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ZEUS Technical Manual
Detailed hardware description
GPIO
No AF Signal name Dir
Active Function
52
0 MMC_WP
Input
53
0 MMC_CD
Input
54
2 CB_PCE2#
Output
Low
Card Bus High Byte Enable
55
2 CB_PREG#
Output
Low
Card Bus Register Space
Select
56
1 CB_WAIT#
Input
Low
Card Bus WAIT#
57
1 CB_PIOIS16#
Input
Low
Card Bus IOIS16#
58
2 LCD_D0
Output
NA
LCD Data Bit 0
59
2 LCD_D1
Output
NA
LCD Data Bit 1
60
2 LCD_D2
Output
NA
LCD Data Bit 2
61
2 LCD_D3
Output
NA
LCD Data Bit 3
62
2 LCD_D4
Output
NA
LCD Data Bit 4
63
2 LCD_D5
Output
NA
LCD Data Bit 5
64
2 LCD_D6
Output
NA
LCD Data Bit 6
65
2 LCD_D7
Output
NA
LCD Data Bit 7
66
2 LCD_D8
Output
NA
LCD Data Bit 8
67
2 LCD_D9
Output
NA
LCD Data Bit 9
68
2 LCD_D10
Output
NA
LCD Data Bit 10
69
2 LCD_D11
Output
NA
LCD Data Bit 11
70
2 LCD_D12
Output
NA
LCD Data Bit 12
71
2 LCD_D13
Output
NA
LCD Data Bit 13
72
2 LCD_D14
Output
NA
LCD Data Bit 14
73
2 LCD_D15
Output
NA
LCD Data Bit 15
74
2 LCD_FCLK
Output
NA
LCD Frame Clock (STN) /
Vertical Sync (TFT)
75
2 LCD_LCLK
Output
NA
LCD Line Clock (STN) /
Horizontal Sync (TFT)
76
2 LCD_PCLK
Output
NA
LCD Pixel Clock (STN) /
Clock (TFT)
77
2 LCD_BIAS
Output
NA
LCD Bias (STN) / Data
Enable (TFT)
Low
Wake-up
source See section…
SDIO Write Protect Status
SDIO Card Detect IRQ
3
SDIO, page 39
Expansion interfaces,
page 38
Flat panel display,
page 44
continued…
© 2007 Eurotech Ltd
Issue D
25