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[Keyboard] Update spiderisland/split78 (#11990)

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* [Keyboard] spiderisland/split78: add MCP23018 reset code

Now, communication with the right side gets re-established
after unplugging it and plugging it back in.

* [Keyboard] spiderisland/split78: configure debouncing

I've been experiencing particularly bad bounce on the 'A' key.

Also, update maintainer github username
This commit is contained in:
unrelentingtech 2021-02-28 09:11:52 +03:00 committed by GitHub
parent 9fd5c6f619
commit ce75f48acb
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 18 additions and 3 deletions
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2
keyboards/spiderisland/split78/config.h
View file

@ -33,3 +33,5 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define BACKLIGHT_PIN D4
#define BACKLIGHT_LEVELS 3
#define BACKLIGHT_BREATHING
#define DEBOUNCE 50

16
keyboards/spiderisland/split78/matrix.c
View file

@ -105,9 +105,17 @@ void matrix_init_custom(void) {
}
static i2c_status_t mcp23018_status = I2C_STATUS_SUCCESS;
bool matrix_scan_custom(matrix_row_t current_matrix[]) {
bool matrix_has_changed = false;
#if defined(RIGHT_HALF)
if (mcp23018_status != I2C_STATUS_SUCCESS) {
mcp23018_status = mcp23018_init();
}
#endif
for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
// Store last value of row prior to reading
matrix_row_t last_row_value = current_matrix[row];
@ -124,7 +132,9 @@ bool matrix_scan_custom(matrix_row_t current_matrix[]) {
// as 0x75 would be no keys pressed
uint8_t data = 0x7F;
// Receive the columns from right half
i2c_receive(TWI_ADDR_WRITE, &data, 1, I2C_TIMEOUT);
if (mcp23018_status == I2C_STATUS_SUCCESS) {
mcp23018_status = i2c_receive(TWI_ADDR_WRITE, &data, 1, I2C_TIMEOUT);
}
#endif
cols |= ((~(PINA | 0x80)) & 0x7F);
@ -146,7 +156,9 @@ void matrix_set_row_status(uint8_t row) {
//Set the remote row on port A
txdata[0] = (GPIOA);
txdata[1] = ( 0xFF & ~(1<<row) );
i2c_transmit(TWI_ADDR_WRITE, (uint8_t *)txdata, 2, I2C_TIMEOUT);
if (mcp23018_status == I2C_STATUS_SUCCESS) {
mcp23018_status = i2c_transmit(TWI_ADDR_WRITE, (uint8_t *)txdata, 2, I2C_TIMEOUT);
}
#endif
//Set the local row on port B

2
keyboards/spiderisland/split78/readme.md
View file

@ -9,7 +9,7 @@ It is mistakenly called "87 key" on the AliExpress title and "104 key" (?!) in t
This port is based on the `split75` port which was mostly done by [Michael L. Walker](https://github.com/walkerstop).
* Keyboard Maintainer: [unrelenting.technology](https://github.com/myfreeweb)
* Keyboard Maintainer: [unrelenting.technology](https://github.com/unrelentingtech)
* Hardware Availability: https://a.aliexpress.com/_dVJsSpR
Make example for this keyboard (after setting up your build environment):

1
keyboards/spiderisland/split78/rules.mk
View file

@ -17,6 +17,7 @@ SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
BACKLIGHT_ENABLE = yes # Enable keyboard backlight functionality
RGBLIGHT_ENABLE = no # Enable keyboard RGB underglow
WS2812_DRIVER = i2c
DEBOUNCE_TYPE = sym_eager_pr
# custom matrix setup
CUSTOM_MATRIX = lite