CS98100 Cirrus Logic, Inc., CS98100 Datasheet - Page 55

• Manufacturer Part Number: CS98100
• Description: DVD Video Processor With Progressive Scan
• Manufacturer: Cirrus Logic, Inc.

6.11
The CS98100 provides a number of GPIO pins,
each with individual output three-state controls.
There are eight dedicated GPIO pins, which can
also be used to generate internal interrupts based on
edge or level events on the pins. Two groups of ad-
57, 56, 26, 25,
24, 23, 22, 138
146, 147,
148, 143, 142, 140,
139, 136, 134, 132,
131, 130, 121,
118, 117, 115,
111, 110, 109,
107, 106, 105
69, 66, 67,
68, 158, 91, 92, 93,
94, 123, 124,
162, 163, 164, 165,
166, 167, 168, 170,
171, 172, 173,
88, 89, 90
General Purpose Input/Output (GPIO)
Pin
112,
108,
145,
160,
119,
87,
GPIO[7:0]
GPIO_2[2
5:24]
GPIO_2[2
3:20]
GPIO_2[1
9:16]
GPIO_2[1
5:12]
GPIO_2[1
1:8]
GPIO_2[7:
4]
GPIO_2[3:
0]
GPIO_D[2
6:24]
GPIO_D[2
3:20]
GPIO_D[1
9:16]
GPIO_D[1
5:12]
GPIO_D[1
1:8]
GPIO_D[7:
4]
GPIO_D[3:
0]
Signal
Name
Table 26. General Purpose I/O Interface Pin Assignments
Type
B
B
B
8 General purpose I/O on dedicated pins
28 General purpose I/Os, redefined from following pins:
SDA1, SCL1, AIN_LRCK, AIN_DATA,
AUD_DO_3, AUD_DO_2, AUD_DO_1, AUD_BCK, SER_CLK,
SER_DI, SER_DO, SER_RDY, VDAT_7, VDAT_6, VDAT_5,
VDAT_4, VDAT_3, VDAT_2, VDAT_1, VDAT_0
27 General purpose I/Os, redefined from following pins:
H_ALE, H_A_2, H_A_1, H_A_0, H_RDY, H_CS_3, H_CS_2,
H_CS_1, H_CS_0, H_WR, H_RD, H_D_15, H_D_14, H_D_13,
H_D_12, H_D_11, H_D_10, H_D_9, H_D_8, H_D_7, H_D_6,
H_D_5, H_D_4, H_D_3, H_D_2, H_D_1, H_D_0
DVDS_VLD, DVDS_SOS, DVDS_DAT, CLK27_O, SDA2, SCL2,
ditional pins may also be re-defined as GPIOs if not
required for other functions. Each of these addi-
tional pins has its own control register bit to select
either GPIO or normal function for the pin.
Description
CS98100
55