STA1052

Pin description

11/14

130 VSS

Digital pad ring VSS ground

VSS

134

131 VDD3_Core1

Digital pad ring VDD3 3.3 V

VDD3

135

132 GPC15 (DRD15)

GPIO PC15 (SDRAM Data 15)

bidir, 3.3 V, 4 mA

136

133 GPC14 (DRD14)

GPIO PC14 (SDRAM Data 14)

bidir, 3.3 V, 4 mA

137

134 GPC13 (DRD13)

GPIO PC13 (SDRAM Data 13)

bidir, 3.3 V, 4 mA

138

135 GPC12 (DRD12)

GPIO PC12 (SDRAM Data 12)

bidir, 3.3 V, 4 mA

139

136 GPB9

GPB9 (I2S1_Rx_SCK (SC10))

bidir, 3.3 V, 2 mA,

PU (default off)

140

137 GPB10

GPB10 (I2S1_Rx_WCK (SC11))

bidir, 3.3V, 2mA,

PU (default off)

141

138 GPB11

GPB11 (I2S1_Rx_SDI (SRD1))

bidir, 3.3 V, 2 mA,

PU (default off)

142

139 GPC11 (DRD11)

GPIO PC11 (SDRAM Data 11)

bidir, 3.3 V, 4 mA

143

140 GPC10 (DRD10)

GPIO PC10 (SDRAM Data 10)

bidir, 3.3V , 4 mA

144

1.

The specifications in USB mode are as per USB specifications for low and full speed interface.

Table 2.

Pin List (continued)

N°

Name

Description

Pin type

LQFP144