EZ80190AZ050EC Zilog, EZ80190AZ050EC Datasheet - Page 8
EZ80190AZ050EC
Manufacturer Part Number
EZ80190AZ050EC
Description
IC WEBSERVER 50MHZ XTEMP 100lQFP
Manufacturer
Zilog
Datasheet
1.EZ80190AZ050SG.pdf
(221 pages)
Specifications of EZ80190AZ050EC
Processor Type
eZ80
Features
High Speed, Single-Cycle Instruction-Fetch
Speed
50MHz
Voltage
3.3V
Mounting Type
Surface Mount
Package / Case
100-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
269-3123
Available stocks
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Manufacturer
Quantity
Price
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PS006614-1208
Interrupt Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Direct Memory Access Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Zilog Debug Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
Multiply-Accumulator Control And Data Registers . . . . . . . . . . . . . . . . . . . . . 127
DMA Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
DMA Transfer Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
DMA Channel Priorities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
DMA Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
DMA Control Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
ZDI Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
ZDI Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
ZDI Clock and Data Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
ZDI Start Condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
ZDI Register Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
ZDI Write Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
ZDI Read Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
MACC x DATA Starting Address Register . . . . . . . . . . . . . . . . . . . . . . . . 127
MACC x DATA Ending Address Register . . . . . . . . . . . . . . . . . . . . . . . . . 128
MACC x DATA Reload Address Register . . . . . . . . . . . . . . . . . . . . . . . . . 128
MACC Length Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
MACC y DATA Starting Address Register . . . . . . . . . . . . . . . . . . . . . . . . 129
MACC y DATA Ending Address Register . . . . . . . . . . . . . . . . . . . . . . . . . 130
MACC y DATA Reload Address Register . . . . . . . . . . . . . . . . . . . . . . . . . 130
MACC Control Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
MACC Accumulator Byte 0 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
MACC Accumulator Byte 1 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
MACC Accumulator Byte 2 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
MACC Accumulator Byte 3 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
MACC Accumulator Byte 4 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
MACC Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
DMA Source Address Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
DMA Destination Address Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
DMA Byte Count Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
DMA Control Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
ZDI Single-Bit Byte Separator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
ZDI Single-Byte Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
ZDI Block Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
ZDI Single-Byte Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
ZDI Block Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Product Specification
Table of Contents
viii
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