2 900/h1 cpu i/f, 1 sfrs – Toshiba H1 Series User Manual

Page 372

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TMP92CZ26A

92CZ26A-369

3.16.2 900/H1 CPU I/F

The 900/H1 CPU I/F is a bridge between 900/H1 CPU and UDC and it mainly works

following operations.

• INTUSB (interrupt from UDC) generation
• A bridge for SFR
• USB clock control (48 MHz)

3.16.2.1 SFRs

The 900/H1 CPU I/F have following SFRs to control UDC and USB transceiver.

• USB control

USBCR1

(USB control register 1)

• USB interrupt control

USBINTFR1

(USB interrupt flag register 1)

USBINTFR2

(USB interrupt flag register 2)

USBINTFR3

(USB interrupt flag register 3)

USBINTFR4

(USB interrupt flag register 4)

USBINTMR1

(USB interrupt mask register 1)

USBINTMR2

(USB interrupt mask register 2)

USBINTMR3

(USB interrupt mask register 3)

USBINTMR4

(USB interrupt mask register 4)

Figure 3.16.2 900/H1 CPU I/F SFR

Address

Read/Write

SFR

Symbol

07F0H R/W

USBINTFR1

07F1H R/W

USBINTFR2

07F2H R/W

USBINTFR3

07F3H R/W

USBINTFR4

07F4H R/W

USBINTMR1

07F5H R/W

USBINTMR2

07F6H R/W

USBINTMR3

07F7H R/W

USBINTMR4

07F8H R/W

USBCR1

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