SystemBase Eddy DK, Руководство программиста

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Eddy DK Programmer Guide
21
J3 Pin Description
Pin No Name
DK v2.1
Pin No
Expansion
Header Pin
No
Description
1-5 PID[4:0]
J8_1
~J8_5
-
Product ID only used by the manufacturer.
Please do not work on these pins.
6,25,26 GND Ground
Peripheral A : NCS3 External Device Chip Select 3
7 PC14 J8_7 J4_19
Peripheral B : IRQ2 External Interrupt Input 2
Peripheral A : D17 External Data Bus
8 PC17 J8_8 J4_22
Peripheral B :
SPI0_NPCS3
Disabled
Peripheral A : D18 External Data Bus
9 PC18 J8_9 J4_23 Peripheral B :
SPI1_NPCS1
SPI1(Serial Peripheral Interface) Peripheral Chip Select 1
Peripheral A : NCS4 External Device Chip Select 4
10 PC8 J8_10 J4_13
Peripheral B : RTS3 USART3 Request to Send
Peripheral A : D20 External Data Bus
11 PC20 J8_11 J4_25
Peripheral B :
SPI1_NPCS3
SPI1(Serial Peripheral Interface) Peripheral Chip Select 3
Peripheral A : A25 External Address Bus
12 PC10 J8_12 J4_15
Peripheral B : CTS3 USART3 Clear to Send
13 PA22 J8_13 - Digital I/O Input 4
Peripheral A : NWAIT External Wait Signal Input
14 PC15 J8_14 J4_20
Peripheral B : IRQ1 External Interrupt Input 2
15 PB8 J8_15 J2_9 Peripheral A : TXD2 UART2 Transmit Data
16 PB9 J8_16 J2_10 Peripheral A : RXD2 UART2 Receive Data
17 PB10 J8_17 J2_11 Peripheral A : TXD3 UART3 Transmit Data