1 2 3 4 VCC LA2 10uH CA14 10uF + CA13 0.01uF CA12 0.1uF PP3 PP2 PP1 PP0 PK3 PK2 PK1 PK0 PT0 PT1 PT2 PT3 PT4 PT5 PT6 PT7 PK5 PJ1 PJ0 BKGD PB0 PB1 PB2 PB3 PB4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 CA1 220nF VCC DA1 LED RA1 1K D C B A 4 P P 5 P P 6 P P 7 P P 7 K P 0 M P 1 M P 2 M P 3 M P 4 M P 5 M P 6 J P 7 J P 7 S P 6 S P 5 S P 4 S P 3 S P 2 S P 1 S P 0 S P 6 M P 7 M P 2 1 1 1 1 1 0 1 1 9 0 1 8 0 1 7 0 1 6 0 1 5 0 1 4 0 1 3 0 1 2 0 1 1 0 1 0 0 1 9 9 8 9 7 9 6 9 5 9 4 9 3 9 2 9 1 9 0 9 9 8 8 8 7 8 6 8 5 8 UA1 MC9S12XET256 7 K P 1 X D D V 1 X S S V 0 N A C X R / 0 M P 0 N A C X T / 1 M P I I I I 5 C O M I T / 2 O S I M / 4 M W P / 4 P W K / 4 P P 5 C O M I T / 2 I S O M / 5 M W P / 5 P W K / 5 P P 6 C O M I T / 2 S S / 6 M W P / 6 P W K / 6 P P 7 C O M I T / 2 K C S / 7 M W P / 7 P W K / 7 P P 0 S S / 0 N A C X T / 1 N A C X T / 3 M P 0 O S I M / 0 N A C X R / 1 N A C X R / 2 M P 0 N A C X T / 0 L C S / 4 N A C X T / 7 J W K / 7 J P 0 N A C X R / 0 A D S / 4 N A C X R / 6 J W K / 6 J P 0 K C S / 4 N A C X T / 0 N A C X T / 2 N A C X T / 5 M P 0 I S O M / 4 N A C X R / 0 N A C X R / 2 N A C X R / 4 M P T S E T 0 S S / 7 S P 0 K C S / 6 S P 0 I S O M / 5 S P 0 O S I M / 4 S P 1 D X T / 3 S P 1 D X R / 2 S P 0 D X T / 1 S P 0 D X R / 0 S P L R V 1 A S S V 3 D X R / 4 N A C X R / 3 N A C X R / 6 M P 3 D X T / 4 N A C X T / 3 N A C X T / 7 M P TIMIOC3/SS1/PWM3/KWP3/PP3 TIMIOC3/SCK1/PWM2/KWP2/PP2 TIMIOC3/MOSI1/PWM1/KWP1/PP1 TIMIOC3/MISO1/PWM0/KWP0/PP0 PK3 PK2 PK1 PK0 IOC0/PT0 IOC1/PT1 IOC2/PT2 IOC3/PT3 VDDF VSS1 IOC4/PT4 VREGAPI/IOC5/PT5 IOC6/PT6 IOC7/PT7 PK5 PK4 TXD2/KWJ1/PJ1 RXD2/KWJ0/PJ0 MODC/BKGD PB0 PB1 PB2 PB3 PB4 4 H P 6 H P 7 H P / 7 H W K / 2 S S / 6 H W K / 2 K C S / 5 D X T / 5 D X R 5 H P / 5 H W K / 2 I S O M / 4 D X T / / 4 H W K / 2 O S I M / 4 D X R 7 E P S K L C X X 2 K L C E / 5 B P 6 B P 7 B P 2 H P 3 H P / 3 H W K / 1 S S / 2 H W K / 1 K C S / 7 D X T / 7 D X R 0 H P 1 H P / 1 H W K / 1 I S O M / 6 D X T / 0 H W K / 1 O S I M / 6 D X R / / 6 E P B D O M 5 E P A D O M 4 E P K L C E / 2 X S S V 2 X D D V T E S E R R D D V 3 S S V L L P S S V L A T X E L A T X L L P D D V / 0 E P Q R X I 1 E P Q R / I 3 E P 2 E P JA5 3 2 1 CON3 VCC 9 2 0 3 1 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3 9 3 0 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 4 0 5 1 5 2 5 3 5 4 5 5 5 6 5 7 B P 7 H P 6 H P 5 H P 4 H P 5 6 B B P P VCC T E S E R 3 H P 2 H P 1 H P 0 H P 3 E P 2 E P 1 E P 0 E P RA2 10K RA3 10K RA4 10K RA5 10K RA8 10M CA4 20pF YA1 CA5 20pF 16M CA6 220nF CA2 0.1uF VCC CA3 0.1uF VCC CA11 0.1uF RA9 0 VCC CA8 0.1uF CA9 0.01uF + CA10 10uF LA1 10uH CA7 220nF VRH VDDA1 PAD15/AN15 PAD07/AN07 PAD14/AN14 PAD06/AN06 PAD13/AN13 PAD05/AN05 PAD12/AN12 PAD04/AN04 PAD11/AN11 PAD03/AN03 PAD10/AN10 PAD02/AN02 PAD09/AN09 PAD01/AN01 PAD08/AN08 PAD00/AN00 VSS2 VDD PA7 PA6 PA5 PA4 PA3 PA2 PA1 PA0 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 PAD15 PAD07 PAD14 PAD06 PAD13 PAD05 PAD12 PAD04 PAD11 PAD03 PAD10 PAD02 PAD09 PAD01 PAD08 PAD00 PA7 PA6 PA5 PA4 PA3 PA2 PA1 PA0 VCC RA6 10K BKGD JA6 1 2 3 CON3 VCC JA1 1 3 5 BDM 2 4 6 VCC RA7 10K RESET CA15 0.1uF KA1 5 VCC PP0 PK2 PK0 PT1 PT3 PT5 PT7 PJ1 PB0 PB2 PB4 PB6 PH7 PH5 JA2 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 VCC HEADER 15X2 6 GND PK3 PK1 PT0 PT2 PT4 PT6 PK5 PJ0 PB1 PB3 PB5 PB7 PH6 PH4 PP1 PP3 PP5 PP7 PM0 PM2 PM4 PJ6 PS7 PS5 PS3 PS1 PM6 PAD15 PAD14 PAD06 PAD05 PAD04 PAD03 PAD02 PAD01 PAD00 PA6 PA4 PA2 PA0 PE1 PE3 PH1 PH3 D C B A JA3 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 HEADER 15X2 JA4 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 HEADER 15X2 GND PP2 PP4 PP6 PK7 PM1 PM3 PM5 PJ7 PS6 PS4 PS2 PS0 PM7 PAD07 GND PAD13 PAD12 PAD11 PAD10 PAD09 PAD08 PA7 PA5 PA3 PA1 PE0 PE2 PH0 PH2 Title Size B Date: File: 5 1 2 3 4 Number Revision 13-Aug-2011 D:\工作2\jianzhi\开发板\电路图\核心板V2.0\S12andS12X\core.ddb Sheet of Drawn By: 6