H8SSLASH2225 datasheet(583/1071 Pages) RENESAS

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Section 14 IEBus™ Controller (IEB) [H8S/2258 Group]

Rev. 5.00 Aug 08, 2006 page 497 of 982

REJ09B0054-0500

14.2

Input/Output Pins

Table 14.6 shows the IEB pin configuration.

Table 14.6 Pin Configuration

Name

Abbreviation I/O

Function

IEBus transmit data pin

Output

Transmit data output pin

IEBus receive data pin

Input

Receive data input pin

14.3

The IEB has the following registers. For the module stop control register, see section 24.1.2,

Module Stop Control Registers A to C (MSTPCRA to MSTPCRC).

• IEBus control register (IECTR)

• IEBUS command register (IECMR)

• IEBus master control register (IEMCR)

• IEBus master unit address register 1 (IEAR1)

• IEBus master unit address register 2 (IEAR2)

• IEBus slave address setting register 1 (IESA1)

• IEBus slave address setting register 2 (IESA2)

• IEBus transmit message length register (IETBFL)

• IEBus transmit buffer register (IETBR)

• IEBus reception master address register 1 (IEMA1)

• IEBus reception master address register 2 (IEMA2)

• IEBus receive control field register (IERCTL)

• IEBus receive message length register (IERBFL)

• IEBus receive buffer register (IERBR)

• IEBus lock address register 1 (IELA1)

• IEBus lock address register 2 (IELA2)

• IEBus general flag register (IEFLG)

• IEBus transmit/runaway status register (IETSR)

• IEBus transmit/runaway interrupt enable register (IEIET)

• IEBus transmit error flag register (IETEF)

• IEBus receive status register (IERSR)

• IEBus receive interrupt enable register (IEIER)

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