TCC76x
Specification Rev. 0.07
February 23, 2005
32-bit RISC Microprocessor for Digital Media Player
INTRODUCTION
Preliminary
1-23
Signal Name
Shared Signal
Ball
Type Description – TCC766
GPIO_D[16]
FGPIO[9] / SDA
C15
I/O
GPIO_D[16] / Fast GPIO bit 9 / I2C SDA
GPIO_D[15]
FGPIO[8]
D14
I/O
GPIO_D[15] / Fast GPIO bit 8
ADC Input Pins
ADIN0
H12
AI
General purpose multi-channelADC input 0
ADIN2
G13
AI
General purpose multi-channelADC input 2
ADIN4
G14
AI
General purpose multi-channelADC input 4
Clock Pins
XIN
L16
I
Main Crystal Oscillator Input for PLL. Input voltage must
not exceed VDD_OSC (1.95V max).
XOUT
K15
O
Main Crystal Oscillator Output for PLL
XFILT
J13
AO
PLL filter output
XTIN
L11
I
Sub Crystal Oscillator Input. 32.768kHz is recommended.
Input voltage must not exceed VDD_OSC (1.95V max).
XTOUT
L12
O
Sub Crystal Oscillator Output
XSCI
A6
I
Crystal Oscillator Input for USB 2.0
XSCO
B5
O
Crystal Oscillator Output for USB 2.0
JTAG Interface Pins
TDI
F12
I
JTAG serial data input for ARM940T
TMS
B13
I
JTAG test mode select for ARM940T
TCK
C12
I
JTAG test clock for ARM940T
TDO
A13
I/O
JTAG serial data output for ARM940T. External pull-up resistor
is required to prevent floating during normal operation.
nTRST
D11
I
JTAG reset signal for ARM940T. Active low.
Mode Control Pins
MODE1
D13
I
Mode Setting Input 1. Used for programming internal NOR
flash. Pull-down for normal operation.
PKG
E13
I
Package ID, Pull-up for normal operation.
nRESET
L8
I
System Reset. Active low.
USB 2.0 Interface Pins
DMRS
D2
I/O
USB 1.1 D- signal.
Connect to external series resistor (39Ω±1%).
DPRS
C1
I/O
USB 1.1 D+ signal.
Connect to external series resistor (39Ω±1%).
DM
B3
I/O
USB 2.0 D- signal.
DP
C4
I/O
USB 2.0 D+ signal.
RREF
C5
I
Connect external reference resistor (12.1kΩ±1%) to
ground (VSS_U20).
RPU
E3
I
Connect external pull-up resistor(1.5kΩ±1%) to USB 2.0
analog power (VDDA_U20).
MS & MSPRO Interface Pins
MS_CLK
P2
O
MS/MSPRO Serial protocol Clock signal.
MS_BS
P3
I/O
MS/MSPRO Serial protocol Bus State signal.
MS_D[3]
P1
I/O
MS/MSPRO Data Line [3]
MS_D[2]
P5
I/O
MS/MSPRO Data Line [2]
MS_D[1]
R5
I/O
MS/MSPRO Data Line [1]
MS_D[0]
R6
I/O
MS/MSPRO Data Line [0]
MS_CD
T5
I/O
MS/MSPRO Card Detection Input.
MS_PC
L1
I/O
MS/MSPRO Power Control signal with internal pull-up.
MMC & SD Interface Pins
MMC_CLK
A16
O
MMC/SD Clock
MMC_CMD
A15
I/O
MMC/SD Command/Respond.
MMC_D[3]
C11
I/O
MMC/SD Data Line [3].
MMC_D[2]
B12
I/O
MMC/SD Data Line [2].
MMC_D[1]
A14
I/O
MMC/SD Data Line [1].
MMC_D[0]
B14
I/O
MMC/SD Data Line [0].
MMC_CD
T2
I/O
MMC/SD Card Detection Input.
MMC_PC
P4
I/O
MMC/SD Power Control signal with internal pull-up.
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