mhu/reflow-oven-control-sw
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Add PCB/Hardware version detection

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This commit is contained in:
Mario Hüttel
2020-11-29 19:02:30 +01:00
parent 32da2a5fa6
commit f4d6f5a1ae
3 changed files with 67 additions and 2 deletions
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2
stm-firmware/Makefile
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@@ -48,7 +48,7 @@ CFILES += pid-controller.c oven-driver.c
CFILES += settings/settings.c settings/settings-sd-card.c
CFILES += stm-periph/crc-unit.c
CFILES += safety/safety-adc.c safety/safety-controller.c safety/watchdog.c safety/fault.c safety/safety-memory.c safety/stack-check.c
CFILES += hw-version-detect.c
CFILES += config-parser/config-parser.c
INCLUDEPATH += -Iconfig-parser/include

48
stm-firmware/hw-version-detect.c Normal file
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@@ -0,0 +1,48 @@
#include <reflow-controller/hw-version-detect.h>
#include <stm-periph/clock-enable-manager.h>
#include <stm32/stm32f4xx.h>
#define HW_REV_DETECT_GPIO GPIOE
#define HW_REV_DETECT_RCC_FIELD RCC_AHB1ENR_GPIOEEN
#define HW_REV_DETECT_PIN_LOW (8U)
#define HW_REV_DETECT_PIN_HIGH (15U)
enum hw_revision get_pcb_hardware_version(void)
{
uint8_t current_pin;
uint16_t port_bitmask = 0U;
static enum hw_revision revision = HW_REV_NOT_DETECTED;
if (revision != HW_REV_NOT_DETECTED)
return revision;
rcc_manager_enable_clock(&RCC->AHB1ENR, BITMASK_TO_BITNO(HW_REV_DETECT_RCC_FIELD));
/* Setup the pins as input with pull up */
for (current_pin = HW_REV_DETECT_PIN_LOW; current_pin <= HW_REV_DETECT_PIN_HIGH; current_pin++) {
HW_REV_DETECT_GPIO->MODER &= MODER_DELETE(current_pin);
HW_REV_DETECT_GPIO->PUPDR &= PUPDR_DELETE(current_pin);
HW_REV_DETECT_GPIO->PUPDR |= PULLUP(current_pin);
}
/* Loop again and read in the pin mask */
for (current_pin = HW_REV_DETECT_PIN_LOW; current_pin <= HW_REV_DETECT_PIN_HIGH; current_pin++) {
port_bitmask <<= 1;
port_bitmask |= (HW_REV_DETECT_GPIO->IDR & (1 << current_pin)) ? 0x0 : 0x1;
}
switch (port_bitmask) {
case 0U:
revision = HW_REV_V1_2;
break;
case 1U:
revision = HW_REV_V1_3;
break;
default:
revision = HW_REV_ERROR;
}
rcc_manager_disable_clock(&RCC->AHB1ENR, BITMASK_TO_BITNO(HW_REV_DETECT_RCC_FIELD));
return revision;
}

19
stm-firmware/shell.c
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@@ -40,6 +40,7 @@
#include <reflow-controller/button.h>
#include <reflow-controller/safety/fault.h>
#include <reflow-controller/safety/safety-memory.h>
#include <reflow-controller/hw-version-detect.h>
#ifndef GIT_VER
#define GIT_VER "VERSION NOT SET"
@@ -81,12 +82,28 @@ static shellmatta_retCode_t shell_cmd_ver(const shellmatta_handle_t handle,
uint32_t low_id;
uint32_t mid_id;
uint32_t high_id;
const char *hw_rev_str;
enum hw_revision pcb_rev;
unique_id_get(&high_id, &mid_id, &low_id);
shellmatta_printf(handle, "Reflow Oven Controller Firmware " xstr(GIT_VER) "\r\n"
"Compiled: " __DATE__ " at " __TIME__ "\r\n");
shellmatta_printf(handle, "Serial: %08X-%08X-%08X", high_id, mid_id, low_id);
shellmatta_printf(handle, "Serial: %08X-%08X-%08X\r\n", high_id, mid_id, low_id);
pcb_rev = get_pcb_hardware_version();
switch (pcb_rev) {
case HW_REV_V1_2:
hw_rev_str = "Hardware: v1.2";
break;
case HW_REV_V1_3:
hw_rev_str = "Hardware: v1.3";
break;
default:
hw_rev_str = "Hardware: Unknown Revision. You might have to update the firmware!";
break;
}
shellmatta_printf(handle, "%s", hw_rev_str);
return SHELLMATTA_OK;
}