Sharp HT-DV40H, Service Manual

Page: 96 / 160

HT-DV40H
8 – 11
R_CS4_B/GPIO 76 Input/Output
ROM / SRAM / flash chip select #4 or GPIO
R_CS3_B/GPIO 77 Input/Output
ROM / SRAM / flash chip select #3 or GPIO
R_CS2_B/GPIO 78 Input/Output
ROM / SRAM / flash chip select #2 or GPIO
R_CS1_B/GPIO 79 Input/Output
ROM / SRAM / flash chip select #1 or GPIO
RST_B 80 Input System reset (active low reset)
IR_IN/GPIO 81 Input/Output GPIO
VFD_CLK/GPIO 82 Input/Output GPIO[21] for VFD_CLK
VFD_STB/GPIO 83 Input/Output GPIO[22] for VFD_STB
VFD_DATA/GPIO 84 Input/Output GPIO[23] for VFD_DATA
R_A0 85 Input/Output ROM / SRAM / flash address bus bit [0] (256pin package)
Symbol Pin # Input/Output Description
Priority selection Function Dir
gpio_first[1][0] = 1 GPIO[16]
Input/Output
sft_cfg1[3] = 1'b1 R_CS4_B (default)
Output
sft_cfg13[3:0] = 4'b0111 IEC_RX
Input
sft_cfg13[8:4] = 5'b00110 ADC_DATA
Input
sft_cfg13[11:9] = 3'b001 AT_ADR[2]
Output
sft_cfg13[11:9] = 3'b011 AT_DMARQ
Input
{sft_cfg20[0],sft_cfg7[5:4]} = 3'b011 656_DATA[7]
Output
{sft_cfg20[1],sft_cfg19[5:4]} = 3'b011 HD_DATA[7]
Output
{sft_cfg20[2],sft_cfg14[7:6]} = 3'b011 SRGB_DATA[7]
Output
sft_cfg11[5:3] = 3'b011 EXT_TS_CLK
Input
sfg_cfg17[3:0] = 4'b0011 FM_GPIOB[19]
Input/Output
sfg_cfg17[7:7] = 4'b1000 FM_GPIOB[20]
Input/Output
sfg_cfg17[15:12] = 4'b1000 FM_GPIOB[26]
Input/Output
(other) GPIO[16]
Input/Output
Priority selection Function Dir
gpio_first[1][1] = 1 GPIO[17]
Input/Output
sft_cfg1[2] = 1'b1 R_CS3_B (default)
Output
sft_cfg13[3:0] = 4'b1000 IEC_RX
Input
sft_cfg13[8:4] = 5'b00111 ADC_DATA
Input
sft_cfg13[11:9] = 3'b001 AT_ADR[0]
Output
sft_cfg13[11:9] = 3'b011 AT_INTRQ
Input
sft_cfg14[10:8] = 3'b001 TV_HSYNC_SRGB
Output
sft_cfg11[5:3] = 3'b011 TS_FRAME_B
Input/Output
(other) GPIO[17]
Input/Output
Priority selection Function Dir
gpio_first[1][2] = 1 GPIO[18]
Input/Output
sft_cfg1[1] = 1'b1 R_CS2_B (default)
Output
sft_cfg13[8:4] = 5'b01000 ADC_DATA
Input
sft_cfg14[10:8] = 3'b001 TV_VSYNC_SRGB
Output
sft_cfg11[5:3] = 3'b011 TS_GNT_B
Input/Output
(other) GPIO[18]
Input/Output
Priority selection Function Dir
gpio_first[1][3] = 1 GPIO[19]
Input/Output
sft_cfg1[0] = 1'b1 R_CS1_B (default)
Output
sft_cfg13[8:4] = 5'b01001 ADC_DATA
Input
(other) GPIO[19]
Input/Output
Priority selection Function Dir
gpio_first[1][4] = 1 GPIO[20]
Input/Output
sft_cfg8[0] = 1'b1 IR_IN,GPIO[20]
Input
(other) GPIO[20] (default)
Input/Output