ST10F296 datasheet(164/346 Pages) STMICROELECTRONICS

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ST10F296E

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ODP8 register

XS1PORT register

This register is enabled and visible only when the XPEN and XASCEN bits of the SYSCON

and XPERCON registers respectively are set. However, when ASC1 is disabled, the

standard P8, DP8 and ODP8 registers must be used to configure pins P8.6 and P8.7.

ODP8 (F1D6h/EBh)

ESFR

Reset value: --00h

987

65432

---

-----

P8.7

P8.6

P8.5

P8.4

P8.3

P8.2

P8.1

P8.0

---

-----

Table 99.

ODP8 register description

Bit

Bit name

Function

7-0

ODP8.y

Port open-drain control register ODP8 bit y

0: Port line P8.y output driver in push-pull mode

1: Port line P8.y output driver in open-drain mode

XS1PORT (E980h)

XBus

Reset value: 0000h

---

XOD

P8.7

XOD

P8.6

---

Table 100.

XS1PORT register description

Bit

Bit name

Function

5, 2

XODP8.y

Port open-drain control register bit y (y = 6, 7 only)

0: Port line P8.y output driver in push-pull mode

1: Port line P8.y output driver in open-drain mode

4, 1

XP8.y

Port data register bit y (y = 6, 7 only)

3, 0

XDP8.y

Port direction register bit y (y = 6, 7 only)

0: Port line P8.y is an input (high impedance)

1: Port line P8.y is an output

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