Intel PXA27x Series, Руководство пользователя

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84 Intel
®
PXA27x Processor Developer’s Kit - User’s Guide
91 UCLK / CIF_DD[5] O USIM card clock / Camera Interface Data
92
MMDAT0 /
MSBS
I/O MMC data line / Memory Stick* bus state signal
93 KP_DKIN0 I Keypad Direct input — used for rotary encoder
94 KP_DKIN1 I Keypad Direct input — used for rotary encoder
95 KP_MKIN6 I Matrix keypad input
96 KP_MKOUT6 O Matrix keypad output
97 KP_MKIN3 I Matrix keypad input
98 KP_MKIN4 I Matrix keypad input
99 KP_MKIN5 I Matrix keypad input
100 KP_MKIN0 I Matrix keypad input
101 KP_MKIN1 I Matrix keypad input
102 KP_MKIN2 I Matrix keypad input
103 KP_MKOUT0 O Matrix keypad output
104 KP_MKOUT1 O Matrix keypad output
105 KP_MKOUT2 O Matrix keypad output
106 KP_MKOUT3 O Matrix keypad output
107 KP_MKOUT4 O Matrix keypad output
108 KP_MKOUT5 O Matrix keypad output
109
MMDAT1 /
MSSDIO
I/O MMC data line / Memory Stick* data signal
110 MMDAT2 I/O MMC data line
111 MMDAT3 I/O MMC data line
112
MMCMD /
MSINS
I/O MMC bidirectional line for command / Memory Stick insertion
113
AC97_RESET_n /
I2S_SYSCLK
O AC’97 CODEC reset / I
2
S system clock
114 UVS0 / CIF_DD[1] O USIM voltage level control / Camera Interface Data
115 U_EN / CIF_DD[3] O USIM enable / Camera Interface Data
116 U_DET / CIF_DD[2] O USIM detect / Camera Interface Data
117 SCL I/O I
2
C clock
118 SDA I/O I
2
C data
Table 33. GPIO Map (Sheet 4 of 4)
GPIO Alternate Functions Direction Description