Skip to content

Added support for ISSI IS25LP016D SPI flash and EXTERNAL_FLASH_DEVICES on variant.h #135

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 4 commits into
base: master
Choose a base branch
from
Open

Added support for ISSI IS25LP016D SPI flash and EXTERNAL_FLASH_DEVICES on variant.h #135

Show file tree
Hide file tree
Changes from 1 commit
Commits
Show all changes
4 commits
Select commit Hold shift + click to select a range
b54057e
Added support for ISSI IS25LP016D SPI flash
nekuneko Nov 6, 2022
993a259
Changed KB to KiB
nekuneko Nov 15, 2022
4a0e715
Implemented EXTERNAL_FLASH_DEVICES checking
nekuneko Nov 15, 2022
09ccb83
clang-format passed
nekuneko Nov 15, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion src/Adafruit_SPIFlashBase.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -99,7 +99,7 @@ static const SPIFlash_Device_t possible_devices[] = {
MB85RS64V, MB85RS1MT, MB85RS2MTA, MB85RS4MT,

// Other common flash devices
W25Q16JV_IQ, W25Q32JV_IQ, AT25SF041, AT25DF081A};
W25Q16JV_IQ, W25Q32JV_IQ, AT25SF041, AT25DF081A, IS25LP016D};

/// Flash device list count
enum {
Expand Down
15 changes: 14 additions & 1 deletion src/flash_devices.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,7 @@
#include <stdint.h>

typedef struct {
uint32_t total_size;
uint32_t total_size; // in bytes
uint16_t start_up_time_us;

// Three response bytes to 0x9f JEDEC ID command.
Expand Down Expand Up @@ -143,6 +143,19 @@ typedef struct {
.single_status_byte = false, .is_fram = false, \
}

// Settings for the ISSI IS25LP016D 16Mib / 2MiB SPI flash.
// Datasheet: https://www.issi.com/WW/pdf/25LP-WP016D.pdf
#define IS25LP016D \
{ \
.total_size = 2097152, /* 2MiB */ .start_up_time_us = 5000, \
.manufacturer_id = 0x9d, .memory_type = 0x60, .capacity = 0x15, \
.max_clock_speed_mhz = 133, .quad_enable_bit_mask = 0x40, \
.has_sector_protection = false, .supports_fast_read = true, \
.supports_qspi = true, .supports_qspi_writes = true, \
.write_status_register_split = false, .single_status_byte = true, \
.is_fram = false, \
}

// https://www.fujitsu.com/uk/Images/MB85RS64V.pdf
// RDID has continuation code: 04-7F-03-02
#define MB85RS64V \
Expand Down