Return the floating-point control register in m68k format */

VprocTwolfcmdRegWr(): use this function to * access the host command register * * Input Argument: cmd - the command to send * Return: (Vproc

Put 32-bit big-endian value to memory (optimized with builtin swap)

R-type instruction encoding

* Convert RGB888 to the native little-endian RGB565 layout that * esp_lcd_panel_draw_bitmap() expects (R:5 G:6 B:5 packing). Both * boards now dr

* Check if disk is inserted */

VprocTwolfHbiRead - use this function to read up to 254 words from the device * \param[in] cmd of the requested device register to read from * \pa

Put 16-bit big-endian value to memory (optimized with builtin swap)

Only sends key down when FIRST of left/right is pressed, only sends key up when BOTH left and right are released.

* Mark a tile as dirty at write-time (called from frame buffer put functions) * This is MUCH faster than per-frame comparison as it only runs on ac

Get Apple mode id for given depth

Set the floating-point status register from an m68k format */

Convert the FP value to integer according to the current m68k rounding mode */

* Quit emulator */

* Mark a range of tiles as dirty at write-time * Used for multi-byte writes (lput, wput) * * For packed pixel modes, a multi-byte write can sp

This is the platform dependent low level spi * function to write 16-bit data to the ZL380xx device */

Convert C string to pascal string

B-type instruction encoding

Compare two times

Get current time in microseconds

* Return size of file/device */

* Read from a file/device - direct read, no caching */

Return a bytes-per-row value (assuming enough bytes to fit the bits but no further padding) for the specified depth and pixel width

* Calculate the effective volume (0-255 for M5Unified Speaker) */