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-rw-r--r--driver_fw/src/main.c282
1 files changed, 277 insertions, 5 deletions
diff --git a/driver_fw/src/main.c b/driver_fw/src/main.c
index ae1bd08..84ddeab 100644
--- a/driver_fw/src/main.c
+++ b/driver_fw/src/main.c
@@ -8,6 +8,265 @@ uint32_t read_fuse_monitor(void);
void set_rj45_leds(uint32_t leds);
void set_status_leds(uint32_t leds);
+uint16_t waveform[512] = {
+ 128, 255,
+131, 255,
+134, 255,
+137, 255,
+140, 254,
+143, 254,
+146, 254,
+149, 253,
+152, 253,
+155, 252,
+158, 251,
+162, 250,
+165, 250,
+167, 249,
+170, 248,
+173, 246,
+176, 245,
+179, 244,
+182, 243,
+185, 241,
+188, 240,
+190, 238,
+193, 237,
+196, 235,
+198, 234,
+201, 232,
+203, 230,
+206, 228,
+208, 226,
+211, 224,
+213, 222,
+215, 220,
+218, 218,
+220, 215,
+222, 213,
+224, 211,
+226, 208,
+228, 206,
+230, 203,
+232, 201,
+234, 198,
+235, 196,
+237, 193,
+238, 190,
+240, 188,
+241, 185,
+243, 182,
+244, 179,
+245, 176,
+246, 173,
+248, 170,
+249, 167,
+250, 165,
+250, 162,
+251, 158,
+252, 155,
+253, 152,
+253, 149,
+254, 146,
+254, 143,
+254, 140,
+255, 137,
+255, 134,
+255, 131,
+255, 128,
+255, 124,
+255, 121,
+255, 118,
+254, 115,
+254, 112,
+254, 109,
+253, 106,
+253, 103,
+252, 100,
+251, 97,
+250, 93,
+250, 90,
+249, 88,
+248, 85,
+246, 82,
+245, 79,
+244, 76,
+243, 73,
+241, 70,
+240, 67,
+238, 65,
+237, 62,
+235, 59,
+234, 57,
+232, 54,
+230, 52,
+228, 49,
+226, 47,
+224, 44,
+222, 42,
+220, 40,
+218, 37,
+215, 35,
+213, 33,
+211, 31,
+208, 29,
+206, 27,
+203, 25,
+201, 23,
+198, 21,
+196, 20,
+193, 18,
+190, 17,
+188, 15,
+185, 14,
+182, 12,
+179, 11,
+176, 10,
+173, 9,
+170, 7,
+167, 6,
+165, 5,
+162, 5,
+158, 4,
+155, 3,
+152, 2,
+149, 2,
+146, 1,
+143, 1,
+140, 1,
+137, 0,
+134, 0,
+131, 0,
+128, 0,
+124, 0,
+121, 0,
+118, 0,
+115, 1,
+112, 1,
+109, 1,
+106, 2,
+103, 2,
+100, 3,
+97, 4,
+93, 5,
+90, 5,
+88, 6,
+85, 7,
+82, 9,
+79, 10,
+76, 11,
+73, 12,
+70, 14,
+67, 15,
+65, 17,
+62, 18,
+59, 20,
+57, 21,
+54, 23,
+52, 25,
+49, 27,
+47, 29,
+44, 31,
+42, 33,
+40, 35,
+37, 37,
+35, 40,
+33, 42,
+31, 44,
+29, 47,
+27, 49,
+25, 52,
+23, 54,
+21, 57,
+20, 59,
+18, 62,
+17, 65,
+15, 67,
+14, 70,
+12, 73,
+11, 76,
+10, 79,
+9, 82,
+7, 85,
+6, 88,
+5, 90,
+5, 93,
+4, 97,
+3, 100,
+2, 103,
+2, 106,
+1, 109,
+1, 112,
+1, 115,
+0, 118,
+0, 121,
+0, 124,
+0, 127,
+0, 131,
+0, 134,
+0, 137,
+1, 140,
+1, 143,
+1, 146,
+2, 149,
+2, 152,
+3, 155,
+4, 158,
+5, 162,
+5, 165,
+6, 167,
+7, 170,
+9, 173,
+10, 176,
+11, 179,
+12, 182,
+14, 185,
+15, 188,
+17, 190,
+18, 193,
+20, 196,
+21, 198,
+23, 201,
+25, 203,
+27, 206,
+29, 208,
+31, 211,
+33, 213,
+35, 215,
+37, 218,
+40, 220,
+42, 222,
+44, 224,
+47, 226,
+49, 228,
+52, 230,
+54, 232,
+57, 234,
+59, 235,
+62, 237,
+65, 238,
+67, 240,
+70, 241,
+73, 243,
+76, 244,
+79, 245,
+82, 246,
+85, 248,
+88, 249,
+90, 250,
+93, 250,
+97, 251,
+100, 252,
+103, 253,
+106, 253,
+109, 254,
+112, 254,
+115, 254,
+118, 255,
+121, 255,
+124, 255,
+};
+
int main(void) {
/* Configure clocks for 168 MHz system clock.
@@ -100,6 +359,7 @@ int main(void) {
OUT(10) | OUT(11) | OUT(12) | OUT(13) | OUT(14) | OUT(15);
GPIOB->AFR[0] = AFRL(0, 2) | AFRL(1, 2) | AFRL(3, 1) | AFRL(6, 6) | AFRL(7, 6);
GPIOB->AFR[1] = AFRH(8, 4) | AFRH(9, 4);
+ GPIOB->OSPEEDR = (3<<0) | (3<<1) | (3<<3);
/* GPIOC:
* C0-C3: (testpoint)
@@ -118,6 +378,7 @@ int main(void) {
IN(6) | IN(7) | IN(8) |
AF(10);
GPIOC->AFR[1] = AFRH(10, 2);
+ GPIOC->OSPEEDR = (3<<10);
/* GPIOD:
* D0-D6: (testpoint)
@@ -127,14 +388,25 @@ int main(void) {
GPIOD->MODER = IN(0) | IN(1) | IN(2) | IN(3) | IN(4) | IN(5) | IN(6) |
IN(8) | IN(9);
- TIM1->CCMR1 = (6<<TIM_CCMR1_OC2M_Pos);
- TIM1->CCMR2 = (6<<TIM_CCMR2_OC3M_Pos);
+ TIM1->CCMR1 = (6<<TIM_CCMR1_OC2M_Pos) | TIM_CCMR1_OC2PE;
+ TIM1->CCMR2 = (6<<TIM_CCMR2_OC3M_Pos) | TIM_CCMR2_OC3PE;
TIM1->CCER = TIM_CCER_CC2E | TIM_CCER_CC2NE | TIM_CCER_CC3E | TIM_CCER_CC3NE;
- TIM1->BDTR = TIM_BDTR_MOE | (32<<TIM_BDTR_DTG_Pos);
- TIM1->PSC = 0;
+ TIM1->BDTR = TIM_BDTR_MOE | (32<<TIM_BDTR_DTG_Pos) | TIM_BDTR_MOE;
+ TIM1->DCR = (14<<TIM_DCR_DBA_Pos) | (1<<TIM_DCR_DBL_Pos);
+ TIM1->PSC = 4;
TIM1->ARR = 256;
+ TIM1->CCR2 = 64;
+ TIM1->CCR3 = 192;
+ TIM1->DIER = TIM_DIER_UDE;
TIM1->CR1 |= TIM_CR1_CEN;
-
+
+ DMAMUX1->CCR = 25;
+ DMA1_Channel1->CCR = (1<<DMA_CCR_MSIZE_Pos) | (1<<DMA_CCR_PSIZE_Pos) | DMA_CCR_MINC | DMA_CCR_CIRC | DMA_CCR_DIR | DMA_CCR_TCIE;
+ DMA1_Channel1->CNDTR = COUNT_OF(waveform);
+ DMA1_Channel1->CPAR = &TIM1->DMAR;
+ DMA1_Channel1->CMAR = &waveform;
+ DMA1_Channel1->CCR |= DMA_CCR_EN;
+
int i = 0;
int j = 0;
while (23) {