ViewSonic VS13154-1M, Руководство по обслуживанию

Страница: 36 / 109

C6, D7, C7, B7, R15, R16, R17, T18
GPIO[105:90] I/O General Purpose Input/Output; 4mA driving strength D8, B8, D9, B9,
E10, B14, B10, E11, C11, A11, A14, D15, C15, B15, D12, B12
GPIO[89:88] I/O General Purpose Input/Output; 4mA driving strength A15, A12
UART1_TX/ GPIO87 I/O w/ 5V-tolerant Universal Asynchronous Transmitter 1 General Purpose
Input/Output; 4mA driving strength C8
UART1_RX/ GPIO86 I/O w/ 5V-tolerant Universal Asynchronous Receiver 1 / General Purpose
Input/Output; 4mA driving strength A8
UART2_TX/ GPIO85 I/O w/ 5V-tolerant Universal Asynchronous Transmitter 2 / General Purpose
Input/Output; 4mA driving strength C9
Pin Name Pin Type Function Pin
UART2_RX/ GPIO84 I/O w/ 5V-tolerant Universal Asynchronous Receiver 2 / General Purpose
Input/Output; 4mA driving strength A9
GPIO79/ UART1_TX I/O w/ 5V-tolerant General Purpose Input/Output; 4mA driving strength /
Universal Asynchronous Transmitter 1 D10
I2S_IN_BCK/ GPIO68 I/O Audio Bit Clock Input / General Purpose Input/Output; 4mA driving
strength D14
I2S_IN_WS/ GPIO67 I/O Word Select Input / General Purpose Input/Output; 4mA driving strength
C14
GPIO[62:51] I/O w/ 5V-tolerant General Purpose Input/Output; 4mA driving strength K16, K17, L16,
L17, M16, M17, N16, N17, N18, P16, P17, P18
GPIO[44:20] I/O w/ 5V-tolerant General Purpose Input/Output; 4mA driving strength R11, T10,
T9, R10, R9, T8, U11, V11, W7, Y7, T7, U10, V10. W6, Y6, R7, T6, U9, V9, U7, V7, U8, V8,U6, V6
PWM3 Output Pulse Width Modulation Output; 4mA driving strength T16
PWM2 Output Pulse Width Modulation Output; 4mA driving strength U16
PWM1 Output Pulse Width Modulation Output; 4mA driving strength T15
PWM0 Output Pulse Width Modulation Output; 4mA driving strength U15
SAR3 Analog Input SAR Low Speed ADC Input 3;
General Purpose Input/Output B4
SAR2 Analog Input SAR Low Speed ADC Input 2;
General Purpose Input/Output A4
SAR1 Analog Input SAR Low Speed ADC Input 1; General Purpose Input/Output A5
SAR0 Analog Input SAR Low Speed ADC Input 0;
General Purpose Input/Output B5
DRAM Interface
Pin Name Pin Type Function Pin
MVREF Input Reference Voltage for DDR SDRAM Interface F15
A_MADR[12:0] Output DRAM Memory Address M18, A16, L20, M20,
B16, M19, C16, L18, A17, L19, B17, K19 , C17
A_BADR[1:0] Output DRAM Memory Bank Address J20, K20
A_MCLKE Output DRAM Memory Clock Enable J19
A_ODT I/O On-Die Termination E17
A_WEZ Output Write Enable; active low J18
A_RASZ Output Row Address Strobe; active low D17
A_CASZ Output Column Address Strobe; active low D16
B_MCLK Output DRAM Memory Positive Differential Clock A19
B_MCLKZ Output DRAM Memory Negative Differential Clock A18
B_DDR2_DQM[1:0] Output Data Mask for Low Byte; active high F18, E20
B_DDR2_DQS[1:0] I/O Data Strobe D20, E19
B_DDR2_DQSB[1:0] I/O Data Strobe Inverse D19, E18
B_MDATA[15:0] I/O DRAM Memory Data Bus D18, F19, C18, G18,
G19, C19, F20, C20, B20, G20, A20, H20, H19, B18, H18, B19
USB Interface
Pin Name Pin Type Function Pin
USB_DP Analog I/O USB Non Inverting Data Input/Output B6
USB_DM Analog I/O USB Inverting Data Input/Output A6
UART Interface
Pin Name Pin Type Function Pin
UART1_RX/ GPIO86 Input w/5V-tolerant Universal Asynchronous Receiver 1 /
General Purpose Input/Output; 4mA driving strength A8
ViewSonic Corporation
Confidential - Do Not Copy VT2730
-
1
M
35