amiro-lld / include / alld_at24c01bn-sh-b.h @ ef078306
History | View | Annotate | Download (4.85 KB)
1 | d6728c5b | Thomas Schöpping | /*
|
---|---|---|---|
2 | AMiRo-LLD is a compilation of low-level hardware drivers for the Autonomous Mini Robot (AMiRo) platform.
|
||
3 | f125ae07 | Thomas Schöpping | Copyright (C) 2016..2019 Thomas Schöpping et al.
|
4 | d6728c5b | Thomas Schöpping | |
5 | This program is free software: you can redistribute it and/or modify
|
||
6 | f0ca400f | Thomas Schöpping | it under the terms of the GNU Lesser General Public License as published by
|
7 | d6728c5b | Thomas Schöpping | the Free Software Foundation, either version 3 of the License, or
|
8 | (at your option) any later version.
|
||
9 | |||
10 | This program is distributed in the hope that it will be useful,
|
||
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
13 | f0ca400f | Thomas Schöpping | GNU Lesser General Public License for more details.
|
14 | d6728c5b | Thomas Schöpping | |
15 | f0ca400f | Thomas Schöpping | You should have received a copy of the GNU Lesser General Public License
|
16 | d6728c5b | Thomas Schöpping | along with this program. If not, see <http://www.gnu.org/licenses/>.
|
17 | */
|
||
18 | |||
19 | 5e2f673b | Marc Rothmann | /**
|
20 | * @file alld_at24c01bn-sh-b.h
|
||
21 | * @brief EEPROM macros and structures.
|
||
22 | *
|
||
23 | * @addtogroup lld_eeprom
|
||
24 | * @{
|
||
25 | */
|
||
26 | |||
27 | 8c47f14b | Thomas Schöpping | #ifndef AMIROLLD_AT24C01BN_H
|
28 | #define AMIROLLD_AT24C01BN_H
|
||
29 | d6728c5b | Thomas Schöpping | |
30 | #include <amiro-lld.h> |
||
31 | |||
32 | #if defined(AMIROLLD_CFG_USE_AT24C01BN) || defined(__DOXYGEN__)
|
||
33 | |||
34 | ef078306 | Thomas Schöpping | /******************************************************************************/
|
35 | /* CONSTANTS */
|
||
36 | /******************************************************************************/
|
||
37 | |||
38 | d6728c5b | Thomas Schöpping | /**
|
39 | * @brief Memory size of the EEPROM in bits.
|
||
40 | */
|
||
41 | #define AT24C01BN_LLD_SIZE_BITS 1024 |
||
42 | |||
43 | /**
|
||
44 | * @brief Memory size of the EEPROM in bytes
|
||
45 | */
|
||
46 | #define AT24C01BN_LLD_SIZE_BYTES 128 |
||
47 | |||
48 | |||
49 | /**
|
||
50 | * @brief Size of a page in bytes
|
||
51 | */
|
||
52 | #define AT24C01BN_LLD_PAGE_SIZE_BYTES 8 |
||
53 | |||
54 | /**
|
||
55 | * @brief Time in microseconds a write operation takes to complete (I2C will not respond).
|
||
56 | * @note The system should wait slightly longer.
|
||
57 | */
|
||
58 | #define AT24C01BN_LLD_WRITECYCLETIME_US 5000 |
||
59 | |||
60 | /**
|
||
61 | * @brief Maximum I2C frequency.
|
||
62 | */
|
||
63 | #define AT24C01BN_LLD_I2C_MAXFREQUENCY 400000 |
||
64 | |||
65 | /**
|
||
66 | * @brief Maximum I2C frequency at 5V.
|
||
67 | */
|
||
68 | #define AT24C01BN_LLD_I2C_MAXFREQUENCY_5V 1000000 |
||
69 | |||
70 | ef078306 | Thomas Schöpping | |
71 | /******************************************************************************/
|
||
72 | /* SETTINGS */
|
||
73 | /******************************************************************************/
|
||
74 | |||
75 | /******************************************************************************/
|
||
76 | /* CHECKS */
|
||
77 | /******************************************************************************/
|
||
78 | |||
79 | /******************************************************************************/
|
||
80 | /* DATA STRUCTURES AND TYPES */
|
||
81 | /******************************************************************************/
|
||
82 | |||
83 | d6728c5b | Thomas Schöpping | /**
|
84 | * @brief The AT24C01BN driver struct
|
||
85 | */
|
||
86 | typedef struct { |
||
87 | apalI2CDriver_t* i2cd; /**< @brief The I2C Driver */
|
||
88 | cf1f756b | Thomas Schöpping | apalI2Caddr_t addr; /**< @brief The address of the AT24C01B for I2C communication, which is defined by the wiring of the A0, A1, A2 pins */
|
89 | d6728c5b | Thomas Schöpping | } AT24C01BNDriver; |
90 | |||
91 | /**
|
||
92 | * @brief Bitmasks for the I2C address, including the wiring of the A0, A1, A2 pins.
|
||
93 | */
|
||
94 | enum {
|
||
95 | cf1f756b | Thomas Schöpping | AT24C01BN_LLD_I2C_ADDR_FIXED = 0x0050u,
|
96 | AT24C01BN_LLD_I2C_ADDR_A0 = 0x0001u,
|
||
97 | AT24C01BN_LLD_I2C_ADDR_A1 = 0x0002u,
|
||
98 | AT24C01BN_LLD_I2C_ADDR_A2 = 0x0004u,
|
||
99 | d6728c5b | Thomas Schöpping | }; |
100 | |||
101 | ef078306 | Thomas Schöpping | /******************************************************************************/
|
102 | /* MACROS */
|
||
103 | /******************************************************************************/
|
||
104 | |||
105 | /******************************************************************************/
|
||
106 | /* EXTERN DECLARATIONS */
|
||
107 | /******************************************************************************/
|
||
108 | |||
109 | d6728c5b | Thomas Schöpping | #ifdef __cplusplus
|
110 | extern "C" { |
||
111 | #endif
|
||
112 | apalExitStatus_t at24c01bn_lld_poll_ack(const AT24C01BNDriver* const at24c01bn, const apalTime_t timeout); |
||
113 | apalExitStatus_t at24c01bn_lld_read_current_address(const AT24C01BNDriver* const at24c01bn, uint8_t* const data, const uint8_t num, const apalTime_t timeout); |
||
114 | apalExitStatus_t at24c01bn_lld_read(const AT24C01BNDriver* const at24c01bn, const uint8_t addr, uint8_t* const data, const uint8_t num, const apalTime_t timeout); |
||
115 | apalExitStatus_t at24c01bn_lld_write_byte(const AT24C01BNDriver* const at24c01bn, const uint8_t addr, const uint8_t data, const apalTime_t timeout); |
||
116 | apalExitStatus_t at24c01bn_lld_write_page(const AT24C01BNDriver* const at24c01bn, const uint8_t addr, const uint8_t* const data, const uint8_t num, const apalTime_t timeout); |
||
117 | #ifdef __cplusplus
|
||
118 | } |
||
119 | #endif
|
||
120 | |||
121 | ef078306 | Thomas Schöpping | /******************************************************************************/
|
122 | /* INLINE FUNCTIONS */
|
||
123 | /******************************************************************************/
|
||
124 | |||
125 | d6728c5b | Thomas Schöpping | #endif /* defined(AMIROLLD_CFG_USE_AT24C01BN) */ |
126 | |||
127 | 8c47f14b | Thomas Schöpping | #endif /* AMIROLLD_AT24C01BN_H */ |
128 | d6728c5b | Thomas Schöpping | |
129 | 5e2f673b | Marc Rothmann | /** @} */ |