AM29240EH AMD [Advanced Micro Devices], AM29240EH Datasheet - Page 2

• Manufacturer Part Number: AM29240EH
• Description: Enhanced High-Performance RISC Microcontrollers
• Manufacturer: AMD [Advanced Micro Devices]

Am29240EH MICROCONTROLLER BLOCK DIAGRAM
Am29245EH MICROCONTROLLER BLOCK DIAGRAM
2
Memory
Memory
4
4
Space
Space
ROM
ROM
Printer/Scanner
Video
4
Printer/Scanner
Video
4
ROM
Chip Selects
ROM
Chip Selects
6
4
Serial
Data
Serial
Data
Control/Status
Control/Status
Parallel Port
Parallel Port
Chip Selects
Chip Selects
Lines
Lines
Parallel Port
Parallel Port
Deserializer
Deserializer
Serial Ports
Serial Port
Serializer/
Serializer/
Controller
Controller
Controller
Controller
Controller
Controller
PIA
PIA
6
6
ROM
ROM
Single
Am29240 EH Microcontroller Series
PIA
PIA
Dual
MEMCLK
MEMCLK
6
6
STAT
STAT
Address
Address
P R E L I M I N A R Y
Bus
Bus
Am29000 CPU
32x32 Multiply
4
4
Am29000 CPU
JTAG
JTAG
Peripherals
Peripherals
2K DCache
4K ICache
4K ICache
MMU
MMU
24
24
5
5
Control
Control
Clock/
Clock/
Lines
Lines
32
32
Instruction/Data
Bus
Instruction/Data
Bus
DRAM Controller
DRAM Controller
8
8
4-Channel DMA
2-Channel DMA
Programmable
Programmable
Timer/Counter
Timer/Counter
Controller
Controller
Controller
Controller
11
Interrupt
7
Interrupt
I/O Port
I/O Port
4 DREQ
2 DREQ
4 DACK
2 DACK
GREQ/GACK/TDMA
GREQ/GACK/TDMA
Interrupts, Traps
Interrupts, Traps
I/O
I/O
16
16
RAS/CAS
RAS/CAS
DRAM
DRAM
4/4
4/4
6
6