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move defines from header to source. no need to share them

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This commit is contained in:
King Kévin 2016-01-24 16:50:48 +01:00
parent 465aaa9bb8
commit 20538ae13b
2 changed files with 30 additions and 30 deletions
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30
lib/vfd.c
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@ -31,6 +31,36 @@
/* get the length of an array */
#define LENGTH(x) (sizeof(x) / sizeof((x)[0]))
/* supertex HV518 VFD driver pins */
/* port on which the pins to control the supertex HV518 VFD driver are
* we use port A because of the SPI interface */
#define VFD_PORT GPIOA
#define VFD_PORT_RCC RCC_GPIOA
/* SPI port to use */
#define VFD_SPI SPI1
#if (VFD_SPI==SPI1)
#define VFD_SPI_RCC RCC_SPI1
#define VFD_SPI_IRQ NVIC_SPI1_IRQ
#elif (VFD_SPI==SPI2)
#define VFD_SPI_RCC RCC_SPI2
#define VFD_SPI_IRQ NVIC_SPI2_IRQ
#endif
/* strobe pin to enable high voltage output
* high voltage is output on low
* drive using a GPIO PA6 (normally MISO) */
#define VFD_STR GPIO6
/* latch enable pin
* store the shifted data on low
* output the parallel data on high
* use GPIO (PA4) (NSS does not work as SS) */
#define VFD_NLE GPIO4
/* clock signal
* drive using SPI SCK (PA5) */
#define VFD_CLK GPIO_SPI1_SCK
/* data input, where the data is shifted to
* drive using SPI MOSI (PA7) */
#define VFD_DIN GPIO_SPI1_MOSI
/* ASCII characters encoded for 7 segments display
* starts with space
*/

30
lib/vfd.h
View File

@ -16,36 +16,6 @@
/* this library is used to drive the vacuum fluorescent display extracted from a Samsung SER-6500 cashier machine
* it used three chained supertex HV518P shift register VFD drivers */
/* supertex HV518 VFD driver pins */
/* port on which the pins to control the supertex HV518 VFD driver are
* we use port A because of the SPI interface */
#define VFD_PORT GPIOA
#define VFD_PORT_RCC RCC_GPIOA
/* SPI port to use */
#define VFD_SPI SPI1
#if (VFD_SPI==SPI1)
#define VFD_SPI_RCC RCC_SPI1
#define VFD_SPI_IRQ NVIC_SPI1_IRQ
#elif (VFD_SPI==SPI2)
#define VFD_SPI_RCC RCC_SPI2
#define VFD_SPI_IRQ NVIC_SPI2_IRQ
#endif
/* strobe pin to enable high voltage output
* high voltage is output on low
* drive using a GPIO PA6 (normally MISO) */
#define VFD_STR GPIO6
/* latch enable pin
* store the shifted data on low
* output the parallel data on high
* use GPIO (PA4) (NSS does not work as SS) */
#define VFD_NLE GPIO4
/* clock signal
* drive using SPI SCK (PA5) */
#define VFD_CLK GPIO_SPI1_SCK
/* data input, where the data is shifted to
* drive using SPI MOSI (PA7) */
#define VFD_DIN GPIO_SPI1_MOSI
/* the number of blocks available on the VFD */
#define VFD_DRIVERS 3
#define VFD_DIGITS 10