TCC76x
Specification Rev. 0.07
February 23, 2005
32-bit RISC Microprocessor for Digital Media Player
INTRODUCTION
Preliminary
1-13
Signal Name
Shared Signal
Pin # Type Description – TCC761
GPIO_B[20:17]
ACBIAS
PXCLK
VSYNC
HSYNC
168
167
166
165
I/O
GPIO_B[20:17] / LCD Interface Signals
GPIO_B[16:14]
CDAI
CLRCK
CBCLK
87
86
85
I/O
GPIO_B[16:14] / CD Interface Signals
GPIO_B[13:10]
SDI13
FRM3
SCK3
SDO3
11:8
I/O
GPIO_B[13:10] / General Purpose Serial I/O 3
GPIO_B[9]
UT_RX
100
I/O
GPIO_B[9] / UART RX Signal
GPIO_B[8]
UT_TX / SD_nCS
99
I/O
GPIO_B[8] / UARTTX Signal / DDR SDRAM Chip Select.
GPIO_B[7]
ND_nWE
96
I/O
GPIO_B[7] / Write enable for NAND flash
GPIO_B[6]
IDE_nCS1
94
I/O
GPIO_B[6] / Chip select 1 for IDE Interface
GPIO_B[5:2]
nCS[3:0]
84:81
I/O
GPIO_B[5:2] / External Chip Select 3 ~ 0
GPIO_B[1]
SD_nCS / SD_nCLK
80
I/O
GPIO_B[1] / Chip select for SDRAM / Inverted Clock for DDR
SDRAM.
GPIO_B[0]
SD_CKE
95
I/O
GPIO_B[0] / SDRAM clock control
GPIO_C[15:0]
XD[31:24]
XD[23:16]
76:69
31:24
I/O
GPIO_C[15:0] / External Data Bus [31:16]
GPIO_D[14]
GPIO_D[13:10]
GPIO_D[9:8]
GPIO_D[7:6]
GPIO_D[5:4]
GPIO_D[3:1]
GPIO_D[0]
200
196:193
188:187
173, 93
64, 62
44:42
21
I/O
GPIO_D[14:0]
GPIO_D[21:18]
FGPIO[14:11] / CISD[7:4]
156:153
I/O
GPIO_D[21:18] / Fast GPIO bits 14 ~11 / Camera Interface Data
Inputs 3 ~ 0. Internal pull-up resistors are enabled at reset.
GPIO_D[17]
FGPIO[10] / SCL / CISHS
152
I/O
GPIO_D[17] / Fast GPIO bit 10/ I2C SCL / Camera Interface Hsync.
GPIO_D[16]
FGPIO[9] / SDA/ CISVS
151
I/O
GPIO_D[16] / Fast GPIO bit 9 / I2C SDA/ Camera Interface Vsync.
GPIO_D[15]
FGPIO[8] / CISCLK
150
I/O
GPIO_D[15] / Fast GPIO bit 8 / Camera Interface Clock
ADC Input Pins
ADIN[7:0]
143:136
AI
General purpose multi-channelADC inputs 7 ~ 0
Clock Pins
XIN
119
I
Main Crystal Oscillator Input for PLL. 12MHz Crystal
must be used if USB Boot Mode is required. Input
voltage must not exceed VDD_OSC (1.95V max).
XOUT
120
O
Main Crystal Oscillator Output for PLL
XFILT
132
AO
PLL filter output
XTIN
110
I
Sub Crystal Oscillator Input. 32.768kHz is recommended.
Input voltage must not exceed VDD_OSC (1.95V max).
XTOUT
111
O
Sub Crystal Oscillator Output
Mode Control Pins
MODE1
159
I
Mode Setting Input 1. Pull-down for normal operation
PKG1
149
I
Package ID1. Pull-up for normal operation
PKG0
148
I
Package ID0. Pull-down for normal operation
nRESET
117
I
System Reset. Active low.
JTAG Interface Pins
TDI
160
I
JTAG serial data input forARM940T
TMS
161
I
JTAG test mode select forARM940T
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