diff options
Diffstat (limited to 'src/ppu')
| -rw-r--r-- | src/ppu/consts.h | 4 | ||||
| -rw-r--r-- | src/ppu/stm.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/src/ppu/consts.h b/src/ppu/consts.h index 917510f..4cdd428 100644 --- a/src/ppu/consts.h +++ b/src/ppu/consts.h @@ -25,9 +25,9 @@ /** @brief amount of bytes in command (16 + 16 bits) */ #define HH_PPU_COMMAND_BYTES 4 -/** @brief command buffer size (large enough to update entire screen + all fg sprites + aux + all palettes) */ +/** @brief command buffer size (large enough to update entire screen + all fg sprites + aux + all palettes + 16 for safety) */ #define HH_PPU_COMMAND_BUFFER_SIZE (HH_PPU_COMMAND_BYTES * \ - (HH_PPU_VRAM_FAM_SIZE + HH_PPU_VRAM_BAM_SIZE + HH_PPU_VRAM_AUX_SIZE + HH_PPU_VRAM_PAL_SIZE)) + (HH_PPU_VRAM_FAM_SIZE + HH_PPU_VRAM_BAM_SIZE + HH_PPU_VRAM_AUX_SIZE + HH_PPU_VRAM_PAL_SIZE + 16)) #include "ppu/types.h" diff --git a/src/ppu/stm.c b/src/ppu/stm.c index 8334090..72e46ae 100644 --- a/src/ppu/stm.c +++ b/src/ppu/stm.c @@ -15,7 +15,7 @@ void hh_ppu_vram_dwrite(uint8_t* data, size_t size) { HAL_SPI_Transmit(&hspi1, test, 4, HAL_MAX_DELAY); // HAL_Delay(100); } - HAL_SPI_Transmit(&hspi1, (uint8_t[4]){ 0xff }, size, HAL_MAX_DELAY); + HAL_SPI_Transmit(&hspi1, (uint8_t[4]){ 0xff }, 4, HAL_MAX_DELAY); // reset SPI HAL_GPIO_WritePin(GPIOA, GPIO_PIN_9, GPIO_PIN_SET); HAL_GPIO_WritePin(GPIOA, GPIO_PIN_9, GPIO_PIN_RESET); |