Z8018008VEC Zilog, Z8018008VEC Datasheet - Page 63
![IC 8MHZ Z180 CMOS ENH MPU 68PLCC](/photos/6/71/67199/269-68-plcc_sml.jpg)
Z8018008VEC
Manufacturer Part Number
Z8018008VEC
Description
IC 8MHZ Z180 CMOS ENH MPU 68PLCC
Manufacturer
Zilog
Datasheet
1.Z8018006PSG.pdf
(85 pages)
Specifications of Z8018008VEC
Processor Type
Z180
Features
8-Bit, Enhanced Z80 Megacell
Speed
8MHz
Voltage
5V
Mounting Type
Surface Mount
Package / Case
68-LCC (J-Lead)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
269-3012
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
Z8018008VEC
Manufacturer:
ZILOG
Quantity:
5 530
Company:
Part Number:
Z8018008VEC
Manufacturer:
ZILOG
Quantity:
6 250
Part Number:
Z8018008VEC00TR
Manufacturer:
ZILOG
Quantity:
20 000
DMA Byte Count Register Channel 0
DMA Byte Count Register
PS014004-1106
DMA Byte Count Register Channel 0L
Note:
Note:
Table 15. DMA Transfer Requests
(
ister contains 16 bits and may specify up to 64 KB transfers. When one byte is transferred,
the register is decremented by 1. If n bytes are transferred, n must be stored before the DMA
operation.
Mnemonic BCR0L: Address 26h
A19*
X
X
X
X
BCRO: I/O ADDRESS = 26h to 27h
In the
package version of CP-68.
All DMA Count Register channels are undefined during
A18
X
X
X
X
R1
Figure 54. DMA Byte Count Register 0L
7
and Z Mask, these DMA registers are expanded from 4 bits to 3 bits in the
A17
0
0
1
1
6
A16
0
1
0
1
5
4
) specifies the number of bytes to be transferred. This reg-
DMA Transfer Request
DREQ0
TDR0 (ASCI0)
TDR1 (ASCI1)
Not Used
3
Counting Data
2
1
0
RESET
Microprocessor Unit
.
Architecture
Z80180
57