.1
1.2
1.3
1.4
2.1
2.2
2.3
2.4
2.5
2.6
Introduction .................................................................................................................................... 1-1
1.4.1
1.4.2
1.4.3
Introduction .................................................................................................................................... 2-1
Z80X30 Interface Timing ................................................................................................................ 2-1
2.2.1
2.2.2
2.2.3
2.2.4
2.2.5
2.2.6
2.2.7
2.3.1
2.3.2
2.3.3
2.3.4
2.3.5
2.3.6
2.3.7
Interface Programming ................................................................................................................ 2-15
2.4.1
2.4.2
2.4.3
2.4.4
2.4.5
2.4.6
2.4.7
2.4.8
2.4.9
Block/DMA Transfer ..................................................................................................................... 2-33
2.5.1
2.5.2
2.6.1
2.6.2
SCC’s Capabilities ......................................................................................................................... 1-2
Block Diagram ............................................................................................................................... 1-4
Pin Descriptions ............................................................................................................................. 1-5
Z85X30 Interface Timing ............................................................................................................. 2-10
Test Functions ............................................................................................................................. 2-41
Pins Common to both Z85X30 and Z80X30 .................................................................... 1-7
Pin Descriptions, (Z85X30 Only) ...................................................................................... 1-8
Pin Descriptions, (Z80X30 Only) ...................................................................................... 1-9
Z80X30 Read Cycle Timing ............................................................................................. 2-2
Z80X30 Write Cycle Timing .............................................................................................. 2-3
Z80X30 Interrupt Acknowledge Cycle Timing .................................................................. 2-4
Z80X30 Register Access .................................................................................................. 2-5
Z80C30 Register Enhancement ....................................................................................... 2-8
Z80230 Register Enhancements ...................................................................................... 2-8
Z80X30 Reset .................................................................................................................. 2-9
Z85X30 Read Cycle Timing ........................................................................................... 2-10
Z85X30 Write Cycle Timing ............................................................................................ 2-11
Z85X30 Interrupt Acknowledge Cycle Timing ................................................................ 2-11
Z85X30 Register Access ................................................................................................ 2-12
Z85C30 Register Enhancement ..................................................................................... 2-14
Z85C30/Z85230 Register Enhancements ...................................................................... 2-14
Z85X30 Reset ................................................................................................................ 2-15
I/O Programming Introduction ........................................................................................ 2-15
Polling ............................................................................................................................ 2-16
Interrupts ........................................................................................................................ 2-16
Interrupt Control ............................................................................................................. 2-17
Daisy-Chain Resolution .................................................................................................. 2-19
Interrupt Acknowledge ................................................................................................... 2-21
The Receiver Interrupt ................................................................................................... 2-21
Transmit Interrupts and Transmit Buffer Empty Bit ........................................................ 2-25
External/Status Interrupts ............................................................................................... 2-31
Block Transfers .............................................................................................................. 2-33
DMA Requests ............................................................................................................... 2-36
Local Loopback .............................................................................................................. 2-41
Auto Echo ....................................................................................................................... 2-41
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