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<div style="float:right">[[File:Syscon SW2-303.jpg|thumb|Photo of a Syscon 'SW2-303' (QFP Packaging)]]<br>[[File:Syscon SW2-303 Unsoldered.JPG|thumb]]</div>
== SW2-303 (SysCon) ==
*Found in PS3 models:
<div style="float:right">[[File:Syscon SW2-303.jpg|thumb|Photo of a Syscon 'SW2-303' (QFP Packaging)]]<br /><br />[[File:Fp128b_pin_arrangement.png|thumb|QFP Package : 128 pins<br />''pin 1 left bottom at mark, counter clockwise from south (pins 1-38) to east (pins 39-64), north (pins 65-102), west (103-128))'']] <br /> <br />[[File:Syscon SW2-303 Unsoldered.JPG|thumb]]</div>
**[[CECH-25xx]] with motherboard: [[JSD-001]] or [[JTP-001]]
 
*Used on:
**PS3 Slim [[CECH-25xx]] with motherboard: [[JSD-001]] or [[JTP-001]]


*True Name: uPD78F11BB
*True Name: uPD78F11BB
* Uses 3.3v SPI to communicate with the Cell (pins 80-83)


{{Template:Syscon pinout LQFP 128 pins‎}}
=== Pinout ===
{|class="wikitable"
! Pin # !! Name !! Port !! Description !! STBY Voltages
|-
| 1 || P142/SCK20/SCL20  || || Connected to pin27 @Panasonic [[MN8647091]] || 0
|-
| 2 || SB_INT || || SB_INT/SYSCSINT, Connected to pinD1@SB through the resistor. ~1V @ standby (0 V?) || 0
|-
| 3 || BE_INT || || BE_INT/ATTENTION, pinBA17@BE connected through the NPN transistor. 3V @ standby (3.15V) || 3.15
|-
| 4 || || || To +12V_MAIN through the resistor and divider || 0
|-
| 5 || P37/POW_LED || || Connected to dual led(Green) on [[switch boards | switch board]] through the dual digital NPN trans. EMH1(SOT-563) || 0
|-
| 6 || P36/STBY_LED || || Connected to dual led(Red) on [[switch boards | switch board]] through the dual digital NPN trans. EMH1(SOT-563) || 3v @ standby (3.3V)
|-
| 7 || || || Connected to pinAA18@SB || 0
|-
| 8 || || || Connected to pinAA17@SB || 0
|-
| 9 || || || CELL BE related? || 0
|-
| 10 || || || || 0
|-
| 11 || P106 || || Connected to Backlit LEDs on [[switch boards | switch board]] || 0
|-
| 12 || P105 || || Connected to CONTOUR LEDs on [[switch boards | switch board]] || 0
|-
| 13 || P104 || || Absent element between this line and GND. Nothing else.  || 0
|-
| 14 || || || || 0
|-
| 15 || INTP?? || || || 0
|-
| 16 || BUZZER || || || 0
|-
| 17 || P45/SO01  || || || 0
|-
| 18 || P44/SI01  || || 3v @ standby || 3.0
|-
| 19 || P43/SCK01  || || || 0
|-
| 20 || || || || 0
|-
| 21 || TOOL1 || || 3v @ standby || 3.0
|-
| 22 || TOOL0/Debugger Pin? || || Connected to Pin 7 @ Service Connector through a missing SMD component resistor/diode || 0
|-
| 23 || P127/SO21  || || || 0
|-
| 24 || P126/THR_I2C_SDA || || Connected to pin 7 of CELL/RSX [[Thermal | temperature monitor IC's]] (SMbus I2C shared data line) || 3v @ standby (3.15)
|-
| 25 || P125/THR_I2C_SCL || || Connected to pin 8 of CELL/RSX [[Thermal | temperature monitor IC's]] (SMbus I2C shared clock line) || 3v @ standby (3.15)
|-
| 26 || RESET? || || Connected to Pin 9 @ Service Connector through a missing SMD component resistor/diode. And to standby voltage regulator [[Talk:Regulators | 463A]], pin 3 ||
|-
| 27 || P124 || || Connected to the big black external oscilator 1 next to syscon. CLK -> 1-2V Amplitude (32.768Khz?) ||
|-
| 28 || P123 || || Connected to the big black external oscilator 1 next to syscon. CLK -> 1-2V Amplitude (32.768Khz?)  ||
|-
| 29 || P137/FLMD0 || || Connected to pin 8 @ Service Connector through a missing SMD component resistor/diode || 3.33
|-
| 30 || P122 || || Connected to a small external oscilator 2 ? || 0.8v @ standby (1.1)
|-
| 31 || P121 || || Connected to a small external oscilator 2 ? || 2.2v @ standby (2.4)
|-
| 32 || REGC || || ||
|-
| 33 || GROUND/Vss0 || || || 0
|-
| 34 || GROUND/EVss0 || || || 0
|-
| 35 || Vdd || || Connected to voltage regulator [[Talk:Regulators | 463A]], pin 2 (3.3_EVER_B) || 3v @ standby (3.3)
|-
| 36 || EVdd0 || || Connected to voltage regulator [[Talk:Regulators | 463A]], pin 2 (3.3_EVER_B) || 3v @ standby (3.3)
|-
| 37 || P60 || || 0.2v @ standby || 0
|-
| 38 || P61 || || 0.2v @ standby || 0
|-
| 39 || || ||  || 0
|-
| 40 || || || || 0
|-
| 41 || P31/AC IN? || || 3v @ standby (3.3) || 3.3
|-
| 42 || || || Connected (indirectly) to voltage regulator [[Talk:Regulators | BD9684 0906]],  pin 4 || 0
|-
| 43 || P65 || || 3v @ standby  || 3.0
|-
| 44 || || || || 0
|-
| 45 || || || || 0
|-
| 46 || INTP?? || || || 0
|-
| 47 || P76 || || 3v @ standby (3.15) || 3.15
|-
| 48 || P75 || || 3v @ standby (3.15) || 3.15
|-
| 49 || INTP?? || || || 0
|-
| 50 || P73 || || Connected to pin 3 @ Service Connector. And to voltage regulator [[Talk:Regulators | D35653 0S25]] || 0
|-
| 51 || || || || 0
|-
| 52 || || || Connected to voltage regulator [[Talk:Regulators | BD3525]],  pin 12 || 0
|-
| 53 || || || || 0
|-
| 54 || || || || 0
|-
| 55 || || || || 0
|-
| 56 || GROUND/EVss1 || || || 0
|-
| 57 || EVdd1 || || Connected to voltage regulator [[Talk:Regulators | 463A]], pin 2 (3.3_EVER_B) || 3v @ standby (3.3)
|-
| 58 || || || || 0
|-
| 59 || || || || 0
|-
| 60 || || || || 0
|-
| 61 || || || || 0
|-
| 62 || || || || 0
|-
| 63 || || || || 0
|-
| 64 || || || || 0
|-
| 65 || || || || 0
|-
| 66 || INTP?? || || || 0
|-
| 67 || || || || 0
|-
| 68 || || || || 0
|-
| 69 || || || || 0
|-
| 70 || || || || 0
|-
| 71 || || || || 0
|-
| 72 || || || || 0
|-
| 73 || || || || 0
|-
| 74 || || || || 0
|-
| 75 || || || Connected to voltage regulator [[Talk:Regulators | Mitsumi 040 810X]],  pin 5 || 0
|-
| 76 || P16 || || 3v @ standby (3.15) || 3.15
|-
| 77 || P15 || || 3v @ standby (3.3) || 3.3
|-
| 78 || SC_RxD(RxD3/RxD2/P14) || || SC_RxD UART (terminal).Connected to pin 6 @ [[PCI]] Connector || 0
|-
| 79 || SC_TxD(TxD3/TxD2/P13) || || SC_TxD UART (terminal).Connected to pin 4 @ [[PCI]] Connector || 3.3
|-
| 80 || P12/EX26/SO00/TxD0 || || SO from Cell Slave to Syscon Master || 0
|-
| 81 || P11 P11/EX25/SI00/RxD0  || || SI from Syscon Master to Cell Slave || 1.2
|-
| 82 || P10/EX24/SCK00 || || Serial Clock || 0
|-
| 83 || P90 || || Chip Select || 2.0
|-
| 84 || P91 || || 3v @ standby || 3.0
|-
| 85 || || || || 0
|-
| 86 || || || || 0
|-
| 87 || || || || 0
|-
| 88 ||  P95/SCK11/SCL11 || || || 0
|-
| 89 || /SI11/SDA11 || || || 0
|-
| 90 ||  P97/SO11 || || || 0
|-
| 91 || || || || 0
|-
| 92 || || || Connected to voltage regulator [[Talk:Regulators | BD3527 (near FLASH)]],  pin 12 || 0
|-
| 93 || || || || 0
|-
| 94 || || || || 0
|-
| 95 || || || Connected to voltage regulator [[Talk:Regulators | BD3527 (near USB)]],  pin 12 || 0
|-
| 96 || || || || 0
|-
| 97 || P101 || || Connected to voltage regulator [[Talk:Regulators | 463A]], pin 2 (3.3_EVER_B) || 3v @ standby (3.3)
|-
| 98 || || || || 0
|-
| 99 || || || || 0
|-
| 100 || P146 || || Connected to voltage regulator [[Talk:Regulators | 463A]], pin 2 (3.3_EVER_B) || 3v @ standby (3.3)
|-
| 101 || GROUND || || || 0
|-
| 102 || || || || 0
|-
| 103 || || || || 0
|-
| 104 || || || || 0
|-
| 105 || || || || 0
|-
| 106 || || || || 0
|-
| 107 || || || || 0
|-
| 108 || || || || 0
|-
| 109 || P150 || || 3v @ standby  || 3.0
|-
| 110 || P27/POW_SW_DET || || Power switch detect. Connected to [[switch boards | switch board]] || 3v @ standby (3.3) 3.3
|-
| 111 || P26/EJECT_SW_DET || || Eject switch detect. Connected to [[switch boards | switch board]] || 3v @ standby (3.3) 3.3
|-
| 112 || || || || 0
|-
| 113 || || || || 0
|-
| 114 || || || || 0
|-
| 115 || || || || 0
|-
| 116 || || || || 0
|-
| 117 || P20 || || (0V?) || 0
|-
| 118 || P130/ACDC_STBY || || Connected to standby voltage regulator [[Talk:Regulators | 348A]], pins 2 and 7 EN_HDMI ? || 3v @ standby (3.3)
|-
| 119 || P102 || || || 3v @ standby (3.3)
|-
| 120 || || || || 0
|-
| 121 || P04/SCK10/SCL10 || || || 0
|-
| 122 || SI10/RxD1/SDA10 || || || 0
|-
| 123 || P02/SO10/TxD1  || || || 0
|-
| 124 || || || Connected to pin93 @Panasonic [[MN8647091]] || 0
|-
| 125 || || || || 0
|-
| 126 || P145/FAN_PWM || || PWM Control for the Fan. || 0
|-
| 127 ||  P144/SO20/TxD2  || || || 0
|-
| 128 || /SI20/RxD2/SDA20  || || Connected to pin29 @Panasonic [[MN8647091]] || 0
|}
{{Wikify}}
 


{{Motherboard Components}}<noinclude>[[Category:Main]]</noinclude>
{{Motherboard Components}}<noinclude>[[Category:Main]]</noinclude>
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