ia186es Innovasic Semiconductor Inc., ia186es Datasheet - Page 58

• Manufacturer Part Number: ia186es
• Description: 8-bit/16-bit Microcontrollers
• Manufacturer: Innovasic Semiconductor Inc.

IA186ES/IA188ES
8-Bit/16-Bit Microcontrollers
4.22
See
specify the following:
Destination Address Ch. 1
Destination Address Ch. 0
Section 5.1.10, D1CON (0dah) and D0CON
20-bit Adder/Subtractor
Transfer Counter Ch. 1
Transfer Counter Ch. 0
Source Address Ch. 1
Source Address Ch. 0
DMA Channel Control Registers
Whether the data destination is in memory or I/O space (Bit [15])
Whether the destination address is incremented, decremented, or unchanged after each
transfer (Bits [14–13])
Whether the data source is in memory or I/O space (Bit [12])
Whether the source address is incremented, decremented, or unchanged after each
transfer (Bits [11–10])
®
Channel Control Register 1
Channel Control Register 0
Internal Address/Data Bus
Figure 10. DMA Unit
UNCONTROLLED WHEN PRINTED OR COPIED
Control Logic
Control
Adder
Logic
DMA
16
Page 58 of 154
IA211050902-15
(0cah). The DMA channel control registers
Interrupt Request
Selection
Request
Logic
Timer Request
December 24, 2008
http://www.Innovasic.com
Customer Support:
Data Sheet
1-888-824-4184
drq0
drq1