OVMS3/OVMS.V3/components/wolfssl/mplabx/PIC32MZ-serial.h

97 lines
3.1 KiB
C
Raw Normal View History

void _mon_putc(char c);
#define BAUD_GEN(sysclk, baud) ((sysclk / (16 * baud)) - 1)
#ifdef MICROCHIP_PIC32
#if defined (__32MZ2048ECH144__) || defined(__32MZ2048ECM144__) || defined(__32MZ2048EFM144__)
/* Code generated from Harmony example then exported using Window -> PIC32 Memory View -> Configuration Bits into system_config.h */
#define SYS_CLK_FREQ 200000000ul
#define SYS_CLK_BUS_PERIPHERAL_2 100000000ul
/* PIC32MZ2048EFM144 Configuration Bit Settings */
/*** DEVCFG0 ***/
#pragma config DEBUG = OFF
#pragma config JTAGEN = OFF
#pragma config ICESEL = ICS_PGx2
#pragma config TRCEN = OFF
#pragma config BOOTISA = MIPS32
#pragma config FECCCON = OFF_UNLOCKED
#pragma config FSLEEP = OFF
#pragma config DBGPER = PG_ALL
#pragma config SMCLR = MCLR_NORM
#pragma config SOSCGAIN = GAIN_2X
#pragma config SOSCBOOST = ON
#pragma config POSCGAIN = GAIN_2X
#pragma config POSCBOOST = ON
#pragma config EJTAGBEN = NORMAL
#pragma config CP = OFF
/*** DEVCFG1 ***/
#pragma config FNOSC = SPLL
#pragma config DMTINTV = WIN_127_128
#pragma config FSOSCEN = OFF
#pragma config IESO = OFF
#pragma config POSCMOD = EC
#pragma config OSCIOFNC = OFF
#pragma config FCKSM = CSECME
#pragma config WDTPS = PS1048576
#pragma config WDTSPGM = STOP
#pragma config FWDTEN = OFF
#pragma config WINDIS = NORMAL
#pragma config FWDTWINSZ = WINSZ_25
#pragma config DMTCNT = DMT31
#pragma config FDMTEN = OFF
/*** DEVCFG2 ***/
#pragma config FPLLIDIV = DIV_3
#pragma config FPLLRNG = RANGE_5_10_MHZ
#pragma config FPLLICLK = PLL_POSC
#pragma config FPLLMULT = MUL_50
#pragma config FPLLODIV = DIV_2
#pragma config UPLLFSEL = FREQ_24MHZ
/*** DEVCFG3 ***/
#pragma config USERID = 0xffff
#pragma config FMIIEN = ON
#pragma config FETHIO = ON
#pragma config PGL1WAY = ON
#pragma config PMDL1WAY = ON
#pragma config IOL1WAY = ON
#pragma config FUSBIDIO = ON
/*** BF1SEQ0 ***/
#pragma config TSEQ = 0x0000
#pragma config CSEQ = 0xffff
/* #pragma config statements should precede project file includes. */
/* Use project enums instead of #define for ON and OFF. */
#include <xc.h>
#endif
#endif
static void init_serial(unsigned int sysClk) {
#ifdef MICROCHIP_PIC32
#if defined (__32MZ2048ECH144__) || defined(__32MZ2048ECM144__) || defined(__32MZ2048EFM144__)
/* This is for pin B14 which is connected to the USB to UART connector J11 located under Ethernet connector */
/* Setup UART2 */
#ifdef SYS_CLK_BUS_PERIPHERAL_2
U2BRG = BAUD_GEN(SYS_CLK_BUS_PERIPHERAL_2, 115200);
#else
if (sysClk > 100000000)
sysClk /= 2;
U2BRG = BAUD_GEN(sysClk, 115200);
#endif
ANSELBCLR = 0x4000;
ANSELGCLR = 0x0040;
RPB14R = 0x02;
U2RXR = 0x01;
U2MODE = 0x8000;
U2STA = 0x400;
#endif
#endif
(void)sysClk;
}