CLEON  Version 1
Cloud-Offloaded GPS Receiver
sys_flash.c
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1 
7 #include "cleon_conf.h"
8 #include "app_define.h"
9 #include "sys_define.h"
10 #include "hal_define.h"
11 #include "fs_define.h"
12 
13 /*----------------------------------------------------------------------------*/
21 void SYS_EXT_FLASH_Init(void)
22 {
23  SYS_EXT_FLASH_InitIO();
24 }
25 
26 /*----------------------------------------------------------------------------*/
34 void SYS_EXT_FLASH_InitIO(void)
35 {
36  // Release CS initially
37  EXT_FLASH_CS_PORT(OUT) |= BV(EXT_FLASH_CS_PIN);
38  EXT_FLASH_CS_PORT(DIR) |= BV(EXT_FLASH_CS_PIN);
39 
40  EXT_FLASH_WP_PORT(OUT) |= BV(EXT_FLASH_WP_PIN);
41  EXT_FLASH_WP_PORT(DIR) |= BV(EXT_FLASH_WP_PIN);
42 
43  EXT_FLASH_HOLD_PORT(OUT) |= BV(EXT_FLASH_HOLD_PIN);
44  EXT_FLASH_HOLD_PORT(DIR) |= BV(EXT_FLASH_HOLD_PIN);
45 
46  // Set as SPI pins
47  EXT_FLASH_MOSI_PORT(SEL) |= BV(EXT_FLASH_MOSI_PIN);
48  EXT_FLASH_MISO_PORT(SEL) |= BV(EXT_FLASH_MISO_PIN);
49  EXT_FLASH_CLK_PORT(SEL) |= BV(EXT_FLASH_CLK_PIN);
50 }