173
Pin# Signal Name
Type Description – TCC8600
36
XA[16] / SD_nRAS / ND_ALE
I/O
External Bus Address Bit [16] / SDRAM RAS signal / ALE for NAND Flash
37
XA[17] / ND_CLE
I/O
External Bus Address Bit [17] / CLE for NAND Flash
38
XA[18] / DQM[0]
I/O
External Bus Address Bit [18] / Data I/O Mask 0
39
XA[19] / DQM[1]
I/O
External Bus Address Bit [19] / Data I/O Mask 1
40
VDDI
PWR Digital Power for Internal Core (1.8V)
41
XA[20] / DQM[1]
I/O
External Bus Address Bit [20] / Data I/O Mask 1
42
XA[21] / DQM[0]
I/O
External Bus Address Bit [21] / Data I/O Mask 0
43
VDDIO
PWR Digital Power for I/O (3.3V)
44
SD_CLK
I/O SDRAM
Clock
45
VSS
GND Digital
Ground
46
SD_CKE / GPIO_B[0]
I/O
SDRAM Clock Enable signal. Active high. / GPIO_B[0]
47
SD_nCS / GPIO_B[1]
I/O
Chip select signal for SDRAM, Active low / GPIO_B[1]
48
nWE
I/O
Static Memory Write Enable signal. Active low.
49
nOE
I/O
Static Memory Output Enable signal. Active low.
50
nCS[0] / ND_nOE[0] / GPIO_B[2]
I/O
External Bus Chip Select [0] / NAND Flash Output Enable [0] / GPIO_B[2]
51
nCS[1] / ND_nOE[1] / GPIO_B[3]
I/O
External Bus Chip Select [1] / NAND Flash Output Enable [1] / GPIO_B[3]
52
nCS[2] / ND_nOE[2] / GPIO_B[4]
I/O
External Bus Chip Select [2] / NAND Flash Output Enable [2] / GPIO_B[4]
53
nCS[3] / ND_nOE[3] / GPIO_B[5]
I/O
External Bus Chip Select [3] / NAND Flash Output Enable [3] / GPIO_B[5]
54
XOUT
O
12MHz Crystal Oscillator Output
55
XIN
I
12MHz Crystal Oscillator Input. Voltage must not exceed VDDI (1.95V).
56
XTOUT
O
32.768kHz Crystal Oscillator Output
57
XTIN
I
32.768kHz Crystal Oscillator Input.Voltage must not exceed VDDI (1.95V).
58
VDDI
PWR Digital Power for Internal Core (1.8V)
59
VSS
GND Digital
Ground
60
GPIO_B[6] / IDE_nCS1
I/O
GPIO_B[6] / Chip select 1 for IDE Interface. Internal pull-up resistor enabled at reset.
61
ND_nWE / GPIO_B[7]
I/O
NAND flash WE. Active low. / GPIO_B[7]
62
GPIO_B[8] / UART0TXD
I/O
GPIO_B[8] / UART0 TX Data
63
GPIO_B[9] / UART0RXD
I/O
GPIO_B[9] / UART0 RX Data
64
READY / MODE0
I
Ready information from external device.
65
VDDIO
PWR Digital Power for I/O (3.3V)
66
ADIN4
AI
General purpose multi-channel ADC input 4
67
ADIN2
AI
General purpose multi-channel ADC input 2
68
ADIN0
AI
General purpose multi-channel ADC input 0
69
VDDADC
PWR Analog Power for ADC (3.3V)
70
VSSADC
GND Analog Ground for ADC
71
VSSPLL1
GND Analog Ground for PLL
72
XFILT1
AO
PLL1 filter output. 1200pF capacitor is required.
73
VDDPLL1
PWR Analog & Digital Power for PLL1 (1.8V)
74
VDDPLL
PWR Analog & Digital Power for PLL (1.8V)
75
XFILT
AO
PLL0 filter output. 350pF capacitor is required.
76
VSSPLL
GND Analog Ground for PLL
77
nRESET
I
System Reset. Active low.
78
MODE1
I
Mode Setting Input 1. Pull-down for normal operation.
79
USBH0_DN / GPIO_B[29]
I/O
USB Host Port 0 D- signal / GPIO_B[29]
80
USBH0_DP / GPIO_B[28]
I/O
USB Host Port 0 D+ signal / GPIO_B[28]
81
VSS
GND Digital
Ground
82
USBH1_DN / GPIO_B[27]
I/O
USB Host Port 1 D- signal / GPIO_B[27]
83
USBH1_DP / GPIO_B[26]
I/O
USB Host Port 1 D+ signal / GPIO_B[26]
84
VDDUSB
PWR Power for USB I/O (3.3V)
85
VDDIO
PWR Digital Power for I/O (3.3V)
86
GPIO_B[21] / BCLK
I/O
I2S Bit Clock / GPIO_B[21] / Boot Mode Bit 0 (BM[0])
87
GPIO_B[22] / LRCK
I/O
I2S Word Clock / GPIO_B[22] / Boot Mode Bit 1 (BM[1])
88
GPIO_B[23] / MCLK
I/O
I2S System Clock / GPIO_B[23]
89
GPIO_B[24] / DAO
I/O
I2S Digital Audio data Output / GPIO_B[24] / Boot Mode Bit 2 (BM[2])
90
GPIO_B[25] / DAI
I/O
I2S Digital Audio data Input / GPIO_B[25]
91
VDDI
PWR Digital Power for Internal Core (1.8V)
92
GPIO_D[15] / UART1CTSn
I/O
GPIO_D[15] / UART1 CTS Input (active low)
93
GPIO_D[16]
I/O
GPIO_D[16] / I2C SDA
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