shimun/solo
1
0
Fork 0
Code Issues Pull Requests Releases 1 Wiki Activity

initial development for NXP NFC I2C IC

Browse Source
This commit is contained in:
Conor Patrick 2018-08-01 19:36:45 -04:00
parent 58ec4b16c5
commit 111e8a6fe4
6 changed files with 133 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
efm32/.cproject
View File

@ -226,7 +226,7 @@
<storageModule moduleId="org.eclipse.cdt.core.externalSettings"/> <storageModule moduleId="org.eclipse.cdt.core.externalSettings"/>
</cconfiguration> </cconfiguration>
</storageModule> </storageModule>
<storageModule moduleId="com.silabs.ss.framework.ide.project.core.cpp" project.generation="54" projectCommon.boardIds="brd2500a:0.0.0" projectCommon.buildArtifactType="EXE" projectCommon.importModeId="COPY" projectCommon.partId="mcu.arm.efm32.pg1.efm32pg1b200f256gm48" projectCommon.sdkId="com.silabs.sdk.stack.super:1.1.1._310456152"/> <storageModule moduleId="com.silabs.ss.framework.ide.project.core.cpp" project.generation="74" projectCommon.boardIds="brd2500a:0.0.0" projectCommon.buildArtifactType="EXE" projectCommon.importModeId="COPY" projectCommon.partId="mcu.arm.efm32.pg1.efm32pg1b200f256gm48" projectCommon.sdkId="com.silabs.sdk.stack.super:1.1.1._310456152"/>
<storageModule moduleId="cdtBuildSystem" version="4.0.0"> <storageModule moduleId="cdtBuildSystem" version="4.0.0">
<project id="EFM32.com.silabs.ss.framework.ide.project.core.cdt.cdtMbsProjectType.1696568425" name="SLS CDT Project" projectType="com.silabs.ss.framework.ide.project.core.cdt.cdtMbsProjectType"/> <project id="EFM32.com.silabs.ss.framework.ide.project.core.cdt.cdtMbsProjectType.1696568425" name="SLS CDT Project" projectType="com.silabs.ss.framework.ide.project.core.cdt.cdtMbsProjectType"/>
</storageModule> </storageModule>

7
efm32/EFM32.hwconf
View File

@ -3,7 +3,7 @@
<mode name="DefaultMode"> <mode name="DefaultMode">
<property object="ADC0" propertyId="ABPeripheral.included" value="true"/> <property object="ADC0" propertyId="ABPeripheral.included" value="true"/>
<property object="CMU" propertyId="ABPeripheral.included" value="true"/> <property object="CMU" propertyId="ABPeripheral.included" value="true"/>
<property object="CMU" propertyId="clocksettings.hfrcosettings.hfrcofrequency" value="13 MHz"/> <property object="CMU" propertyId="clocksettings.hfrcosettings.hfrcofrequency" value="38 MHz"/>
<property object="CMU" propertyId="clocksettings.lfclocksettings.lfrcorequired" value="Yes"/> <property object="CMU" propertyId="clocksettings.lfclocksettings.lfrcorequired" value="Yes"/>
<property object="CRYOTIMER" propertyId="ABPeripheral.included" value="true"/> <property object="CRYOTIMER" propertyId="ABPeripheral.included" value="true"/>
<property object="CRYOTIMER" propertyId="cryotimer.clocking.eventafterevery" value="1 cycle"/> <property object="CRYOTIMER" propertyId="cryotimer.clocking.eventafterevery" value="1 cycle"/>
@ -61,6 +61,11 @@
<property object="PD10" propertyId="ports.settings.pinmode" value="Push-pull"/> <property object="PD10" propertyId="ports.settings.pinmode" value="Push-pull"/>
<property object="PD10" propertyId="ports.settings.pulldirection" value="Pullup"/> <property object="PD10" propertyId="ports.settings.pulldirection" value="Pullup"/>
<property object="PD10" propertyId="ports.settings.pullup" value="Enabled"/> <property object="PD10" propertyId="ports.settings.pullup" value="Enabled"/>
<property object="PD15" propertyId="ports.settings.dout" value="1"/>
<property object="PD15" propertyId="ports.settings.filter" value="Enabled"/>
<property object="PD15" propertyId="ports.settings.pinmode" value="Push-pull"/>
<property object="PD15" propertyId="ports.settings.pulldirection" value="Pullup"/>
<property object="PD15" propertyId="ports.settings.pullup" value="Enabled"/>
<property object="PF3" propertyId="ports.settings.pinmode" value="Wired-and pullup filter"/> <property object="PF3" propertyId="ports.settings.pinmode" value="Wired-and pullup filter"/>
<property object="PF4" propertyId="ports.settings.pinmode" value="Push-pull"/> <property object="PF4" propertyId="ports.settings.pinmode" value="Push-pull"/>
<property object="PF5" propertyId="ports.settings.pinmode" value="Push-pull"/> <property object="PF5" propertyId="ports.settings.pinmode" value="Push-pull"/>

8
efm32/inc/app.h
View File

@ -14,13 +14,17 @@
#define USING_DEV_BOARD #define USING_DEV_BOARD
#define BRIDGE_TO_WALLET //#define BRIDGE_TO_WALLET
//#define DISABLE_CTAPHID_PING //#define DISABLE_CTAPHID_PING
//#define DISABLE_CTAPHID_WINK //#define DISABLE_CTAPHID_WINK
#define DISABLE_CTAPHID_CBOR //#define DISABLE_CTAPHID_CBOR
void printing_init(); void printing_init();
#define TEST
#define TEST_POWER
#endif /* SRC_APP_H_ */ #endif /* SRC_APP_H_ */

5
efm32/src/InitDevice.c
View File

@ -104,7 +104,7 @@ extern void CMU_enter_DefaultMode_from_RESET(void) {
CMU_HFXOInit(&hfxoInit); CMU_HFXOInit(&hfxoInit);
/* Setting system HFRCO frequency */ /* Setting system HFRCO frequency */
CMU_HFRCOFreqSet (cmuHFRCOFreq_13M0Hz); CMU_HFRCOFreqSet (cmuHFRCOFreq_38M0Hz);
/* Using HFRCO as high frequency clock, HFCLK */ /* Using HFRCO as high frequency clock, HFCLK */
CMU_ClockSelectSet(cmuClock_HF, cmuSelect_HFRCO); CMU_ClockSelectSet(cmuClock_HF, cmuSelect_HFRCO);
@ -660,6 +660,9 @@ extern void PORTIO_enter_DefaultMode_from_RESET(void) {
/* Pin PD10 is configured to Push-pull */ /* Pin PD10 is configured to Push-pull */
GPIO_PinModeSet(gpioPortD, 10, gpioModePushPull, 1); GPIO_PinModeSet(gpioPortD, 10, gpioModePushPull, 1);
/* Pin PD15 is configured to Push-pull */
GPIO_PinModeSet(gpioPortD, 15, gpioModePushPull, 1);
// [Port D Configuration]$ // [Port D Configuration]$
// $[Port E Configuration] // $[Port E Configuration]

1
efm32/src/device.c
View File

@ -424,6 +424,7 @@ void device_init(void)
{ {
buf[i] = adc_rng(); buf[i] = adc_rng();
} }
} }
#ifdef IS_BOOTLOADER #ifdef IS_BOOTLOADER
typedef enum typedef enum

132
efm32/src/nfc.c
View File

@ -18,6 +18,7 @@
#include "nfc.h" #include "nfc.h"
#include "app.h" #include "app.h"
#define NT3H2111_ADDR 0xAA
I2C_TransferReturn_TypeDef I2CSPM_Transfer(I2C_TypeDef *i2c, I2C_TransferSeq_TypeDef *seq) I2C_TransferReturn_TypeDef I2CSPM_Transfer(I2C_TypeDef *i2c, I2C_TransferSeq_TypeDef *seq)
{ {
@ -35,7 +36,7 @@ I2C_TransferReturn_TypeDef I2CSPM_Transfer(I2C_TypeDef *i2c, I2C_TransferSeq_Typ
// data must be 16 bytes // data must be 16 bytes
void read_block(uint8_t block, uint8_t * data) void read_block(uint8_t block, uint8_t * data)
{ {
uint8_t addr = 0xAA; uint8_t addr = NT3H2111_ADDR;
I2C_TransferSeq_TypeDef seq; I2C_TransferSeq_TypeDef seq;
I2C_TransferReturn_TypeDef ret; I2C_TransferReturn_TypeDef ret;
uint8_t i2c_read_data[16]; uint8_t i2c_read_data[16];
@ -59,9 +60,37 @@ void read_block(uint8_t block, uint8_t * data)
} }
memmove(data, i2c_read_data, 16); memmove(data, i2c_read_data, 16);
} }
// data must be 16 bytes
void write_block(uint8_t block, uint8_t * data)
{
uint8_t addr = NT3H2111_ADDR;
I2C_TransferSeq_TypeDef seq;
I2C_TransferReturn_TypeDef ret;
uint8_t i2c_write_data[1 + 16];
seq.addr = addr;
seq.flags = I2C_FLAG_WRITE;
/* Select command to issue */
i2c_write_data[0] = block;
memmove(i2c_write_data + 1, data, 16);
seq.buf[0].data = i2c_write_data;
seq.buf[0].len = 17;
/* Select location/length of data to be read */
seq.buf[1].data = NULL;
seq.buf[1].len = 0;
ret = I2CSPM_Transfer(I2C0, &seq);
if (ret != i2cTransferDone) {
printf("I2C fail %04x\r\n",ret);
exit(1);
}
}
void write_reg_flash(uint8_t reg_addr, uint8_t mask,uint8_t data) void write_reg_flash(uint8_t reg_addr, uint8_t mask,uint8_t data)
{ {
uint8_t addr = 0xAA; uint8_t addr = NT3H2111_ADDR;
I2C_TransferSeq_TypeDef seq; I2C_TransferSeq_TypeDef seq;
I2C_TransferReturn_TypeDef ret; I2C_TransferReturn_TypeDef ret;
uint8_t i2c_write_data[4]; uint8_t i2c_write_data[4];
@ -87,7 +116,7 @@ void write_reg_flash(uint8_t reg_addr, uint8_t mask,uint8_t data)
} }
void write_reg(uint8_t reg_addr, uint8_t mask,uint8_t data) void write_reg(uint8_t reg_addr, uint8_t mask,uint8_t data)
{ {
uint8_t addr = 0xAA; uint8_t addr = NT3H2111_ADDR;
I2C_TransferSeq_TypeDef seq; I2C_TransferSeq_TypeDef seq;
I2C_TransferReturn_TypeDef ret; I2C_TransferReturn_TypeDef ret;
uint8_t i2c_write_data[4]; uint8_t i2c_write_data[4];
@ -119,7 +148,7 @@ uint8_t read_reg(uint8_t reg_addr)
uint8_t write_data[2]; uint8_t write_data[2];
uint8_t read_data[1]; uint8_t read_data[1];
seq.addr = 0xAA; seq.addr = NT3H2111_ADDR;
seq.flags = I2C_FLAG_WRITE_READ; seq.flags = I2C_FLAG_WRITE_READ;
write_data[0] = 0xFE; write_data[0] = 0xFE;
write_data[1] = reg_addr; write_data[1] = reg_addr;
@ -149,30 +178,99 @@ void read_reg_block(uint8_t * data)
data++; data++;
} }
} }
#define NS_REG_ADDR 6
typedef enum{
RF_FIELD_PRESENT = 0x01,
EEPROM_WR_BUSY = 0x02,
EEPROM_WR_ERR = 0x04,
SRAM_RF_READY = 0x08,
SRAM_I2C_READY = 0x10,
RF_LOCKED = 0x20,
I2C_LOCKED = 0x40,
NDEF_DATA_READ = 0x80,
} NS_REG_BIT;
#define RF_FIELD_PRESENT 0x01
#define EEPROM_WR_BUSY 0x02
#define SRAM_RF_READY 0x02
typedef struct {
uint8_t header;
uint8_t tlen;
uint8_t plen;
uint8_t ilen;
uint8_t rtype;
} NDEF;
void nfc_test() void nfc_test()
{ {
uint8_t data[16]; uint8_t data[16];
uint8_t ns_reg;
uint8_t last_ns_reg;
// magic-number,
uint8_t cc[] = {0xE1,0x10,0x08, 0x00};
uint8_t ndef[32] = "\x03\x11\xD1\x01\x0D\x55\x01adafruit.com";
printf("-NFC test-\n"); printf("-NFC test-\n");
read_block(0x00, data); return;
printf("block 00: "); dump_hex(data,16); //
////
// read_block(0x00, data);
// read_block(0x00, data);
// printf("block 00: "); dump_hex(data,16);
//
// printf("capability container [init]: "); dump_hex(data+12,4);
//
// data[0] = 0xaa;
// memmove(data+12,cc,4);
//
// write_block(0x00,data);
// delay(10);
// write_block(0x01,ndef);
// delay(10);
// write_block(0x02,ndef+16);
// delay(10);
// printf("wrote block\n");
//
// read_block(0x00, data);
//
// printf("capability container [done]: "); dump_hex(data+12,4);
//
// read_reg_block(data);
// printf("regs [init]:"); dump_hex(data,8);
read_reg_block(data); // write_reg(0, 0xff, 0x42);
printf("block 3A [init]:"); dump_hex(data,8); // write_reg(2, 0xff, 0x01);
//
write_reg(0, 0xff, 0x43); // read_reg_block(data);
write_reg_flash(0, 0xff, 0x43); // printf("block 3A [done]:"); dump_hex(data,8);
write_reg(2, 0xff, 0x01);
read_reg_block(data);
printf("block 3A [done]:"); dump_hex(data,8);
// //
// read_block(0x3A, data); // read_block(0x3A, data);
// printf("block 3A [done]:"); dump_hex(data,16); // printf("block 3A [done]:"); dump_hex(data,16);
while(1) // while(1)
; // {
// delay(250);
// read_reg_block(data);
// printf("regs:"); dump_hex(data,8);
//
// ns_reg = read_reg(NS_REG_ADDR);
// if (ns_reg & SRAM_I2C_READY)
// {
// printf("Data in sram\r\n");
// }
//
//// if ((ns_reg & RF_FIELD_PRESENT) && !(last_ns_reg & RF_FIELD_PRESENT))
//// {
//// printf("RF present\r\n");
//// }
//// if (!(ns_reg & RF_FIELD_PRESENT) && (last_ns_reg & RF_FIELD_PRESENT))
//// {
//// printf("RF gone\r\n");
//// }
// last_ns_reg = ns_reg;
// }
} }