diff options
| author | Uros Majstorovic <majstor@majstor.org> | 2018-04-06 21:52:09 +0200 |
|---|---|---|
| committer | Uros Majstorovic <majstor@majstor.org> | 2018-04-06 21:52:09 +0200 |
| commit | 031e99994f495d584e3579cb3920dcc821d28ef1 (patch) | |
| tree | a989486f898711d842daa6201189f8745a19b549 /code/fe310/eos/i2s_def.h | |
| parent | 45ffefd8a79598900ea288c726a29aa145d46bb2 (diff) | |
shift register i2s impl
Diffstat (limited to 'code/fe310/eos/i2s_def.h')
| -rw-r--r-- | code/fe310/eos/i2s_def.h | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/code/fe310/eos/i2s_def.h b/code/fe310/eos/i2s_def.h index 4a7fd85..2b9d852 100644 --- a/code/fe310/eos/i2s_def.h +++ b/code/fe310/eos/i2s_def.h @@ -2,26 +2,22 @@ #define I2S_EVT_SPK 0x1 #define I2S_MAX_HANDLER 2 -#define I2S_PIN_SD 12 // pin 18 -// #define I2S_PIN_CK 19 // pin 3 #define I2S_PIN_CK 1 // pin 9 +#define I2S_PIN_CKE 12 // pin 18 +#define I2S_PIN_CKF 18 // pin 2 +#define I2S_PIN_SD 20 // pin 4 #define I2S_PIN_WS 11 // pin 17 #define I2S_PIN_LR 13 // pin 19 -#define I2S_IRQ_SD_ID (INT_PWM0_BASE + 2) -#define I2S_IRQ_CK_ID (INT_PWM0_BASE + 0) #define I2S_IRQ_WS_ID (INT_PWM2_BASE + 0) -#define I2S_IRQ_CI_ID (INT_PWM2_BASE + 2) +#define I2S_IRQ_SD_ID (INT_PWM2_BASE + 3) -#define I2S_IRQ_SD_PRIORITY 7 -#define I2S_IRQ_CK_PRIORITY 6 #define I2S_IRQ_WS_PRIORITY 6 -#define I2S_IRQ_CI_PRIORITY 7 -#define I2S_IRQ_MASK 5 +#define I2S_IRQ_SD_PRIORITY 7 #define I2S_SMPL_BITS 13 -#define I2S_SMPL_BITS_S 5 +#define I2S_IDLE_CYCLES 8 #define I2S_PWM_SCALE_CK 2 #define I2S_PWM_SCALE_CK_MASK 0x0003 |