5 4 3 2 1 J3 and J4 mates up to the socket card, while J1 and J2 goes down to the mother board. J1 is physical placed below J3, and J2 below J4. STK600 RC028M-6 for DIP40 socket L2 Not Used Place close to J3, pin3 BLM21AG102SN1D C2 100n BLM21AG102SN1D C9 100n GND Not Used Not Used VCC_P7 C3 100n GND Place close to J3, pin23 C7 100n C8 100n GND Place close to J3, pin39 GND Place close to J3, pin65 PD3 PD4 VCC_P7 C PC0 PC2 PC4 PC6 PD0 PD2 PD4 PD6 GND GND GND GND GND GND B GND XTAL1 XTAL1 XTAL2 XTAL2 GND TOSC1 XTAL1 TOSC2 XTAL2 RESET PC6 GND VCC 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 95 97 99 XTAL1 XTAL2 PD5 PD6 GND VTG GND GND PD7 PB0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 82 84 86 88 90 92 94 96 98 100 GND GND J1 GND PB0 PB2 PB4 XTAL1 BLM21AG102SN1D C1 100n SOCKET PIN 14 GND VTG VTG VTG PB1 PB3 PB5 XTAL2 GND PC1 PC3 PC5 GND PD1 PD3 PD5 PD7 GND VTG Not Used C11 100n 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 SOCKET PIN 40 PC5 PC4 PC3 PC2 GND GND PC1 PC0 GND GND AREF0 Not Used Not Used C5 100n C6 1u GND Place close to J3, pin8 GND Not Used C4 100n PB2 PB1 SOCKET PIN 27 GND C26 100n GND Place close to J3, pin24 GND GND GND Place close to J3, pin12 Not Used GND Not Used C12 100n GND C19 100n GND Place close to J3, pin54 GND GND GND Place close to J3, pin4 AVCC_P32 PB5 PB4 PB3 GND GND Place close to J3, pin38 Not Used GND Not Used GND GND C16 100n C18 100n GND Place close to J3, pin72 Mating FSI-140 GND BOARD_ID0 BOARD_ID4 Place close to J3, pin50 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 Not Used J1 GND Place close to J4, pin15 GND GND J2 GND GND GND GND GND GND GND VCC BOARD_ID1 BOARD_ID5 C17 100n PG5 GND GND C20 100n GND GND Place close to J4, pin56 DP DN IUID VTG VTG AREF0 AREF0 AREF1 MOSI PB3 MISO PB4 SCK PB5 TDI TDO TMS TCK 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 95 97 99 GND Not Used GND Place close to J4, pin26 Not Used C22 100n C10 100n GND Place close to J4, pin35 GND Place close to J4, pin55 Not Used PB0 PB2 PB4 PC0 PC2 PD2 PD4 PD6 C21 100n GND Place close to J4, pin66 GND PDATA0 PDATA2 PDATA4 PDATA6 PCTRL0 PCTRL2 PCTRL4 PCTRL6 BOARD_ID0 BOARD_ID2 BOARD_ID4 GND A Mating FSI-150 VTG VTG VTG VTG VTG VTG VBUS UVCon VCC B PDATA1 PDATA3 PDATA5 PDATA7 PCTRL1 PCTRL3 PCTRL5 PCTRL7 BOARD_ID1 BOARD_ID3 BOARD_ID5 PB1 PB3 PB5 PC1 PD1 PD3 PD5 PD7 PCB Clip Hole GND 2 GND Board id 0x0D, GND E2 4 B NC7SZ57P6X 3 1 6 I0 I1 I2 5 VCC Y GND NC7SZ58P6X U4 A Y FIDUCIAL 4 B+/A/B NC7SZ57P6X A GND <Variant Name> GND GND E3 ATMEL Norway AS Vestre Rosten 79 N-7075 TILLER Norway VCC FIDUCIAL id3: B+/A/B 5 5 4 I0 I1 I2 PCB1 E1 id2: 0 2 PCB Clip Hole Y 3 1 6 VCC 4 I0 I1 I2 GND Y 3 1 6 2 E6 I0 I1 I2 NC7SZ58P6X A0607.3.1206.A VTG Not Used NC_U3 U3 VCC E4 3 1 6 U5 GND PCB Clip Hole 2 U6 PCB Clip Hole VCC E7 Not Used NC_U5 5 Not Used NC_U6 GND E5 GND 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 82 84 86 88 90 92 94 96 98 100 Mating FSI-150 VCC A J2 C15 100n GND Not Used VTG J4 GND Mating FSI-140 VTG Not Used J3 GND Place close to j4, pin6 J4 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 Not Used C14 100n GND J3 SOCKET PIN 1 PC6 PD0 PD1 PD2 VTG GND Place close to J4, pin28 L3 GND GND Place close to J3, pin3 D Place close to J3, pin26 AVCC_P32 L1 VTG Not Used Title FIDUCIAL C24 100n GND C13 100n GND C25 100n GND C23 100n GND Size A3 Date: STK600 RouterCard RC028M-6 Document Number <Doc> Friday, January 05, 2007 Rev A Sheet 1 of 1