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delay to interface

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This commit is contained in:
Sergey Yarkov 2026-08-14 19:59:53 +03:00
parent c4bcf30630
commit 3a9ffdb4c5
3 changed files with 28 additions and 13 deletions
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22
pdsp188x.c
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@ -11,12 +11,12 @@ static void ClearAddrLine(uint8_t pin_mask) { driver->set_pins(PDSP188x_ADDR_LIN
#define MemSelectControlWord() SetAddrLine(A4) #define MemSelectControlWord() SetAddrLine(A4)
#define MemSelectNone() ClearAddrLine(A3 | A4) #define MemSelectNone() ClearAddrLine(A3 | A4)
#define SetAddrNone() ClearAddrLine(A0 | A1 | A2 | A3 | A4) #define SetAddrNone() ClearAddrLine(A0 | A1 | A2 | A3 | A4)
#define FlashCycle() \ #define FlashCycle() \
do { \ do { \
ClearDataLine(WR); \ ClearDataLine(WR); \
_delay_us(1); \ driver->delay_us(1); \
SetDataLine(WR); \ SetDataLine(WR); \
_delay_us(1); \ driver->delay_us(1); \
} while (0) } while (0)
uint8_t pos = 0; uint8_t pos = 0;
@ -37,14 +37,14 @@ void PDSP188x_SetBrightness(uint8_t level) {
SetAddrLine(A4); SetAddrLine(A4);
driver->send_byte(level); driver->send_byte(level);
FlashCycle(); FlashCycle();
_delay_us(5); driver->delay_us(5);
} }
void PDSP188x_SendChar(char c, uint8_t digit) { void PDSP188x_SendChar(char c, uint8_t digit) {
if (driver == NULL || driver->send_byte == NULL) return; if (driver == NULL || driver->send_byte == NULL) return;
driver->send_byte(c); driver->send_byte(c);
_delay_us(1); driver->delay_us(1);
MemSelectCharRAM(); MemSelectCharRAM();
/* digit set */ /* digit set */
@ -52,10 +52,10 @@ void PDSP188x_SendChar(char c, uint8_t digit) {
if (digit & 0x02) SetAddrLine(A1); if (digit & 0x02) SetAddrLine(A1);
if (digit & 0x04) SetAddrLine(A2); if (digit & 0x04) SetAddrLine(A2);
_delay_us(1); driver->delay_us(1);
FlashCycle(); FlashCycle();
SetAddrNone(); SetAddrNone();
_delay_us(1); driver->delay_us(1);
} }
void PDSP188x_Clear(void) { void PDSP188x_Clear(void) {
@ -80,6 +80,8 @@ void PDSP188x_SendStr(char *str) {
void PDSP188x_BlinkEn(uint8_t control) { void PDSP188x_BlinkEn(uint8_t control) {
uint8_t control_command = control ? 0x10 : 0; uint8_t control_command = control ? 0x10 : 0;
if (driver == NULL || driver->send_byte == NULL) return;
SetAddrNone(); SetAddrNone();
MemSelectControlWord(); MemSelectControlWord();
SetDataLine(FL); SetDataLine(FL);

4
pdsp188x.h
View File

@ -1,9 +1,7 @@
#if !defined(_PDSP188x_H_) #if !defined(_PDSP188x_H_)
# define _PDSP188x_H_ # define _PDSP188x_H_
# include <avr/io.h>
# include <stdlib.h> # include <stdlib.h>
# include <util/delay.h>
# ifdef __AVR__ # ifdef __AVR__
@ -35,6 +33,8 @@ typedef struct {
void (*send_byte)(uint8_t byte); void (*send_byte)(uint8_t byte);
void (*write_char)(char c, uint8_t pos); void (*write_char)(char c, uint8_t pos);
void (*set_pins)(uint8_t set_mask, uint8_t pin, uint8_t state); void (*set_pins)(uint8_t set_mask, uint8_t pin, uint8_t state);
void (*delay_ms)(uint8_t ms);
void (*delay_us)(uint8_t us);
} PDSP188x_DriverInterface_t; } PDSP188x_DriverInterface_t;
# define PDSP188x_BRIGHTNESS_LEVEL_100 0x00 # define PDSP188x_BRIGHTNESS_LEVEL_100 0x00

15
port/avr/avr.c
View File

@ -38,4 +38,17 @@ static void SendByte(uint8_t byte) {
_delay_us(5); _delay_us(5);
} }
const PDSP188x_DriverInterface_t PDSP188x_AVR_Driver = {.init = Init, .send_byte = SendByte, .set_pins = SetPins}; static void DelayMS(uint8_t ms) {
while (ms--) {
_delay_ms(1);
}
}
static void DelayUS(uint8_t us) {
while (us--) {
_delay_us(1);
}
}
const PDSP188x_DriverInterface_t PDSP188x_AVR_Driver = {
.init = Init, .send_byte = SendByte, .set_pins = SetPins, .delay_ms = DelayMS, .delay_us = DelayUS};