Philips DVDR980/001 Service Manual page 236

EN 236 9. DVDR980-985 /0X1
STi5508
Pin number Pin name
130 CPU_RW
128 CPU_BE[0]
129 CPU_BE[1]
139 CPU_CAS0
140 CPU_CAS1
135 CPU_CE[0]
134 CPU_CE[1]
133 CPU_CE[2]
132 CPU_CE[3]
118 CPU_RAM_CLK
117 CPU_OE
Interrupt
127 IRQ[0]
126 IRQ[1]
125 IRQ[2]
Timers
116 PWM0
115 PWM1
114 PWM2
JTAG
113 TCK
112 TDI
111 TDO
110 TMS
109
TRST
Front-end
16 B_DATA
17 B_BCLK
18 B_FLAG
19 B_SYNC
20 B_WCLK
21 B_V4
22 NRSS_OUT
Video DAC
27, 26, 25 R_OUT, G_OUT, B_OUT R_OUT, G_OUT, B_OUT
32, 33, 34 Y_OUT, C_OUT,
CV_OUT
29 I_REF_RGB
28 V_REF_RGB
36 I_REF_YCC
Circuit-, IC Descriptions and List of Abbreviations
Main function
READ-NOT WRITE
BYTE 0 ENABLE
BYTE 1 ENABLE
DRAM CAS0
DRAM
DRAM_RAS0
CHIP SEL. BANK 1
CHIP SEL. BANK 2
CHIP SEL. BANK 3
SDRAM CLOCK
OUTPUT ENABLE
IRQ[0] (SERVO_IRQ)
IRQ[1] (ATAPI IRQ)
IRQ[2] (MD_IRQ)
Pulse Width Modula 0
Pulse Width Modula1
Pulse Width Modula 2
TEST CLOCK
TEST DATA IN
TEST DATA OUT
TEST MODE SELECT
4 TEST RESET
I2S DATA
I2S BIT CLOCK
I2S ERROR FLAG DVD
I2S SECTOR/ABS TIME
I2S WORD CLOCK
I2S VERSATILE INPUT PIN NRSS_IN
NRSS OUT
Y_OUT, C_OUT, CV_OUT
I_REF_DAC_RGB
V_REF_DAC_RGB
I_REF_DAC_YCC
Table 1 Pins sorted by function
Alternate function
Input Output
NOT_SDRAM_WE
DQM[0]
DQM[1]
SDRAM_CAS/
CPU_ADR[22]
NOT_SDRAM_CS0
SDRAM_RAS
CS_SUB_BANK3
HSYNC
3
BOOT FROM ROM
VSYNC
SER_DATA
SER_BCLK
SER_VALID
SER_SYNC
NRSS CLOCK
2 Pin data
Type
O
O
O
O
O
O
O
O
O
O
I/O
I
I
I
O
I/O
O
I
I
O
I
I
I
I
I
I
I/O
I
O
O
O
I
I
I