
TCC76x
Specification Rev. 0.07
February 23, 2005
32-bit RISC Microprocessor for Digital Media Player
INTRODUCTION
Preliminary
1-8
Signal Name
Shared Signal
Pin #
Type Description – TCC760
XD[3:0]
128:125
NCS[3:0]
ND_nOE[3:0] / GPIO_B[5:2]
50:47
I/O
External Bus Chip Select [3:0] / NAND Flash Output Enable
[3:0] / GPIO_B[5:2]
ND_nWE
GPIO_B[7]
57
I/O
NAND flash WE.Active low. / GPIO_B[7]
nWE
58
I/O
Static Memory Write Enable signal. Active low.
nOE
59
I/O
Static Memory Output Enable signal. Active low.
READY
73
I
Ready information from external device.
USB/UART/IrDA Interface Pins
USB_DP
GPIO_B[26]
51
I/O
USB Function D+ signal / GPIO_B[26]
USB_DN
GPIO_B[27]
52
I/O
USB Function D- signal / GPIO_B[27]
USBH_DP
GPIO_B[28]
53
I/O
USB Host D+ signal / GPIO_B[28]
USBH_DN
GPIO_B[29]
54
I/O
USB Host D- signal / GPIO_B[29]
UT_TX
GPIO_B[8] / SD_nCS
60
I/O
UART or IrDA TX data / GPIO_B[8] / DDR SDRAM Chip
Select
UT_RX
GPIO_B[9] / IDE_nCS1
61
I/O
UART or IrDARX data / GPIO_B[9] / IDE Chip Select 1
Audio Interface Pins
BCLK
GPIO_B[21] / BM[0]
62
I/O
I2S Bit Clock / GPIO_B[21] / Boot Mode Bit 0
LRCK
GPIO_B[22] / BM[1]
63
I/O
I2S Word Clock / GPIO_B[22] / Boot Mode Bit 1
MCLK
GPIO_B[23]
66
I/O
I2S System Clock / GPIO_B[23]
DAO
GPIO_B[24] / BM[2]
67
I/O
I2S Digital Audio data Output / GPIO_B[24] / Boot Mode
Bit 2
DAI
GPIO_B[25]
68
I/O
I2S Digital Audio data Input / GPIO_B[25]
CD DSP Interface Pins
CBCLK
GPIO_A[1]
105
I/O
CD Data Bit Clock Input / GPIO_A[1]
CLRCK
GPIO_A[2]
106
I/O
CD Data Word Clock Input / GPIO_A[2]
CDAI
GPIO_A[3]
107
I/O
CD Data Input / GPIO_A[3]
External Interrupt Pins
EXINT[3]
GPIO_A[15]
124
I/O
External Interrupt Request [3] / GPIO_A[15]
EXINT[2:0]
GPIO_A[14:12] / FGPIO[14:12] 123:121
I/O
External Interrupt Request [2:0] / GPIO_A[14:12] / FGPIO[14:12]
Camera Interface Pins
CISHS
GPIO_D[17]
92
I/O
Horizontal Sync. Input / GPIO_D[17]
CISVS
GPIO_D[16]
91
I/O
Vertical Sync. Input / GPIO_D[16]
CISCLK
GPIO_D[15]
90
I/O
Clock Input / GPIO_D[15]
CISD[7:4]
CISD[3:0]
GPIO_D[21:18]
GPIO_A[3:0]
96:93
107:104
I/O
Data Input[7:0] / GPIO_D[21:18], GPIO_A[3:0]
General Purpose I/O Pins
GPIO_A[15]
EXINT[3]
124
I/O
GPIO_A[15] / External Interrupt 3
GPIO_A[14:12]
EXINT[2:0] / FGPIO[14:12]
123:121
I/O
GPIO_A[15:12] / External Interrupt 3 ~ 0 / Fast GPIO bits 14 ~ 12
GPIO_A[11]
GPIO_A[10]
GPIO_A[9] / BW[1]
GPIO_A[8] / BW[0]
SDI2 / FGPIO[11] / SCL
FRM2 / FGPIO[10] / SDA
SCK2 / FGPIO[9] / SCL
SDO2 / FGPIO[8] / SDA
118:115
I/O
GPIO_A[11:8] / Bus Width bits 1 ~ 0 / General Purpose Serial I/O 2
Fast GPIO bits 11 ~ 8 / I2C signals.
The status of BW[1:0] is latched at the rising edge of nRESET and
used to determine external bus width. Refer to section “MEMORY
CONTROLLER” for BW[1:0] description.
GPIO_A[7:4]
SDI1 / FGPIO[7]
FRM1 / FGPIO[6]
SCK1 / FGPIO[5]
SDO1 / FGPIO[4]
114
113
111
108
I/O
GPIO_A[7:4] / General Purpose Serial I/O 1 / Fast GPIO bits 7 ~ 4
GPIO_A[3:1]
SDI0 / CDAI / FGPIO[3]
FRM0 / CLRCK / FGPIO[2]
SCK0 / CBCLK / FGPIO[1]
107:105
I/O
GPIO_A[3:1] / General Purpose Serial I/O 0 / CD Interface Signals /
Fast GPIO bits 3 ~ 1