The official mbed C/C SDK provides the software platform and libraries to build your applications.
Fork of mbed by
(01.May.2014) started sales! http://www.switch-science.com/catalog/1717/
(13.March.2014) updated to 0.5.0
This is a pin conversion PCB from mbed 1768/11U24 to arduino UNO.
- So if you have both mbed and arduino shields, I guess you would be happy with such a conversion board :)
Photos
- Board photo vvv
- Schematic photo vvv
- Functionality photo vvv
Latest eagle files
PCB >> /media/uploads/k4zuki/mbedshield050.brd
SCH >> /media/uploads/k4zuki/mbedshield050.sch
BIG changes from previous version
- Ethernet RJ45 connector is removed.
- http://mbed.org/components/Seeed-Ethernet-Shield-V20/ is the biggest hint to use Ethernet!
MostALL of components can be bought at Akizuki http://akizukidenshi.com/- But sorry, they do not send parts to abroad
- Pinout is changed!
arduino | 0.4.0 | 0.5.0 |
---|---|---|
D4 | p12 | p21 |
D5 | p11 | p22 |
MOSI_ | none | p11 |
MISO_ | none | p12 |
SCK_ | none | p13 |
This design has bug(s)
- I2C functional pin differs between 1768 and 11U24.
Fixed bugs here
- MiniUSB cable cannot be connected on mbed if you solder high-height electrolytic capacitor on C3.
- http://akizukidenshi.com/catalog/g/gP-05002/ is the solution to make this 100% AKIZUKI parts!
- the 6-pin ISP port is not inprimented in version 0.4.0
it will be fixed in later version 0.4.1/0.4.2/0.5.0This has beenfixed
I am doing some porting to use existing arduino shields but it may faster if you do it by yourself...
you can use arduino PinName "A0-A5,D0-D13" plus backside SPI port for easier porting.
To do this you have to edit PinName enum in
- "mbed/TARGET_LPC1768/PinNames.h" or
- "mbed/TARGET_LPC11U24/PinNames.h" as per your target mbed.
here is the actual list: This list includes define switch to switch pin assignment
part_of_PinNames.h
USBTX = P0_2, USBRX = P0_3, //from here mbeDshield mod D0=p27, D1=p28, D2=p14, D3=p13, #ifdef MBEDSHIELD_050 MOSI_=p11, MISO_=p12, SCK_=p13, D4=p21, D5=p22, #else D4=p12, D5=p11, #endif D6=p23, D7=p24, D8=p25, D9=p26, D10=p8, D11=p5, D12=p6, D13=p7, A0=p15, A1=p16, A2=p17, A3=p18, A4=p19, A5=p20, SDA=p9, SCL=p10, //mbeDshield mod ends here // Not connected NC = (int)0xFFFFFFFF
CAN.h@11:1c1ebd0324fa, 2009-08-28 (annotated)
- Committer:
- rolf.meyer@arm.com
- Date:
- Fri Aug 28 12:10:11 2009 +0000
- Revision:
- 11:1c1ebd0324fa
- Child:
- 12:f63353af7be8
A shiny new version
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
rolf.meyer@arm.com | 11:1c1ebd0324fa | 1 | /* mbed Microcontroller Library - can |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 2 | * Copyright (c) 2009 ARM Limited. All rights reserved. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 3 | * rmeyer |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 4 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 5 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 6 | #ifndef MBED_CAN_H |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 7 | #define MBED_CAN_H |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 8 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 9 | #include "Base.h" |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 10 | #include "platform.h" |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 11 | #include "PinNames.h" |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 12 | #include "PeripheralNames.h" |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 13 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 14 | #include "can_helper.h" |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 15 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 16 | #include <string.h> |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 17 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 18 | namespace mbed { |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 19 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 20 | /* Class: CANMessage |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 21 | * |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 22 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 23 | class CANMessage : public CAN_Message { |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 24 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 25 | public: |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 26 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 27 | /* Constructor: CANMessage |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 28 | * Creates empty CAN message. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 29 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 30 | CANMessage() { |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 31 | len = 8; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 32 | type = CANData; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 33 | format = CANStandard; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 34 | id = 0; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 35 | memset(data, 0, 8); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 36 | } |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 37 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 38 | /* Constructor: CANMessage |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 39 | * Creates CAN message with specific content. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 40 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 41 | CANMessage(int _id, const char *_data, char _len = 8, CANType _type = CANData, CANFormat _format = CANStandard) { |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 42 | len = _len & 0xF; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 43 | type = _type; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 44 | format = _format; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 45 | id = _id; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 46 | memcpy(data, _data, _len); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 47 | } |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 48 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 49 | /* Constructor: CANMessage |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 50 | * Creates CAN remote message. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 51 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 52 | CANMessage(int _id, CANFormat _format = CANStandard) { |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 53 | len = 0; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 54 | type = CANRemote; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 55 | format = _format; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 56 | id = _id; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 57 | memset(data, 0, 8); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 58 | } |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 59 | #if 0 // Inhereted from CAN_Message, for documentation only |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 60 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 61 | /* Variable: id |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 62 | * The message id. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 63 | * |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 64 | * If format is CANStandard it must be an 11 bit long id |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 65 | * If format is CANExtended it must be an 29 bit long id |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 66 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 67 | unsigned int id; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 68 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 69 | /* Variable: data |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 70 | * Space for 8 byte payload. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 71 | * |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 72 | * If type is CANData data can store up to 8 byte data. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 73 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 74 | unsigned char data[8]; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 75 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 76 | /* Variable: len |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 77 | * Length of data in bytes. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 78 | * |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 79 | * If type is CANData data can store up to 8 byte data. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 80 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 81 | unsigned char len; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 82 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 83 | /* Variable: format |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 84 | * Defines if the message has standard or extended format. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 85 | * |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 86 | * Defines the type of message id: |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 87 | * Default is CANStandard which implies 11 bit id. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 88 | * CANExtended means 29 bit message id. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 89 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 90 | CANFormat format; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 91 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 92 | /* Variable: type |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 93 | * Defines the type of a message. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 94 | * |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 95 | * The message type can rather be CANData for a message with data (default). |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 96 | * Or CANRemote for a request of a specific CAN message. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 97 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 98 | CANType type; // 0 - DATA FRAME, 1 - REMOTE FRAME |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 99 | #endif |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 100 | }; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 101 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 102 | /* Class: CAN |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 103 | * A can bus client, used for communicating with can devices |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 104 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 105 | class CAN : public Base { |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 106 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 107 | public: |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 108 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 109 | /* Constructor: CAN |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 110 | * Creates an CAN interface connected to specific pins. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 111 | * |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 112 | * Example: |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 113 | * > #include "mbed.h" |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 114 | * > #include "CAN.h" |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 115 | * > |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 116 | * > Ticker ticker; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 117 | * > DigitalOut led1(LED1); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 118 | * > DigitalOut led2(LED2); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 119 | * > CAN can1(p9, p10); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 120 | * > CAN can2(p30, p29); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 121 | * > |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 122 | * > char counter = 0; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 123 | * > |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 124 | * > void send() { |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 125 | * > if(can1.write(CANMessage(1337, &counter, 1))) { |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 126 | * > printf("Message sent: %d\n", counter); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 127 | * > counter++; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 128 | * > } |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 129 | * > led1 = !led1; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 130 | * > } |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 131 | * > |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 132 | * > int main() { |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 133 | * > ticker.attach(&send, 1); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 134 | * > CANMessage msg; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 135 | * > while(1) { |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 136 | * > if(can2.read(msg)) { |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 137 | * > printf("Message received: %d\n\n", msg.data[0]); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 138 | * > led2 = !led2; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 139 | * > } |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 140 | * > wait(0.2); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 141 | * > } |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 142 | * > } |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 143 | * |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 144 | * Variables: |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 145 | * rd - read from transmitter |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 146 | * td - transmit to transmitter |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 147 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 148 | CAN(PinName rd, PinName td); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 149 | virtual ~CAN(); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 150 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 151 | /* Function: frequency |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 152 | * Set the frequency of the CAN interface |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 153 | * |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 154 | * Variables: |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 155 | * hz - The bus frequency in hertz |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 156 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 157 | void frequency(int hz); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 158 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 159 | /* Function: write |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 160 | * Write a CANMessage to the bus. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 161 | * |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 162 | * Variables: |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 163 | * msg - The CANMessage to write. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 164 | * |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 165 | * Returns: |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 166 | * 0 - If write failed. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 167 | * 1 - If write was successful. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 168 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 169 | int write(CANMessage msg); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 170 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 171 | /* Function: read |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 172 | * Read a CANMessage from the bus. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 173 | * |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 174 | * Variables: |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 175 | * msg - A CANMessage to read to. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 176 | * |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 177 | * Returns: |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 178 | * 0 - If no message arrived. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 179 | * 1 - If message arrived. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 180 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 181 | int read(CANMessage &msg); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 182 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 183 | /* Function: reset |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 184 | * Reset CAN interface. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 185 | * |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 186 | * To use after error overflow. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 187 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 188 | void reset(); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 189 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 190 | /* Function: rderror |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 191 | * Returns number of read errors to detect read overflow errors. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 192 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 193 | unsigned char rderror(); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 194 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 195 | /* Function: tderror |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 196 | * Returns number of write errors to detect write overflow errors. |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 197 | */ |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 198 | unsigned char tderror(); |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 199 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 200 | private: |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 201 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 202 | CANName _id; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 203 | }; |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 204 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 205 | } // namespace mbed |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 206 | |
rolf.meyer@arm.com | 11:1c1ebd0324fa | 207 | #endif // MBED_CAN_H |