From 7cba1cf7d2ee89559239a22c50297a1545de0587 Mon Sep 17 00:00:00 2001
From: siddhu8990
Date: Wed, 13 Jan 2016 11:15:17 +0530
Subject: Test commit
---
src/c/hardware/avr/includes/AVRPeripheralPWM.h | 2 +-
src/c/hardware/avr/includes/AVRPeripheralTimer.h | 27 +++++++
.../hardware/avr/interfaces/int_AVRPeripheralADC.h | 4 +-
.../avr/interfaces/int_AVRPeripheralGPIO.h | 11 +--
.../hardware/avr/interfaces/int_AVRPeripheralPWM.h | 4 +-
.../avr/interfaces/int_AVRPeripheralTimer.h | 25 +++++++
src/c/hardware/avr/timer/u8AVRGetTimerValues.c | 37 ++++++++++
src/c/hardware/avr/timer/u8AVRTimerSetups.c | 42 +++++++++++
src/c/hardware/avr/uart/u8AVRUARTSetups.c | 84 ++++++++++++++++++++++
9 files changed, 223 insertions(+), 13 deletions(-)
create mode 100644 src/c/hardware/avr/includes/AVRPeripheralTimer.h
create mode 100644 src/c/hardware/avr/interfaces/int_AVRPeripheralTimer.h
create mode 100644 src/c/hardware/avr/timer/u8AVRGetTimerValues.c
create mode 100644 src/c/hardware/avr/timer/u8AVRTimerSetups.c
create mode 100644 src/c/hardware/avr/uart/u8AVRUARTSetups.c
(limited to 'src/c/hardware/avr')
diff --git a/src/c/hardware/avr/includes/AVRPeripheralPWM.h b/src/c/hardware/avr/includes/AVRPeripheralPWM.h
index 80b29f3a..7371dd74 100644
--- a/src/c/hardware/avr/includes/AVRPeripheralPWM.h
+++ b/src/c/hardware/avr/includes/AVRPeripheralPWM.h
@@ -17,7 +17,7 @@ extern "C" {
//Function prototypes
uint8 u8AVRPWMSetups(uint8 timer, uint8 prescalar, uint8 waveform_mode, uint8 output_mode);
-uint8 u8AVRPWMSetDuty(uint8 timer, uint8 duty);
+uint8 u8AVRPWMSetDutys(uint8 timer, uint8 duty);
#ifdef __cplusplus
diff --git a/src/c/hardware/avr/includes/AVRPeripheralTimer.h b/src/c/hardware/avr/includes/AVRPeripheralTimer.h
new file mode 100644
index 00000000..78b04aae
--- /dev/null
+++ b/src/c/hardware/avr/includes/AVRPeripheralTimer.h
@@ -0,0 +1,27 @@
+//This file defines functions prototypes related to Timer.
+//
+// Authors
+// Siddhesh Wani
+//
+
+#ifndef __AVRPERIPHERALTIMER_H__
+#define __AVRPERIPHERALTIMER_H__
+
+#include <avr/io.h>
+#include "types.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+//Function prototypes
+uint8 u8AVRTimerSetups(uint8 timer, uint8 prescalar);
+
+uint8 u8AVRGetTimerValue(uint8 timer);
+
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* !__AVRPERIPHERALTIMER_H__ */
diff --git a/src/c/hardware/avr/interfaces/int_AVRPeripheralADC.h b/src/c/hardware/avr/interfaces/int_AVRPeripheralADC.h
index 0aafb8c0..425b03fc 100644
--- a/src/c/hardware/avr/interfaces/int_AVRPeripheralADC.h
+++ b/src/c/hardware/avr/interfaces/int_AVRPeripheralADC.h
@@ -14,10 +14,10 @@
extern "C" {
#endif
-#define d0d0AVRADCSetupu80(in1,in2) u8AVRADCSetups((uint8) in1,\
+#define AVRADCSetup(in1,in2) u8AVRADCSetups((uint8) in1,\
(uint8) in2);
-#define d0AVRReadADCu160(in1) u8AVRReadADCs((uint8) in1);
+#define AVRReadADC(in1) u8AVRReadADCs((uint8) in1);
#ifdef __cplusplus
} /* extern "C" */
diff --git a/src/c/hardware/avr/interfaces/int_AVRPeripheralGPIO.h b/src/c/hardware/avr/interfaces/int_AVRPeripheralGPIO.h
index 439532db..c034718c 100644
--- a/src/c/hardware/avr/interfaces/int_AVRPeripheralGPIO.h
+++ b/src/c/hardware/avr/interfaces/int_AVRPeripheralGPIO.h
@@ -14,19 +14,14 @@
extern "C" {
#endif
-#define d0d0d0AVRDigitalSetupu80(in1,in2,in3) u8AVRDigitalSetups((uint8) in1,\
+#define AVRDigitalSetup(in1,in2,in3) u8AVRDigitalSetups((uint8) in1,\
(uint8) in2, (uint8) in3);
-#define d0d0AVRDigitalInu80(in1,in2) u8AVRDigitalIns((uint8) in1,\
- (uint8) in2);
+#define AVRDigitalIn(in1,in2) u8AVRDigitalIns((uint8) in1, (uint8) in2);
-#define d0d0d0AVRDigitalOutu80(in1,in2,in3) u8AVRDigitalOuts((uint8) in1,\
+#define AVRDigitalOut(in1,in2,in3) u8AVRDigitalOuts((uint8) in1,\
(uint8) in2, (uint8) in3);
-#define d0d0u80AVRDigitalOutu80(in1,in2,in3) u8AVRDigitalOuts((uint8) in1,\
- (uint8) in2, (uint8) in3);
-
-
#ifdef __cplusplus
} /* extern "C" */
#endif
diff --git a/src/c/hardware/avr/interfaces/int_AVRPeripheralPWM.h b/src/c/hardware/avr/interfaces/int_AVRPeripheralPWM.h
index 73686190..2d5e5cbd 100644
--- a/src/c/hardware/avr/interfaces/int_AVRPeripheralPWM.h
+++ b/src/c/hardware/avr/interfaces/int_AVRPeripheralPWM.h
@@ -14,10 +14,10 @@
extern "C" {
#endif
-#define d0d0d0d0AVRPWMSetupu80(in1,in2) u8AVRPWMSetups((uint8) in1,\
+#define AVRPWMSetup(in1,in2,in3,in4) u8AVRPWMSetups((uint8) in1,\
(uint8) in2, (uint8) in3, (uint8) in4);
-#define d0d0AVRPWMSetDuty(in1,in2) u8AVRPWMSetDutys((uint8) in1, (uint8) in2);
+#define AVRPWMSetDuty(in1,in2) u8AVRPWMSetDutys((uint8) in1, (uint8) in2);
#ifdef __cplusplus
} /* extern "C" */
diff --git a/src/c/hardware/avr/interfaces/int_AVRPeripheralTimer.h b/src/c/hardware/avr/interfaces/int_AVRPeripheralTimer.h
new file mode 100644
index 00000000..b4b66bae
--- /dev/null
+++ b/src/c/hardware/avr/interfaces/int_AVRPeripheralTimer.h
@@ -0,0 +1,25 @@
+//This file defines constants corresponding to gpios.
+//
+// Authors
+// Siddhesh Wani
+//
+
+#ifndef __INT_AVRPERIPHERALTIMER_H__
+#define __INT_AVRPERIPHERALTIMER_H__
+
+#include <avr/io.h>
+#include "AVRPeripheralTimer.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define AVRTimerSetup(in1,in2) u8AVRTimerSetups((uint8) in1, (uint8) in2);
+
+#define AVRGetTimerValue(in1) u8AVRGetTimerValues((uint8) in1);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* !__AVRPERIPHERALADC_H__ */
diff --git a/src/c/hardware/avr/timer/u8AVRGetTimerValues.c b/src/c/hardware/avr/timer/u8AVRGetTimerValues.c
new file mode 100644
index 00000000..c542c182
--- /dev/null
+++ b/src/c/hardware/avr/timer/u8AVRGetTimerValues.c
@@ -0,0 +1,37 @@
+// Function to get timer count
+//
+// Calling Sequence
+// u8AVRGetTimerValues(timer)
+//
+// Parameters
+// timer: timer whose current count is to be returned (0,1,2)
+// ***Refer datasheet for more description about timer
+//
+// Description
+// This function returns the count of timer specified
+//
+//
+// Authors
+// Siddhesh Wani
+//
+
+
+#include "AVRPeripheralTimer.h"
+
+
+uint8 u8AVRGetTimerValues(uint8 timer)
+{
+ switch(timer)
+ {
+ case 0:
+ return TCNT0;
+
+ case 1:
+ break;
+ case 2:
+ return TCNT2;
+ }
+
+ return 0;
+}
+
diff --git a/src/c/hardware/avr/timer/u8AVRTimerSetups.c b/src/c/hardware/avr/timer/u8AVRTimerSetups.c
new file mode 100644
index 00000000..1d93429b
--- /dev/null
+++ b/src/c/hardware/avr/timer/u8AVRTimerSetups.c
@@ -0,0 +1,42 @@
+// Function to setup timer on AVR
+//
+// Calling Sequence
+// u8AVRTimerSetups(timer, prescalar)
+//
+// Parameters
+// timer: timer to be set up (0,1,2)
+// prescalar: prescalar to be used for timer (0-7)
+// ***Refer datasheet for more description about timer
+//
+// Description
+// This function sets prescalr for timers. 'timer' decides which of the
+// three (0,1,2) timers available to be used. The 'prescalar' is needed for
+// deciding timer clock. Select appropriate prescalar depending on MCU clock
+// and requirement.
+//
+//
+// Authors
+// Siddhesh Wani
+//
+
+
+#include "AVRPeripheralTimer.h"
+
+
+uint8 u8AVRTimerSetups(uint8 timer,uint8 prescalar)
+{
+ switch(timer)
+ {
+ case 0:
+ TCCR0|= (prescalar & 0x07); //Select clock source
+ break;
+ case 1:
+ break;
+ case 2:
+ TCCR2|= (prescalar & 0x07); //Select clock source
+ break;
+ }
+
+ return 0;
+}
+
diff --git a/src/c/hardware/avr/uart/u8AVRUARTSetups.c b/src/c/hardware/avr/uart/u8AVRUARTSetups.c
new file mode 100644
index 00000000..f311500a
--- /dev/null
+++ b/src/c/hardware/avr/uart/u8AVRUARTSetups.c
@@ -0,0 +1,84 @@
+// Function to initialise uart interface of AVR
+//
+// Calling Sequence
+// u8AVRUARTSetups(uint8 mode, uint8 baudrate, uint8 stopbits, uint8 parity)
+//
+// Parameters
+// mode : Mode of usart interface (0-Normal mode, 1-Double speed mode,
+// 2-Synchronous master mode)
+// baudrate : Baudrate for communication. Refer AVRPeripheralUART.h
+// for available options)
+// stopbits : No. of stopbits (0-1) for stopbits 1 and 2 resp.
+// parity: set parity bit. (0-disabled, 1-Even parity, 2-Odd parity)
+//
+//
+// Description
+// This function initialises uart interface for AVR. Available modes are
+// Normal mode (0), Double speed mode (1), Synchronous master mode(2). 'baudrate'
+// decides baudrate for communication. For baudrate settings, variable
+// 'XTAL_FREQUENCY' is required. 'stopbits' sets no of stopbits for data
+// packet. 0 for 1 stopbit and 1 for 2 stopbits. 'parity' decides parity bit
+// for communication. 0 for disabling parity bit, 1 for even parity and 2
+// for odd parity.
+//
+// Authors
+// Siddhesh Wani
+//
+
+#include "AVRPeripheralUART.h"
+
+uint8 u8AVRUARTSetups(uint8 mode, uint8 baudrate, uint8 stopbits, uint8 parity)
+{
+ switch (mode) //According to mode set bits UMSEL and U2X
+ {
+ case 0: //Normal mode
+ UCSRC &= ~(1<<6); //Clear bit 6 UMSEL
+ break;
+
+ case 1: //Double speed mode
+ UCSRC &= ~(1<<6); //Clear bit 6 UMSEL
+ break;
+
+ case 2: //Synchronous master mode
+ UCSRC |= (1<<6); //Set bit 6 UMSEL
+ break;
+ }
+
+ if(stopbits == 0)
+ { // 1 stopbit
+ UCSRC &= ~(1<<3);
+ }
+ else
+ { // 2 stopbits
+ UCSRC |= (1<<3);
+ }
+
+ //Set parity bit settings
+ switch(parity)
+ {
+ case 0: // Parity disabled
+ UCSRC &= ~(3<<4); //UPM1:0=0
+ break;
+ case 1:// Even parity
+ UCSRC |= (1<<5); //UPM1:0 = 2
+ UCSRC &= ~(1<<4);
+ break;
+ case 2:// Odd parity
+ UCSRC |= (1<<5); //UPM1:1 = 3
+ UCSRC |= (1<<4);
+ break;
+ }
+
+ //Set baud rate
+ # define BAUD baudrate
+ #include "util/setbaud.h"
+ UBRRH = UBRRH_VALUE;
+ UBRRL = UBRRL_VALUE;
+ #if USE_2X
+ UCSRA |= (1 << U2X);
+ #else
+ UCSRA &= ~(1 << U2X);
+ #endif
+ return 0;
+}
+
--
cgit