Z8018006PEC Zilog, Z8018006PEC Datasheet - Page 68
Z8018006PEC
Manufacturer Part Number
Z8018006PEC
Description
IC 6MHZ Z180 CMOS ENH MPU 64-DIP
Manufacturer
Zilog
Datasheet
1.Z8018006PSG.pdf
(85 pages)
Specifications of Z8018006PEC
Processor Type
Z180
Features
8-Bit, Enhanced Z80 Megacell
Speed
6MHz
Voltage
5V
Mounting Type
Through Hole
Package / Case
64-DIP (0.750", 19.05mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
269-3005
- Current page: 68 of 85
- Download datasheet (2Mb)
DMA I/O Address Register Channel 1B
DMA Status Register (DSTAT: I/O Address = 30h)
PS014004-1106
DMA I/O Address Register Channel 1B
DMA Status Register (DSTAT)
Bit
Mnemonic IAR1B (Address 2D)
DSTAT
also indicates DMA transfer status, in other words, completed or in progress.
Mnemonic DSTAT (Address 30)
DE1: DMA Enable Channel 1 (bit 7)—When
enabled. When a DMA transfer terminates (
When
made to the CPU.
To perform a software
WRITE
DE1
DE1
DE0: DMA Enable Channel 0 (bit 6)—When
enabled. When a DMA transfer terminates (
R/W
DE1
to
is cleared to
7
Figure 65. DMA Status Register (DSTAT: I/O Address = 30h)
DE1 = 0
1
is used to enable and disable DMA transfer and DMA termination interrupts.
access. Writing
enables channel 1 DMA and automatically sets
Figure 64. DMA I/O Address Register Channel 1B
R/W
DE0
6
and the DMA interrupt is enabled (
0
during
—
DWE1
W
5
3
WRITE
DE1
—
RESET
2
DWE0
to
W
—
4
to
0
DMA I/O Channel B Address
DE1
disables channel 1 DMA, but DMA is restartable. Writing
1
.
—
DIE1
R/W
,
DWE1
3
0
BCR1 = 0
BCR0 = 0
DIE0
R/W
must be written with
2
DIE1 = 1
DE1 = 1
DE0 = 1
),
),
1
DE1
DE0
DME
and
), a DMA interrupt request is
and
is reset to
is reset to
DME
(DMA Main Enable) to
DME = 1
DME = 1
R
0
0
during the same register
Microprocessor Unit
0
0
, channel 1 DMA is
, channel 0 DMA is
by the DMAC.
by the DMAC.
Architecture
Z80180
DSTAT
1
.
62
Related parts for Z8018006PEC
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Microprocessor Unit
Manufacturer:
ZiLOG Semiconductor
Datasheet:
Part Number:
Description:
Z80180 EMULATOR
Manufacturer:
Zilog
Datasheet:
Part Number:
Description:
Z80180, Z8s180, Z8l180 Mpu Operation
Manufacturer:
ZiLOG Semiconductor
Datasheet:
Part Number:
Description:
Communication Controllers, ZILOG INTELLIGENT PERIPHERAL CONTROLLER (ZIP)
Manufacturer:
Zilog, Inc.
Datasheet:
Part Number:
Description:
KIT DEV FOR Z8 ENCORE 16K TO 64K
Manufacturer:
Zilog
Datasheet:
Part Number:
Description:
KIT DEV Z8 ENCORE XP 28-PIN
Manufacturer:
Zilog
Datasheet:
Part Number:
Description:
DEV KIT FOR Z8 ENCORE 8K/4K
Manufacturer:
Zilog
Datasheet:
Part Number:
Description:
KIT DEV Z8 ENCORE XP 28-PIN
Manufacturer:
Zilog
Datasheet:
Part Number:
Description:
DEV KIT FOR Z8 ENCORE 4K TO 8K
Manufacturer:
Zilog
Datasheet:
Part Number:
Description:
CMOS Z8 microcontroller. ROM 16 Kbytes, RAM 256 bytes, speed 16 MHz, 32 lines I/O, 3.0V to 5.5V
Manufacturer:
Zilog, Inc.
Datasheet:
Part Number:
Description:
Low-cost microcontroller. 512 bytes ROM, 61 bytes RAM, 8 MHz
Manufacturer:
Zilog, Inc.
Datasheet:
Part Number:
Description:
Z8 4K OTP Microcontroller
Manufacturer:
Zilog, Inc.
Datasheet:
Part Number:
Description:
CMOS SUPER8 ROMLESS MCU
Manufacturer:
Zilog, Inc.
Datasheet:
Part Number:
Description:
SL1866 CMOSZ8 OTP Microcontroller
Manufacturer:
Zilog, Inc.
Datasheet: