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check as3956 on startup

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This commit is contained in:
merlokk
2019-01-27 23:35:20 +02:00
parent 2049020b92
commit 4c941997b4
7 changed files with 42 additions and 16 deletions
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21
targets/stm32l432/src/ams.c
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@ -28,7 +28,7 @@ static void wait_for_rx()
}
static void ams_print_device(AMS_DEVICE * dev)
void ams_print_device(AMS_DEVICE * dev)
{
printf1(TAG_NFC, "AMS_DEVICE:\r\n");
printf1(TAG_NFC, " io_conf: %02x\r\n",dev->regs.io_conf);
@ -252,7 +252,7 @@ void ams_print_int1(uint8_t int0)
printf1(tag,"\r\n");
}
void ams_init()
bool ams_init()
{
uint8_t block[4];
@ -273,13 +273,19 @@ void ams_init()
ams_write_command(AMS_CMD_DEFAULT);
ams_write_command(AMS_CMD_CLEAR_BUFFER);
// check connection
uint8_t productType = ams_read_reg(AMS_REG_PRODUCT_TYPE);
if (!productType)
{
printf1(TAG_NFC,"Have no product type. Connection error.");
return false;
}
printf1(TAG_NFC,"Product type 0x%02x.", productType);
// enable tunneling mode and RF configuration
ams_write_reg(AMS_REG_IC_CONF2, AMS_RFCFG_EN | AMS_TUN_MOD);
ams_read_eeprom_block(0, block);
printf1(TAG_NFC,"UID: "); dump_hex1(TAG_NFC,block,4);
ams_read_eeprom_block(0, block);
ams_read_eeprom_block(AMS_CONFIG_UID_ADDR, block);
printf1(TAG_NFC,"UID: "); dump_hex1(TAG_NFC,block,4);
ams_read_eeprom_block(AMS_CONFIG_BLOCK0_ADDR, block);
@ -336,5 +342,6 @@ void ams_init()
ams_read_eeprom_block(0x7F, block);
printf1(TAG_NFC,"conf1: "); dump_hex1(TAG_NFC,block,4);
}
return true;
}