h8s-2158 Renesas Electronics Corporation., h8s-2158 Datasheet - Page 617

• Manufacturer Part Number: h8s-2158
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Note:
18.3.7
USBIER0 and USBIER1 provide interrupt enable bits that allow interrupt requests from the USB
function core to the slave CPU.
Bit
7, 6
5
4
3
2
1
0
Bit Name
—
EP4TE
EP3TE
EP2TE
EP1TE
EP0ITE
—
* Only 1 can be written.
USB Interrupt Enable Registers 0 and 1 (USBIER0, USBIER1)
Initial Value R/W
All 0
0
0
0
0
0
0
R
R/(W) * Endpoint 4 Packet Transmission Enable
R/(W) * Endpoint 3 Packet Transmission Enable
R/(W) * Endpoint 2 Packet Transmission Enable
R/(W) * Endpoint 1 Packet Transmission Enable
R/(W) * Endpoint 1 Packet Transmission Enable
R
Description
Reserved
These bits are always read as 0 and cannot be
modified.
Prepares the transmission of RAM-FIFO data for
endpoint 4
0: Normal read value.
1: Prepares the transmission of RAM-FIFO data for
Updates FVSR3 for endpoint 3
0: Normal read value.
1: Updates FVSR3 in endpoint 3-specific FIFO.
Modifies FVSR2 for endpoint 2 if the EP2DIR bit is set
to 1.
0: Normal read value.
1: Updates FVSR2 in endpoint 2-specific FIFO.
Updates FVSR2 for endpoint 1.
0: Normal read value.
1: Updates FVSR1 in endpoint 1-specific FIFO.
Updates FVSR0I for endpoint 0.
0: Normal read value.
1: Updates FVSR0I in endpoint 0-specific FIFO.
Reserved
This bit is always read as 0 and cannot be modified.
endpoint 4. The EP4TE bit must be set 1 for each
IN transfer in one transaction.
Section 18 Universal Serial Bus Interface (USB)
Rev. 3.00 Jan 25, 2006 page 565 of 872
REJ09B0286-0300