ucb1400 NXP Semiconductors, ucb1400 Datasheet - Page 41

• Manufacturer Part Number: ucb1400
• Description: Audio Codec With Touch Screen Controller And Power Management Monitor
• Manufacturer: NXP Semiconductors

Philips Semiconductors
9397 750 09611
Product data
12.11 IO Data register (index 0x5A)
12.12 IO Direction register (index 0x5C)
Table 32:
Register address: 0x5A; default: 0000
Table 33:
Table 34:
Register address: 0x5C; default: 0000
Table 35:
Bit
D15 - D10
D9 - D0
Bit
D15 - D10
D9 - D0
Bit
Symbol
Bit
Symbol
Bit
Symbol
Bit
Symbol
IO Data register
Description of IO Data register bits
IO Direction register
Description of IO Direction register bits
IOD7
D15
D15
IO7
D7
D7
X
X
Symbol
X
IO9 - IO0
Symbol
X
IOD9 - IOD0
Rev. 02 — 21 June 2002
IOD6
D14
D14
IO6
D6
D6
X
X
Type
R
RW
Type
R
RW
IOD5
D13
D13
IO5
D5
D5
X
X
Description
Reserved.
When read, this register returns the actual state of
all IO pins. When written, each register bit will be
transferred to the corresponding IO pin
programmed as output.
Description
Reserved.
If a bit is ‘1’, the associated IO pin is defined as
output.
If a bit is ‘0’, the associated IO pin is defined as
input.
IOD4
Audio codec with touch screen controller
D12
D12
IO4
D4
D4
X
X
IOD3
and power management monitor
D11
D11
IO3
D3
D3
X
X
© Koninklijke Philips Electronics N.V. 2002. All rights reserved.
IOD2
D10
D10
IO2
D2
D2
X
X
UCB1400
IOD9
IOD1
IO9
IO1
D9
D1
D9
D1
IOD8
IOD0
41 of 63
IO8
IO0
D8
D0
D8
D0