h8s-2111b Renesas Electronics Corporation., h8s-2111b Datasheet - Page 409

• Manufacturer Part Number: h8s-2111b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Bit
5
4
Bit Name
IRQBSY
LRSTB
Initial
Value Slave Host Description
0
0
R
—
R/W
—
—
SERIRQ Busy
Indicates that the host interface's SERIRQ signal is
engaged in transfer processing.
0: SERIRQ transfer frame wait state
[Clearing conditions]
•
•
•
1: SERIRQ transfer processing in progress
[Setting condition]
•
LPC Software Reset Bit
Resets the host interface. For the scope of initialization
by an LPC reset, see section 15.4.4, Host Interface
Shutdown Function (LPCPD).
0: Normal state
[Clearing conditions]
•
•
1: LPC software reset state
[Setting condition]
•
LPC hardware reset or LPC software reset
LPC hardware shutdown or LPC software shutdown
End of SERIRQ transfer frame
Start of SERIRQ transfer frame
Writing 0
LPC hardware reset
Writing 1 after reading LRSTB = 0
Rev. 1.00, 05/04, page 375 of 544