NANO100_BSP V3.04.002
The Board Support Package for Nano100BN Series
sc.c
Go to the documentation of this file.
1/**************************************************************************/
12#include "Nano100Series.h"
13
14// Below are variables used locally by SC driver and does not want to parse by doxygen unless HIDDEN_SYMBOLS is defined
16static uint32_t u32CardStateIgnore[SC_INTERFACE_NUM] = {0, 0, 0};
17
19
41{
42 // put conditions into two variable to remove IAR compilation warning
43 uint32_t cond1 = ((sc->PINCSR & SC_PINCSR_CD_PIN_ST_Msk) >> SC_PINCSR_CD_PIN_ST_Pos);
44 uint32_t cond2 = ((sc->PINCSR & SC_PINCSR_CD_LEV_Msk) >> SC_PINCSR_CD_LEV_Pos);
45
46 if(sc == SC0 && u32CardStateIgnore[0] == 1)
47 return TRUE;
48 else if(sc == SC1 && u32CardStateIgnore[1] == 1)
49 return TRUE;
50 else if(sc == SC2 && u32CardStateIgnore[2] == 1)
51 return TRUE;
52 else if(cond1 != cond2)
53 return FALSE;
54 else
55 return TRUE;
56}
57
64{
66}
67
73void SC_Close(SC_T *sc)
74{
75 sc->IER = 0;
76 sc->PINCSR = 0;
77 sc->ALTCTL = 0;
78 sc->CTL = 0;
79}
80
93void SC_Open(SC_T *sc, uint32_t u32CD, uint32_t u32PWR)
94{
95 uint32_t u32Reg = 0, u32Intf;
96
97 if(sc == SC0)
98 u32Intf = 0;
99 else if(sc == SC1)
100 u32Intf = 1;
101 else
102 u32Intf = 2;
103
104 if(u32CD != SC_PIN_STATE_IGNORE)
105 {
106 u32Reg = u32CD ? 0: SC_PINCSR_CD_LEV_Msk;
107 u32CardStateIgnore[u32Intf] = 0;
108 }
109 else
110 {
111 u32CardStateIgnore[u32Intf] = 1;
112 }
113 u32Reg |= u32PWR ? 0 : SC_PINCSR_POW_INV_Msk;
114 sc->PINCSR = u32Reg;
116}
117
124{
125 uint32_t u32Intf;
126
127 if(sc == SC0)
128 u32Intf = 0;
129 else if(sc == SC1)
130 u32Intf = 1;
131 else
132 u32Intf = 2;
133
134 // Reset FIFO
136 // Set Rx trigger level to 1 character, longest card detect debounce period, disable error retry (EMV ATR does not use error retry)
137 sc->CTL &= ~(SC_CTL_RX_FTRI_LEV_Msk |
143 // Enable auto convention, and all three smartcard internal timers
145 // Disable Rx timeout
146 sc->RFTMR = 0;
147 // 372 clocks per ETU by default
148 sc->ETUCR = 371;
149 // Enable auto de-activation while card removal
150 sc->PINCSR = (sc->PINCSR & ~SC_PINCSR_POW_EN_Msk) | SC_PINCSR_ADAC_CD_EN_Msk;
151
152 /* Enable necessary interrupt for smartcard operation */
153 if(u32CardStateIgnore[u32Intf]) // Do not enable card detect interrupt if card present state ignore
154 sc->IER = (SC_IER_RDA_IE_Msk |
161 else
162 sc->IER = (SC_IER_RDA_IE_Msk |
170
171 return;
172}
173
180void SC_SetBlockGuardTime(SC_T *sc, uint32_t u32BGT)
181{
182 sc->CTL = (sc->CTL & ~SC_CTL_BGT_Msk) | ((u32BGT - 1) << SC_CTL_BGT_Pos);
183}
184
191void SC_SetCharGuardTime(SC_T *sc, uint32_t u32CGT)
192{
193 u32CGT -= sc->CTL & SC_CTL_SLEN_Msk ? 11: 12;
194 sc->EGTR = u32CGT;
195}
196
204{
206}
207
229void SC_StartTimer(SC_T *sc, uint32_t u32TimerNum, uint32_t u32Mode, uint32_t u32ETUCount)
230{
231 uint32_t reg = u32Mode | (SC_TMR0_CNT_Msk & (u32ETUCount - 1));
232
233 if(u32TimerNum == 0)
234 {
235 sc->TMR0 = reg;
237 }
238 else if(u32TimerNum == 1)
239 {
240 sc->TMR1 = reg;
242 }
243 else // timer 2
244 {
245 sc->TMR2 = reg;
247 }
248}
249
257void SC_StopTimer(SC_T *sc, uint32_t u32TimerNum)
258{
259 if(u32TimerNum == 0)
260 sc->ALTCTL &= ~SC_ALTCTL_TMR0_SEN_Msk;
261 else if(u32TimerNum == 1)
262 sc->ALTCTL &= ~SC_ALTCTL_TMR1_SEN_Msk;
263 else // timer 2
264 sc->ALTCTL &= ~SC_ALTCTL_TMR2_SEN_Msk;
265}
266
267
268 /* end of group NANO100_SC_EXPORTED_FUNCTIONS */
270 /* end of group NANO100_SC_Driver */
272 /* end of group NANO100_Device_Driver */
274
275/*** (C) COPYRIGHT 2013-2014 Nuvoton Technology Corp. ***/
Nano100 series peripheral access layer header file. This file contains all the peripheral register's ...
#define SC_CTL_SLEN_Msk
#define SC_IER_TMR0_IE_Msk
#define SC_PINCSR_CD_PIN_ST_Pos
#define SC_CTL_TX_ERETRY_EN_Msk
#define SC_IER_ACON_ERR_IE_Msk
#define SC_CTL_AUTO_CON_EN_Msk
#define SC_ALTCTL_TMR1_SEN_Msk
#define SC_CTL_RX_ERETRY_EN_Msk
#define SC_CTL_SC_CEN_Msk
#define SC_IER_RDA_IE_Msk
#define SC_CTL_TX_ERETRY_Msk
#define SC_ALTCTL_RX_RST_Msk
#define SC_PINCSR_CD_LEV_Msk
#define SC_CTL_BGT_Pos
#define SC_IER_TMR2_IE_Msk
#define SC_TMR0_CNT_Msk
#define SC_ALTCTL_TX_RST_Msk
#define SC_IER_BGT_IE_Msk
#define SC_CTL_CD_DEB_SEL_Msk
#define SC_PINCSR_CD_LEV_Pos
#define SC_IER_TERR_IE_Msk
#define SC_ALTCTL_TMR0_SEN_Msk
#define SC_PINCSR_CD_PIN_ST_Msk
#define SC_IER_CD_IE_Msk
#define SC_ALTCTL_TMR2_SEN_Msk
#define SC_CTL_RX_FTRI_LEV_Msk
#define SC_CTL_TMR_SEL_Msk
#define SC_IER_TMR1_IE_Msk
#define SC_PINCSR_ADAC_CD_EN_Msk
#define SC_CTL_RX_ERETRY_Msk
#define SC_PINCSR_POW_INV_Msk
#define SC2
Pointer to SC2 register structure.
#define SC1
Pointer to SC1 register structure.
#define SC0
Pointer to SC0 register structure.
#define SC_INTERFACE_NUM
Definition: sc.h:32
#define SC_PIN_STATE_IGNORE
Definition: sc.h:35
void SC_SetBlockGuardTime(SC_T *sc, uint32_t u32BGT)
This function block guard time (BGT) of specified smartcard module.
Definition: sc.c:180
void SC_SetCharGuardTime(SC_T *sc, uint32_t u32CGT)
This function character guard time (CGT) of specified smartcard module.
Definition: sc.c:191
void SC_ResetReader(SC_T *sc)
This function reset specified smartcard module to its default state for activate smartcard.
Definition: sc.c:123
void SC_Open(SC_T *sc, uint32_t u32CardDet, uint32_t u32PWR)
This function initialized smartcard module.
Definition: sc.c:93
void SC_StopAllTimer(SC_T *sc)
This function stop all smartcard timer of specified smartcard module.
Definition: sc.c:203
uint32_t SC_IsCardInserted(SC_T *sc)
This function indicates specified smartcard slot status.
Definition: sc.c:40
void SC_StopTimer(SC_T *sc, uint32_t u32TimerNum)
This function stop a smartcard timer of specified smartcard module.
Definition: sc.c:257
void SC_StartTimer(SC_T *sc, uint32_t u32TimerNum, uint32_t u32Mode, uint32_t u32ETUCount)
This function configure and start a smartcard timer of specified smartcard module.
Definition: sc.c:229
void SC_ClearFIFO(SC_T *sc)
This function reset both transmit and receive FIFO of specified smartcard module.
Definition: sc.c:63
void SC_Close(SC_T *sc)
This function disable specified smartcard module.
Definition: sc.c:73
__IO uint32_t TMR0
__IO uint32_t EGTR
__IO uint32_t ETUCR
__IO uint32_t ALTCTL
__IO uint32_t CTL
__IO uint32_t TMR1
__IO uint32_t RFTMR
#define TRUE
Boolean true, define to use in API parameters or return value.
#define FALSE
Boolean false, define to use in API parameters or return value.
__IO uint32_t TMR2
__IO uint32_t IER
__IO uint32_t PINCSR