diff options
Diffstat (limited to 'keyboards/ergodox/infinity/infinity.c')
| -rw-r--r-- | keyboards/ergodox/infinity/infinity.c | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/keyboards/ergodox/infinity/infinity.c b/keyboards/ergodox/infinity/infinity.c new file mode 100644 index 000000000..62259ed3f --- /dev/null +++ b/keyboards/ergodox/infinity/infinity.c @@ -0,0 +1,195 @@ +#include "infinity.h" +#include "ch.h" +#include "hal.h" +#include "serial_link/system/serial_link.h" +#ifdef VISUALIZER_ENABLE +#include "lcd_backlight.h" +#endif + +void init_serial_link_hal(void) { + PORTA->PCR[1] = PORTx_PCRn_PE | PORTx_PCRn_PS | PORTx_PCRn_PFE | PORTx_PCRn_MUX(2); + PORTA->PCR[2] = PORTx_PCRn_DSE | PORTx_PCRn_SRE | PORTx_PCRn_MUX(2); + PORTE->PCR[0] = PORTx_PCRn_PE | PORTx_PCRn_PS | PORTx_PCRn_PFE | PORTx_PCRn_MUX(3); + PORTE->PCR[1] = PORTx_PCRn_DSE | PORTx_PCRn_SRE | PORTx_PCRn_MUX(3); +} + +#define RED_PIN 1 +#define GREEN_PIN 2 +#define BLUE_PIN 3 +#define CHANNEL_RED FTM0->CHANNEL[0] +#define CHANNEL_GREEN FTM0->CHANNEL[1] +#define CHANNEL_BLUE FTM0->CHANNEL[2] + +#define RGB_PORT PORTC +#define RGB_PORT_GPIO GPIOC + +// Base FTM clock selection (72 MHz system clock) +// @ 0xFFFF period, 72 MHz / (0xFFFF * 2) = Actual period +// Higher pre-scalar will use the most power (also look the best) +// Pre-scalar calculations +// 0 - 72 MHz -> 549 Hz +// 1 - 36 MHz -> 275 Hz +// 2 - 18 MHz -> 137 Hz +// 3 - 9 MHz -> 69 Hz (Slightly visible flicker) +// 4 - 4 500 kHz -> 34 Hz (Visible flickering) +// 5 - 2 250 kHz -> 17 Hz +// 6 - 1 125 kHz -> 9 Hz +// 7 - 562 500 Hz -> 4 Hz +// Using a higher pre-scalar without flicker is possible but FTM0_MOD will need to be reduced +// Which will reduce the brightness range +#define PRESCALAR_DEFINE 0 +void lcd_backlight_hal_init(void) { + // Setup Backlight + SIM->SCGC6 |= SIM_SCGC6_FTM0; + FTM0->CNT = 0; // Reset counter + + // PWM Period + // 16-bit maximum + FTM0->MOD = 0xFFFF; + + // Set FTM to PWM output - Edge Aligned, Low-true pulses +#define CNSC_MODE FTM_SC_CPWMS | FTM_SC_PS(4) | FTM_SC_CLKS(0) + CHANNEL_RED.CnSC = CNSC_MODE; + CHANNEL_GREEN.CnSC = CNSC_MODE; + CHANNEL_BLUE.CnSC = CNSC_MODE; + + // System clock, /w prescalar setting + FTM0->SC = FTM_SC_CLKS(1) | FTM_SC_PS(PRESCALAR_DEFINE); + + CHANNEL_RED.CnV = 0; + CHANNEL_GREEN.CnV = 0; + CHANNEL_BLUE.CnV = 0; + + RGB_PORT_GPIO->PDDR |= (1 << RED_PIN); + RGB_PORT_GPIO->PDDR |= (1 << GREEN_PIN); + RGB_PORT_GPIO->PDDR |= (1 << BLUE_PIN); + +#define RGB_MODE PORTx_PCRn_SRE | PORTx_PCRn_DSE | PORTx_PCRn_MUX(4) + RGB_PORT->PCR[RED_PIN] = RGB_MODE; + RGB_PORT->PCR[GREEN_PIN] = RGB_MODE; + RGB_PORT->PCR[BLUE_PIN] = RGB_MODE; +} + +static uint16_t cie_lightness(uint16_t v) { + // The CIE 1931 formula for lightness + // Y = luminance (output) 0-1 + // L = lightness input 0 - 100 + + // Y = (L* / 902.3) if L* <= 8 + // Y = ((L* + 16) / 116)^3 if L* > 8 + + float l = 100.0f * (v / 65535.0f); + float y = 0.0f; + if (l <= 8.0f) { + y = l / 902.3; + } + else { + y = ((l + 16.0f) / 116.0f); + y = y * y * y; + if (y > 1.0f) { + y = 1.0f; + } + } + return y * 65535.0f; +} + +void lcd_backlight_hal_color(uint16_t r, uint16_t g, uint16_t b) { + CHANNEL_RED.CnV = cie_lightness(r); + CHANNEL_GREEN.CnV = cie_lightness(g); + CHANNEL_BLUE.CnV = cie_lightness(b); +} + +__attribute__ ((weak)) +void matrix_init_user(void) { +} + +__attribute__ ((weak)) +void matrix_scan_user(void) { +} + + +void matrix_init_kb(void) { + // put your keyboard start-up code here + // runs once when the firmware starts up + + matrix_init_user(); + // The backlight always has to be initialized, otherwise it will stay lit +#ifndef VISUALIZER_ENABLE + lcd_backlight_hal_init(); +#endif +} + +void matrix_scan_kb(void) { + // put your looping keyboard code here + // runs every cycle (a lot) + + matrix_scan_user(); +} + +__attribute__ ((weak)) +void ergodox_board_led_on(void){ +} + +__attribute__ ((weak)) +void ergodox_right_led_1_on(void){ +} + +__attribute__ ((weak)) +void ergodox_right_led_2_on(void){ +} + +__attribute__ ((weak)) +void ergodox_right_led_3_on(void){ +} + +__attribute__ ((weak)) +void ergodox_board_led_off(void){ +} + +__attribute__ ((weak)) +void ergodox_right_led_1_off(void){ +} + +__attribute__ ((weak)) +void ergodox_right_led_2_off(void){ +} + +__attribute__ ((weak)) +void ergodox_right_led_3_off(void){ +} + +__attribute__ ((weak)) +void ergodox_right_led_1_set(uint8_t n) { +} + +__attribute__ ((weak)) +void ergodox_right_led_2_set(uint8_t n) { +} + +__attribute__ ((weak)) +void ergodox_right_led_3_set(uint8_t n) { +} + +#ifdef ONEHAND_ENABLE +__attribute__ ((weak)) +const keypos_t hand_swap_config[MATRIX_ROWS][MATRIX_COLS] = { + {{0, 9}, {1, 9}, {2, 9}, {3, 9}, {4, 9}}, + {{0, 10}, {1, 10}, {2, 10}, {3, 10}, {4, 10}}, + {{0, 11}, {1, 11}, {2, 11}, {3, 11}, {4, 11}}, + {{0, 12}, {1, 12}, {2, 12}, {3, 12}, {4, 12}}, + {{0, 13}, {1, 13}, {2, 13}, {3, 13}, {4, 13}}, + {{0, 14}, {1, 14}, {2, 14}, {3, 14}, {4, 14}}, + {{0, 15}, {1, 15}, {2, 15}, {3, 15}, {4, 15}}, + {{0, 16}, {1, 16}, {2, 16}, {3, 16}, {4, 16}}, + {{0, 17}, {1, 17}, {2, 17}, {3, 17}, {4, 17}}, + {{0, 0}, {1, 0}, {2, 0}, {3, 0}, {4, 0}}, + {{0, 1}, {1, 1}, {2, 1}, {3, 1}, {4, 1}}, + {{0, 2}, {1, 2}, {2, 2}, {3, 2}, {4, 2}}, + {{0, 3}, {1, 3}, {2, 3}, {3, 3}, {4, 3}}, + {{0, 4}, {1, 4}, {2, 4}, {3, 4}, {4, 4}}, + {{0, 5}, {1, 5}, {2, 5}, {3, 5}, {4, 5}}, + {{0, 6}, {1, 6}, {2, 6}, {3, 6}, {4, 6}}, + {{0, 7}, {1, 7}, {2, 7}, {3, 7}, {4, 7}}, + {{0, 8}, {1, 8}, {2, 8}, {3, 8}, {4, 8}}, +}; +#endif |