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Dependents: UITDSP_ADDA_Example2
Diff: tim4_slaveSelect.hpp
- Revision:
- 1:e997f4e94491
- Parent:
- 0:46d099dfd9d6
diff -r 46d099dfd9d6 -r e997f4e94491 tim4_slaveSelect.hpp
--- a/tim4_slaveSelect.hpp Sat Mar 14 06:49:49 2015 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,62 +0,0 @@
-//------------------------------------------------------
-// Class for generate SPI slave select using TIM4
-//
-// Default pin assignments: PB_6 (D10)
-// PB_7, PB_8 (D15), and PB_9 (D14) also can be used
-// 2014/12/21, Copyright (c) 2014 MIKAMI, Naoki
-//------------------------------------------------------
-
-#ifndef TIM4_SLAVESELECT_HPP
-#define TIM4_SLAVESELECT_HPP
-
-#include "mbed.h"
-
-namespace Mikami
-{
- class Tim4_ss
- {
- public:
- Tim4_ss(uint16_t psc, // prescaler
- uint16_t arr = 18, // auto-reload register
- PinName pin = PB_6) // pin name
- : myTim_(TIM4)
- {
- PwmOut css(pin);
- myTim_->CR1 |= TIM_CR1_OPM; // one-pulse mode
- myTim_->PSC = psc; // prescaler
- myTim_->ARR = arr; // pulse width
- if (pin == PB_6) myTim_->CCR1 = 1;
- if (pin == PB_7) myTim_->CCR2 = 1;
- if (pin == PB_8) myTim_->CCR3 = 1;
- if (pin == PB_9) myTim_->CCR4 = 1;
- if ( (pin != PB_6) && (pin != PB_7)
- &&(pin != PB_8) && (pin != PB_9) )
- {
- fprintf(stderr, "\r\nIllegal pin name in Tim4_ss class\r\n");
- while (true) {}
- }
- }
- // Generate slave select
- void SlaveSelect()
- {
- myTim_->CNT = 0; // Set counter 0
- myTim_->CR1 |= TIM_CR1_CEN; // Enable TIM4
- __NOP();
- __NOP();
- __NOP();
- __NOP();
-#ifdef __STM32F411xE_H
- __NOP();
- __NOP();
-#endif // __STM32F411xE_H
- }
- private:
- TIM_TypeDef* myTim_;
-
- // Forbid to use copy constructor
- Tim4_ss(const Tim4_ss&);
- // Forbid to use substitution operator
- Tim4_ss operator=(const Tim4_ss&);
- };
-}
-#endif // TIM4_SLAVESELECT_HPP