CXD2931R Просмотр технического описания (PDF) - Sony Semiconductor

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Компоненты Описание

производитель

CXD2931R

1 chip GPS LSI

Sony Semiconductor 

CXD2931R

Pin

No.

Symbol

I/O

Description

105 DB2

I/O

106 DB3

I/O

107 DB4

108 DB5

I/O

Data bus I/O for external expansion data memory.

I/O

109 DB6

I/O

110 DB7

I/O (MSB)

111

SINT/PORT22

I/O

External interrupt input signal/general-purpose I/O port.

This pin can be used as a general-purpose I/O port according to the internal registers.

112

DCS0/PORT21 I/O

Chip select for external expansion data memory/general-purpose I/O port.

This pin can be used as a general-purpose I/O port according to the internal registers.

113 VDD

— Power supply.

114 DCS1/PORT20 I/O

115 DCS2/PORT19 I/O Chip select for external expansion data memory/general-purpose I/O port.

116 DCS3/PORT18 I/O These pins can be used as a general-purpose I/O port according to the internal

117 DCS4/PORT17 I/O registers.

118 DCS5/PORT16 I/O

119 PORT15

120 PORT14

I/O

General-purpose I/O port.

I/O

121 VSS

— GND

122 PORT13

I/O

123 PORT12

I/O

124 PORT11

I/O

125 PORT10

I/O General-purpose I/O port.

126 PORT9

I/O

127 PORT8

I/O

128 PORT7

I/O

129 VDD

— Power supply.

130 PORT6

I/O

131 PORT5

I/O

132 PORT4

I/O

133 PORT3

I/O General-purpose I/O port.

134 PORT2

I/O

135 PORT1

I/O

136 PORT0

I/O

137 VSS

— GND

138 TXD2

O UART transmission data output (channel 2)

–8–

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