diff options
author | Richard <rich@brickbots.com> | 2020-08-24 07:40:45 -0700 |
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committer | Drashna Jael're <drashna@live.com> | 2020-09-30 03:40:41 -0700 |
commit | a9087f8a17ddb4e0d06f940e9598852e8033328d (patch) | |
tree | 2a76b87f9bb66700f98ab854439a11d8519ea8e9 /drivers/oled/oled_driver.c | |
parent | f454a7be21bd501d7ee90bc0aa7c42bdc549ccd3 (diff) |
Add a method to read the OLED display buffer from user space (#8777)
* Adding extern and declaration
* Change to mediated buffer read
* Adding raw byte read
* Restore write raw... D'Oh
* Working struct return
* Pack that struct
* Remove conditional packing and add example to docs
* Cleanup tab/spaces
* Update docs/feature_oled_driver.md
Prettify formatting
* Update drivers/oled/oled_driver.h
Prettify formatting
Diffstat (limited to 'drivers/oled/oled_driver.c')
-rw-r--r-- | drivers/oled/oled_driver.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/oled/oled_driver.c b/drivers/oled/oled_driver.c index f1990567f7..bbf010a090 100644 --- a/drivers/oled/oled_driver.c +++ b/drivers/oled/oled_driver.c @@ -444,6 +444,14 @@ void oled_pan(bool left) { oled_dirty = ~((OLED_BLOCK_TYPE)0); } +oled_buffer_reader_t oled_read_raw(uint16_t start_index) { + if (start_index > OLED_MATRIX_SIZE) start_index = OLED_MATRIX_SIZE; + oled_buffer_reader_t ret_reader; + ret_reader.current_element = &oled_buffer[start_index]; + ret_reader.remaining_element_count = OLED_MATRIX_SIZE - start_index; + return ret_reader; +} + void oled_write_raw_byte(const char data, uint16_t index) { if (index > OLED_MATRIX_SIZE) index = OLED_MATRIX_SIZE; if (oled_buffer[index] == data) return; |