From ae6b21b712187605c801176179e0f29ff88dfe70 Mon Sep 17 00:00:00 2001 From: wolfv6 Date: Sat, 3 Sep 2016 22:10:11 -0600 Subject: [PATCH] add keybrd_PCA9655E.ino --- examples/keybrd_PCA9655E/keybrd_PCA9655E.ino | 99 +++++++++++++++++++ src/Row_IOE.h | 6 +- .../keybrd_4c_split_with_IOE.ino | 2 +- unit_tests/MCP23S17_read/MCP23S17_read.ino | 42 -------- unit_tests/MCP23S17_write/MCP23S17_write.ino | 54 ---------- 5 files changed, 103 insertions(+), 100 deletions(-) create mode 100644 examples/keybrd_PCA9655E/keybrd_PCA9655E.ino delete mode 100644 unit_tests/MCP23S17_read/MCP23S17_read.ino delete mode 100644 unit_tests/MCP23S17_write/MCP23S17_write.ino diff --git a/examples/keybrd_PCA9655E/keybrd_PCA9655E.ino b/examples/keybrd_PCA9655E/keybrd_PCA9655E.ino new file mode 100644 index 0000000..6ca900f --- /dev/null +++ b/examples/keybrd_PCA9655E/keybrd_PCA9655E.ino @@ -0,0 +1,99 @@ +/* keybrd_PCA9655E.ino + + Teensy 2.0 controller PCA9655E I/O expander +| Left | **0** | **1** | | Right | **0** | **1** | +|:-----:|-------|-------| |:-----:|-------|-------| +| **1** | 1 | 2 | | **1** | 3 | 4 | +| **0** | a | b | | **0** | c | d | +*/ +// ################## GLOBAL ################### +// ================= INCLUDES ================== +#include +#include + +//left matrix +#include + +//right matrix +#include +#include +#include +#include + +// ============ SPEED CONFIGURATION ============ +ScanDelay scanDelay(9000); + +// =============== LEFT uC MATRIX ============== +const bool Scanner_uC::STROBE_ON = HIGH; //active high +const bool Scanner_uC::STROBE_OFF = LOW; + +uint8_t readPins_L[] = {0, 1}; + +// ============== RIGHT IOE MATRIX ============= +const bool Scanner_Port::STROBE_ON = HIGH; //active high +const bool Scanner_Port::STROBE_OFF = LOW; + +const uint8_t PortIOE::DEVICE_ADDR = 0x18; + +// ------------------ PORT 1 ------------------- +PortIOE port1_R(1, 0); +PortWrite_PCA9655E portWrite1_R(port1_R); + +// ------------------ PORT 0 ------------------- +PortIOE port0_R(0, 0); +PortWrite_PCA9655E portWrite0_R(port0_R); +PortRead_PCA9655E portRead0_R(port0_R, 1<<0 | 1<<1 ); + +// =================== CODES =================== +Code_Sc s_a(KEY_A); +Code_Sc s_b(KEY_B); +Code_Sc s_c(KEY_C); +Code_Sc s_d(KEY_D); + +Code_Sc s_1(KEY_1); +Code_Sc s_2(KEY_2); +Code_Sc s_3(KEY_3); +Code_Sc s_4(KEY_4); + +// =================== ROWS ==================== +// ---------------- LEFT ROWS ------------------ +Key* ptrsKeys_L0[] = { &s_1, &s_2 }; +uint8_t KEY_COUNT_L0 = sizeof(ptrsKeys_L0)/sizeof(*ptrsKeys_L0); +Row_uC row_L0(21, readPins_L, KEY_COUNT_L0, ptrsKeys_L0); + +Key* ptrsKeys_L1[] = { &s_a, &s_b }; +uint8_t KEY_COUNT_L1 = sizeof(ptrsKeys_L1)/sizeof(*ptrsKeys_L1); +Row_uC row_L1(20, readPins_L, KEY_COUNT_L1, ptrsKeys_L1); + +// ---------------- RIGHT ROWS ----------------- +Key* ptrsKeys_R0[] = { &s_3, &s_4 }; +uint8_t KEY_COUNT_R0 = sizeof(ptrsKeys_R0)/sizeof(*ptrsKeys_R0); +Row_IOE row_R0(portWrite1_R, 1<<0, portRead0_R, KEY_COUNT_R0, ptrsKeys_R0); + +Key* ptrsKeys_R1[] = { &s_c, &s_d }; +uint8_t KEY_COUNT_R1 = sizeof(ptrsKeys_R1)/sizeof(*ptrsKeys_R1); +Row_IOE row_R1(portWrite1_R, 1<<1, portRead0_R, KEY_COUNT_R1, ptrsKeys_R1); + +// ################### MAIN #################### +void setup() +{ + Keyboard.begin(); + Wire.begin(); //Wire.begin() must be called before port begin() + portWrite1_R.begin(); + portRead0_R.begin(); +} + +void loop() +{ + //left matrix + row_L0.process(); + row_L1.process(); + + //right matrix + row_R0.process(); + row_R1.process(); + + scanDelay.delay(); + //debug.print_scans_per_second(); + //debug.print_microseconds_per_scan(); +} diff --git a/src/Row_IOE.h b/src/Row_IOE.h index eb8ff60..2461c84 100644 --- a/src/Row_IOE.h +++ b/src/Row_IOE.h @@ -7,15 +7,15 @@ class PortWriteInterface; class PortReadInterface; -/* Row_IOE is a row connected to an Input/Output Expander. -Configuration and Instantiation instructions are in keybrd/src/Row_IOE.h +/* Row_IOE is a row connected to an I/O Expander. +Configuration and Instantiation instructions are in keybrd/src/Row_uC.h */ class Row_IOE : public Row { private: Scanner_Port scanner; Debouncer_Samples debouncer; - const uint8_t readPinCount; //number of read pins + const uint8_t readPinCount; public: Row_IOE(PortWriteInterface& refPortWrite, const uint8_t strobePin, PortReadInterface& refPortRead, const uint8_t readPinCount, Key *const ptrsKeys[]) diff --git a/tutorials/keybrd_4c_split_with_IOE/keybrd_4c_split_with_IOE.ino b/tutorials/keybrd_4c_split_with_IOE/keybrd_4c_split_with_IOE.ino index 26b609d..5df249d 100644 --- a/tutorials/keybrd_4c_split_with_IOE/keybrd_4c_split_with_IOE.ino +++ b/tutorials/keybrd_4c_split_with_IOE/keybrd_4c_split_with_IOE.ino @@ -1,4 +1,4 @@ -/* keybrd_4c_split_with_IOE_annotated.ino +/* keybrd_4c_split_with_IOE.ino | Left | **0** | **1** | | Right | **0** | **1** | |:-----:|-------|-------| |:-----:|-------|-------| diff --git a/unit_tests/MCP23S17_read/MCP23S17_read.ino b/unit_tests/MCP23S17_read/MCP23S17_read.ino deleted file mode 100644 index 27911fd..0000000 --- a/unit_tests/MCP23S17_read/MCP23S17_read.ino +++ /dev/null @@ -1,42 +0,0 @@ -/* this works -The setup is an MCP23S17 I/O expander on a Teensy LC controller. -MCP23S17 port B pins are alternately grounded and energized. -portBState is a bitwise reading of port B. -output is: 10101010 - -posted on http://arduino.stackexchange.com/questions/tagged/spi -http://arduino.stackexchange.com/questions/28792/reading-an-mcp23s17-i-o-expander-port-with-the-arduino-spi-library -*/ -#include - -const uint8_t ADDR = 0x20; //MCP23S17 address, all 3 ADDR pins are grounded -const uint8_t OPCODE_READ = (ADDR << 1 | 0x01); //MCP23S17 opcode read has LSB set - -const uint8_t IODIRB = 0x01; -const uint8_t GPIOB = 0x13; - -uint8_t portBState = 0; //bit wise - -void setup() -{ - Serial.begin(9600); - delay(1000); - - pinMode(SS, OUTPUT); //configure controller's Slave Select pin to output - digitalWrite(SS, HIGH); //disable Slave Select - SPI.begin(); - - //IODIRB register is already configured to input by default - - SPI.beginTransaction(SPISettings (SPI_CLOCK_DIV8, MSBFIRST, SPI_MODE0)); //gain control of SPI bus - digitalWrite(SS, LOW); //enable Slave Select - SPI.transfer(OPCODE_READ); //read command - SPI.transfer(GPIOB); //register address to read data from - portBState = SPI.transfer(0); //save the data (0 is dummy data to send) - digitalWrite(SS, HIGH); //disable Slave Select - SPI.endTransaction(); //release the SPI bus - - Serial.println(portBState, BIN); //should print 10101010 -} - -void loop() { } diff --git a/unit_tests/MCP23S17_write/MCP23S17_write.ino b/unit_tests/MCP23S17_write/MCP23S17_write.ino deleted file mode 100644 index 76dfc69..0000000 --- a/unit_tests/MCP23S17_write/MCP23S17_write.ino +++ /dev/null @@ -1,54 +0,0 @@ -/* this works with volt meter (MCP23S17 on 3.3v does not output enough power for LEDs) -LED lights w/o resistor, not light with 56 ohm resistor -blink LED on MCP23S17 port A pin -from Example 41.1 - Microchip MCP23017 with Arduino - http://tronixstuff.com/tutorials > chapter 41 - http://tronixstuff.com/2011/08/26/tutorial-maximising-your-arduinos-io-ports/ - John Boxall | CC by-sa-nc -from http://69.5.26.215/forum/?id=10945&page=3 #35 -modified to test MCP23S17 (SPI) using syntax from - http://arduino.stackexchange.com/questions/16348/how-do-you-use-spi-on-an-arduino - > - -SPISettings from http://arduino.stackexchange.com/questions/14191/mcp23s17-programming-iodirx-register-works-in-loop-but-not-in-setup -*/ -#include - -const uint8_t ADDR = 0x20; //MCP23S17 address, all ADDR pins are grounded -const uint8_t OPCODE_WRITE = (ADDR << 1); //MCP23S17 opcode write has LSB clear - -const uint8_t IODIRA = 0x00; //LEDs are on port A -const uint8_t GPIOA = 0x12; - -uint8_t LED_state = 0; //bit wise - -void IOEWrite(const uint8_t registerAddr, const uint8_t data) -{ - SPI.beginTransaction(SPISettings (SPI_CLOCK_DIV8, MSBFIRST, SPI_MODE0)); //slower clock - digitalWrite(SS, LOW); //enable Slave Select - SPI.transfer(OPCODE_WRITE); //write command - SPI.transfer(registerAddr); //register address to write data to - SPI.transfer(data); //data - digitalWrite(SS, HIGH); //disable Slave Select - SPI.endTransaction(); //release the SPI bus -} - -void setup() -{ - Serial.begin(9600); - - pinMode(SS, OUTPUT); //configure controller's Slave Select pin to output - digitalWrite(SS, HIGH); //disable Slave Select - SPI.begin(); - - IOEWrite(IODIRA, 0x00); //configure IODIRA register to output -} - -void loop() -{ - IOEWrite(GPIOA, LED_state); //set all GPIOA pins - - delay(2000); - //Serial.println(LED_state, BIN); //prints alternating 0 and 11111111 - LED_state = ~LED_state; //toggle LED on/off -}