WIZ550WEB

Hardware Specification WIZ550web • • • • • • MCU : STM32F103RCT6 (256KB Flash, 48KB SRAM) TCP/IP Controller : W5500 RJ45(Integrated Transformer) : J1B1211CCD External Flash Memory : AT45DB081D EEPROM : 24AA64T-I/OT 2.54mm Pin Header x 2 WIZ550web Pinout Pin Description As it is used in the EVB and for the web-server by default Ref No. Pin No. Symbol Type J1 1 D0 I/O Description Digital 0 I/O Ref No. Pin No. Symbol Type 2 D1 I/O Digital 1 I/O 3 D2 I/O Digital 2 I/O 4 D3 I/O Digital 3 I/O 5 D4 I/O Digital 4 I/O 6 D5 I/O Digital 5 I/O 7 D6 I/O Digital 6 I/O 8 D7 I/O Digital 7 I/O 9 D8 I/O Digital 8 I/O / Boot Pin 10 D9 I/O Digital 9 I/O 11 D10 I/O Digital 10 I/O 12 D11 I/O Digital 11 I/O 13 D12 I/O Digital 12 I/O 14 D13 I/O Digital 13 I/O 15 D14 I/O Digital 14 I/O 16 D15 I/O Digital 15 I/O 17 NRST I System Reset Input, Active Low 18 BOOT0 I Ref No. Pin No. J2 Description BOOT0 Input, Active High Symbol Type Description 1 3V3D P Supply DC +3.3V , Digital Power 2 3V3D P Supply DC +3.3V , Digital Power 3 3V3A P Supply DC +3.3V , Analog Power Ref No. Pin No. Symbol Type Description 4 VBAT P Supply DC +3.3V , Low Power Mode 5 A0 I Analog 0 Input 6 A1 I Analog 1 Input 7 A2 I Analog 2 Input 8 A3 I Analog 3 Input 9 UART2_RX I Receiver input for UART2 10 UART2_TX O Transmitter output for UART2 11 UART2_RTS O Request To Send output for UART2 12 UART2_CTS I Clear To Send input for UART2 13 UART1_RX I Receiver input for UART1 14 UART1_TX O Transmitter output for UART1 15 UART1_RTS O Request To Send output for UART1 16 UART1_CTS I Clear To Send input for UART1 17 GND P Digital Power Ground 18 GND P Digital Power Ground 19 GNDA P Analog Power Ground AC/DC Characteristics WIZ550WEB General Operating Conditions Symbol Parameter VDD Standard operating voltage Pins 3V3D Min Typ 2 Max 3.3 3.6 Unit V Symbol Parameter Pins Min Typ Max Unit Analog operation voltage (ADC not used) 3V3A 2.0 3.3 3.6 V Analog operation voltage (ADC used) 3V3A 2.4 3.3 3.6 V VBAT 0.8 3.3 3.6 V VDDA VBAT Backup operating voltage I/O Digital input voltage D0~D15 0 - VDD+0.3 V I/O Analog input voltage A0~A3 0 - VDD+0.3 V BOOT0 BOOT0 0 - 5.5 NRST NRST - VDD+0.3 V VIN 0 V I/O Static Characteristic Symbol Parameter Pins Min Typ Max Unit VIL Low level input voltage D0~D15 -0.5 - 0.7 V VIH High level input voltage D0~D15 2.0 - VDD V Output current sunk by any I/O and control pin D0~D15 - - 25 Output current source by any I/O and control pin D0~D15 - - -25 mA mA VIO VIL(NRST) NRST Input low level voltage NRST -0.5 - 0.8 V VIH(NRST) NRST Input high level voltage NRST 2 3.3 V Reference Schematic & Parts Schematic 항목 Version WIZ550web 1.1 Schematic wiz550web_v1.1_20151217.pdf - WIZ550web 74.95mm(W) x 30mm(L) x 24mm(H) (±0.5)