12

TSS901E

Rev. C – 24-Aug-01

TSS901E GPIO control

registers

These registers are only enabled when the TSS901E is configured for "control by link"

using the ’BOOTLINK’ pin.

Port Width / Address

(hex)

Register

Function

Reset Value

(hex)

Access

32

16

8

70

71

72

73

GPIO_DIR0

GPIO_DIR1

GPIO_DIR2

GPIO_DIR3

GPIO direction register 0

GPIO direction register 1

GPIO direction register 2

GPIO direction register 3

00

00

00

00

r / w

r / w

r / w

r / w

74

75

76

77

GPIO_DATA0

GPIO_DATA1

GPIO_DATA2

GPIO_DATA3

GPIO data register 0

GPIO data register 1

GPIO data register 2

GPIO data register 3

00

00

00

00

r / w

r / w

r / w

r / w