h8s-2172 Renesas Electronics Corporation., h8s-2172 Datasheet - Page 220

• Manufacturer Part Number: h8s-2172
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family H8s-2100 Series
• Manufacturer: Renesas Electronics Corporation.

Rev. 2.00, 03/04, page 188 of 534
Conditions (1)
Channel 0: Auto request, cycle steal mode
Channel 1: External request, cycle steal mode, low level activation
Bus
Channel 0
DA bit
Channel 1/
Conditions (2)
Channel 1: External request, cycle steal mode, low level activation
Channel 2: Auto request, cycle steal mode
Bus
Channel 1/
Channel 2
DA bit
Conditions (3)
Channel 0: Auto request, cycle steal mode
Channel 2: Auto request, cycle steal mode
Bus
Channel 0
DA bit
Channel 2
DA bit
*
: Bus release
pin
pin
Channel 0
Channel 2
Channel 2
Figure 7.14 Examples of Channel Priority Timing
*
*
*
Channel 0
Channel 2
Channel 2
*
*
*
Channel 0
Channel 1
Channel 0
*
*
*
Channel 1
Channel 2
Channel 0
*
*
*
Channel 1
Channel 2
Channel 1
*
*
*
Channel 1