Nicron #18 31 января 1997

Железо

Iron - an overview of the microprocessor Zilog Z380, continued.

                          MPU Z380

[Continued. Previous publications - in numbers 17,16,15,14,12,
11,10,9,8,7]

(C) WLODEK BLACK

    Register of the internal space
    I / O devices (EP UVV)

Register Address Mnemonic
                        in the EP UVV

Register-0 chip-select
lower memory chip LMCS0 00000000H

Register-1 chip-select
lower memory chip LMCS1 00000001H

Register-0 chip-select
top memory chip UMCS0 00000002H

Register-1 chip-select
top memory chip UMCS1 00000003H

Register-0 chip-select
secondary memory chips MMCS0 00000004H

Register-1 chip-select
secondary memory chips MMCS1 00000005H

Register-2 chip-select
secondary memory chips MMCS2 00000006H

Register-3 chip-select
secondary memory chips MMCS3 00000007H

Control register ticks
wait (WAIT) for the lower
Memory LMWR 00000008H

Control register ticks
expectations for the upper memory UMWR 00000009H

Register-0 control ticks
expectations for the average memory MMWR0 0000000AH

Register-1 control ticks
expectations for the average memory MMWR1 0000000BH

Register-2 control ticks
expectations for the average memory MMWR2 0000000CH

Register-3 control ticks
expectations for the average memory MMWR3 0000000DH

Control register ticks
waiting for operations
I / O IOWR 0000000EH

Control register ticks
waiting for the regeneration cycle
Memory RFWR 0000000FH

Main Control Register
resolution of the choice of crystals
memory chips MSMER 00000010H

Register-0 bus control
in the I / O IOCR0 00000011H

Register-1 bus control
in the I / O IOCR1 00000012H

Register-0 refresh memory RFSHR0 00000013H

Register-1 memory regeneration RFSHR1 00000014H

Register-2 regeneration memory RFSHR2 00000015H

Register mode control
cost-stop SMCR 00000016H

Interrupt enable register IER 00000017H

Register a common base of
interrupt vectors from inputs
/ INT1, / INT2 and / INT3 AVBR 00000018H

Register flags on the facts
interruptions on errors in the code
Team TRPBK 00000019H

[To be continued].