HT-DV40H (serv.man4) - Sharp Audio Service Manual (repair manual). Page 112

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HT-DV40H
8 – 23
A_IEC_TX/GPIO
195
Input/Output
IEC-958 transmit data
A_DATA[0] / 
GPIO
196
Input/Output
Serial audio data output for channel 1/0 or GPIO
A_DATA[1] / 
GPIO
198
Input/Output
Serial audio data output for channel 3/2 or GPIO
A_DATA[2] / 
GPIO
199
Input/Output
Serial audio data output for channel 5/4 or GPIO
A_DATA[3] / 
GPIO
200
Input/Output
Serial audio data output for channel 7/6 or GPIO
A_LRCK/GPIO
201
Input/Output
PCM data output L/R strobe
A_BCK/GPIO
203
Input/Output
PCM bit clock
A_XCK/GPIO
204
Input/Output
Audio over-sampling clock
UA0_RX/GPIO
205
Input/Output
Audio over-sampling clock
Symbol
Pin #
Input/Output
Description
Priority selection
Function
Dir
gpio_first[3][4] = 1
GPIO[52]
Input/Output
sft_cfg3[8] = 1'b1
IEC_TX (default)
Output
(other)
GPIO[52]
Input/Output
Priority selection
Function
Dir
gpio_first[3][5] = 1
GPIO[53]
Input/Output
sft_cfg3[1] = 1'b1
AU_DATA[0] (default)
Output
(other)
GPIO[53]
Input/Output
Priority selection
Function
Dir
gpio_first[3][6] = 1
GPIO[54]
Input/Output
sft_cfg3[2] = 1'b1
AU_DATA[1] (default)
Output
(other)
GPIO[54]
Input/Output
Priority selection
Function
Dir
gpio_first[3][7] = 1
GPIO[55]
Input/Output
sft_cfg13[8:4] = 5'b10010
ADC_DATA
Output
sft_cfg3[3] = 1'b1
AU_DATA[2] (default)
Output
(other)
GPIO[55]
Input/Output
Priority selection
Function
Dir
gpio_first[3][8] = 1
GPIO[56]
Input/Output
sft_cfg13[3:0] = 4'b0010
IEC_RX
Input
sft_cfg13[8:4] = 5'b10011
ADC_DATA
Input
sft_cfg3[4] = 1'b1
AU_DATA[3] (default)
Output
(other)
GPIO[56]
Input/Output
Priority selection
Function
Dir
gpio_first[3][9] = 1
GPIO[57]
Input/Output
sft_cfg3[6] = 1'b1
AU_LRCK (default)
Input/Output
(other)
GPIO[57]
Input/Output
Priority selection
Function
Dir
gpio_first[3][10] = 1
GPIO[58]
Input/Output
sft_cfg3[0] = 1'b1
AU_BCK (default)
Input/Output
(other)
GPIO[58]
Input/Output
Priority selection
Function
Dir
gpio_first[3][11] = 1
GPIO[59]
Input/Output
sft_cfg3[9] = 1'b1
DAC_XCK (default)
Input/Output
(other)
GPIO[59]
Input/Output
Priority selection
Function
Dir
gpio_first[3][12] = 1
GPIO[60]
Input/Output
sft_cfg2[3:2] = 1
UA0_RXD (default)
Input
sft_cfg3[13:12] = 1
TV_HSYNC
Input/Output
sft_cfg14[10:8] = 3'b011
TV_HSYNC_SRGB
Output
sft_cfg4[15:13] = 3'b011
TV_HSYNC_PC
Output
(other)
GPIO[60]
Input/Output
Display
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