Sharp HT-DV40H Service Manual page 107

Symbol Pin #
AIN_R
189
(8202A only)
GPIO 189
(8202A-256 only)
VM
190
(8202A only)
GPIO 190
(8202A-256 only)
VDD_ADA
191
(8202A only)
VDD_O9
191
(8202A-256 only)
VDD_ADA
192
(8202A only)
VSS_O8/VSS_K8
192
(8202A-256 only)
GPIO 193
GPIO 194
Input/Output
A ADC input (right channel)
Input/Output GPIO
Priority selection
gpio_first[6][7] = 1
sft_cfg13[3:0] = 4'b1111
sft_cfg13[8:4] = 5'b11101
sft_cfg13[14:12] = 3'b111
sft_cfg4[15:13] = 3'b100
sft_cfg11[5:3] = 3'b111
sft_cfg11[11:9] = 3'b010
(other)
A ADC input voltage reference. When not used, connect a 0.1uF to ground.
Input/Output GPIO
Priority selection
gpio_first[6][8] = 1
sft_cfg13[8:4] = 5'b11110
sft_cfg13[14:12] = 3'b111
sft_cfg4[15:13] = 3'b100
sft_cfg4[15:13] = 3'b100
sft_cfg11[5:3] = 3'b111
sft_cfg11[11:9] = 3'b010
(other)
S 3.3V power supply pin for on-chip audio ADC
S I/O power supply pins #9
S Ground pin for on-chip audio ADC
S Chip kernel logic and output shared ground pin #9
Input/Output GPIO
Priority selection
gpio_first[3][2] = 1
sft_cfg13[8:4] = 5'b10001
sft_cfg1[8:6] = 3'b101
sft_cfg14[12:11] = 1
sft_cfg2[9:8] = 1
sft_cfg7[11:8] = 4'b0011
sft_cfg11[11:9] = 3'b010
sfg_cfg15[15:12] = 4'b0001
sft_cfg7[15:14] = 2
sft_cfg7[13:12] = 2
sft_cfg18[5:4] = 2
sft_cfg18[7:6] = 2
(other)
Input/Output GPIO
Priority selection
gpio_first[3][3] = 1
sft_cfg13[3:0] = 4'b0001
sft_cfg11[11:9] = 3'b010
(other)
8 – 22
Description
Function
GPIO[103]
IEC_RX
ADC_DATA
AT_D[8]
TV_HSYNC_PC
TS_FRAME_B
TV_LCD_G_EXT[0]
GPIO[103] (default)
Function
GPIO[104]
ADC_DATA
AT_D[7]
TV_VSYNC_PC
TV_HSYNC_PC
TS_GNT_B
TV_LCD_G_EXT[1]
GPIO[104] (default)
Function
GPIO[50]
ADC_DATA
FL_MEM_CSALL_B
TV_SRGB_DEN
FL_PCMCIA_WAIT_B
VGA_CLK
TV_LCD_B_EXT[0]
FM_GPIOB[7]
CLK27_OUT
CLK54_OUT
CLK48_OUT
CLK108_OUT
GPIO[50] (default)
Function
GPIO[51]
IEC_RX
TV_LCD_B_EXT[1]
GPIO[51] (default)
HT-DV40H
Dir
Input/Output
Input
Input
Input/Output
Output
Input/Output
Output
Input/Output
Dir
Input/Output
Input
Input/Output
Output
Output
Input/Output
Output
Input/Output
Dir
Input/Output
Input
Output
Output
Input
Input
Output
Input/Output
Output
Output
Output
Output
Input/Output
Dir
Input/Output
Input
Output
Input/Output