diff options
| author | Sam Anthony <sam@samanthony.xyz> | 2025-08-16 14:59:36 -0230 |
|---|---|---|
| committer | Sam Anthony <sam@samanthony.xyz> | 2025-08-16 14:59:36 -0230 |
| commit | ee61ef56f775e44fd0b857a960102148910e6dce (patch) | |
| tree | 9063a6a74af17d9a0ef45392dc28eaf770a22d69 /sw/spi.c | |
| parent | 478a91bd82e27d8d6b2e597fd659e484ca6b205a (diff) | |
| download | can-gauge-interface-ee61ef56f775e44fd0b857a960102148910e6dce.zip | |
usbcom: modified libusb example
Diffstat (limited to 'sw/spi.c')
| -rw-r--r-- | sw/spi.c | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/sw/spi.c b/sw/spi.c deleted file mode 100644 index 1793c4d..0000000 --- a/sw/spi.c +++ /dev/null @@ -1,30 +0,0 @@ -#include <xc.h> - -#include <stdint.h> - -#include "sys.h" -#include "types.h" - -#include "spi.h" - -void -spiInit(void) { - U8 junk; - - TRISBbits.TRISB4 = IN; // SDI - TRISCbits.TRISC7 = OUT; // SDO - TRISBbits.TRISB6 = OUT; // SCK - - SSPSTAT = 0x00; - SSPCON1 = 0x01; // FOSC/16 => 3MHz SPI clock - SSPCON1bits.SSPEN = 1; // enable - junk = SSPBUF; // dummy read to clear BF - (void)junk; -} - -U8 -spiTx(U8 c) { - SSPBUF = c; - while (!SSPSTATbits.BF) {} - return SSPBUF; -} |