MAX32620FTHR.cpp

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00033 
00034 #include "mbed.h"
00035 #include "max32620.h"
00036 #include "ioman_regs.h"
00037 #include "PinNames.h"
00038 #include "MAX32620FTHR.h"
00039 
00040 //******************************************************************************
00041 MAX32620FTHR::MAX32620FTHR()
00042 {
00043 }
00044 
00045 //******************************************************************************
00046 MAX32620FTHR::MAX32620FTHR(vio_t vio)
00047 {
00048     init(vio);
00049 }
00050 
00051 //******************************************************************************
00052 MAX32620FTHR::~MAX32620FTHR() 
00053 {
00054 }
00055 
00056 //******************************************************************************
00057 int MAX32620FTHR::init(vio_t hdrVio)
00058 {
00059     // Set LED pins to 3.3V
00060     vddioh(P2_4, VIO_3V3);
00061     vddioh(P2_5, VIO_3V3);
00062     vddioh(P2_6, VIO_3V3);
00063 
00064     // PMOD 0 / GPIO Port 0 to hdrVio
00065     vddioh(P0_0, hdrVio);
00066     vddioh(P0_1, hdrVio);
00067     vddioh(P0_2, hdrVio);
00068     vddioh(P0_3, hdrVio);
00069     vddioh(P0_4, hdrVio);
00070     vddioh(P0_5, hdrVio);
00071     vddioh(P0_6, hdrVio);
00072     vddioh(P0_7, hdrVio);
00073 
00074     // PMOD 1 / GPIO Port 1 to hdrVio
00075     vddioh(P1_0, hdrVio);
00076     vddioh(P1_1, hdrVio);
00077     vddioh(P1_2, hdrVio);
00078     vddioh(P1_3, hdrVio);
00079     vddioh(P1_4, hdrVio);
00080     vddioh(P1_5, hdrVio);
00081     vddioh(P1_6, hdrVio);
00082     vddioh(P1_7, hdrVio);
00083 
00084     // Set header pins to hdrVio
00085     vddioh(P4_0, hdrVio);
00086     vddioh(P4_1, hdrVio);
00087     vddioh(P4_4, hdrVio);
00088     vddioh(P4_5, hdrVio);
00089     vddioh(P4_6, hdrVio);
00090     vddioh(P4_7, hdrVio);
00091     vddioh(P3_0, hdrVio);
00092     vddioh(P3_1, hdrVio);
00093     vddioh(P3_2, hdrVio);
00094     vddioh(P3_3, hdrVio);
00095     vddioh(P3_4, hdrVio);
00096     vddioh(P3_5, hdrVio);
00097     vddioh(P5_0, hdrVio);
00098     vddioh(P5_1, hdrVio);
00099     vddioh(P5_2, hdrVio);
00100     vddioh(P5_3, hdrVio);
00101     vddioh(P5_4, hdrVio);
00102     vddioh(P5_5, hdrVio);
00103     vddioh(P5_6, hdrVio);
00104     vddioh(P5_7, hdrVio);
00105     vddioh(P6_0, hdrVio);
00106 
00107     return 0;
00108 }
00109 
00110 //******************************************************************************
00111 int MAX32620FTHR::vddioh(PinName pin, vio_t vio)
00112 {
00113     __IO uint32_t *use_vddioh = &((mxc_ioman_regs_t *)MXC_IOMAN)->use_vddioh_0;
00114 
00115     if (pin == NOT_CONNECTED) {
00116         return -1;
00117     }
00118 
00119     use_vddioh += PINNAME_TO_PORT(pin) >> 2;
00120     if (vio) {
00121         *use_vddioh |= (1 << (PINNAME_TO_PIN(pin) + ((PINNAME_TO_PORT(pin) & 0x3) << 3)));
00122     } else {
00123         *use_vddioh &= ~(1 << (PINNAME_TO_PIN(pin) + ((PINNAME_TO_PORT(pin) & 0x3) << 3)));
00124     }
00125 
00126     return 0;
00127 }