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Adding V7_103 board and enabe custom UP sequence #21

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Adding V7_103 board again #20 Enabling custom UPSEQ that makes new Ei…
martinberlin Dec 19, 2025
3cbd216
Make installation steps clear
martinberlin Dec 19, 2025
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9 changes: 9 additions & 0 deletions examples/esp_idf/www-image/README.md
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Original file line number Diff line number Diff line change
@@ -1,5 +1,14 @@
![FastEPD raw epaper component](https://github.com/user-attachments/assets/9c59164f-326c-46bf-b210-54b0e4d35c57)

## Install required components

This example needs two components that are being added as submodules in this repository. In order to install them please run first:

git submodule update --init --recursive

It should then add both requirements in the components folder:
jpgegdec and esp-dsp

Download and render image example
=================================

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1 change: 1 addition & 0 deletions src/FastEPD.h
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Expand Up @@ -70,6 +70,7 @@ enum {
BB_PANEL_LILYGO_T5PRO,
BB_PANEL_LILYGO_T5P4,
BB_PANEL_TRMNL_X,
BB_PANEL_V7_103,
BB_PANEL_CUSTOM,
BB_PANEL_VIRTUAL,
BB_PANEL_COUNT
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14 changes: 13 additions & 1 deletion src/FastEPD.inl
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Expand Up @@ -198,6 +198,8 @@ const BBPANELDEF panelDefs[] = {
24, 0, 7, 8, 0, 0, 11 /* LED1_EN */, u8M5Matrix, sizeof(u8M5Matrix), 0, -1600}, // BB_PANEL_LILYGO_T5P4
{1872, 1404, 26666666, BB_PANEL_FLAG_MIRROR_X, {8,18,17,16,15,7,6,5,47,21,14,13,12,11,10,9}, 16, 11, 48, 45, 41, 8, 42,
4, 14, 39, 40, BB_NOT_USED, 0, 46, u8GrayMatrix, sizeof(u8GrayMatrix), 16, -1350}, // BB_PANEL_TRMNL_X
{1872, 1404, 20000000, BB_PANEL_FLAG_MIRROR_X, {8,18,17,16,15,7,6,5,47,21,14,13,12,11,10,9}, 16, 11, 41, 42, 45, 8, 48,
4, 14, 39, 40, BB_NOT_USED, 0, 46, u8GrayMatrix, sizeof(u8GrayMatrix), 0}, // BB_PANEL_V7_103
};
//
// Forward references for panel callback functions
Expand Down Expand Up @@ -239,10 +241,10 @@ const BBPANELPROCS panelProcs[] = {
{Inkplate5V2EinkPower, Inkplate5V2IOInit, Inkplate5V2RowControl, NULL, Inkplate5V2ExtIO}, // Inkplate5V2
{EPDiyV7EinkPower, EPDiyV7IOInit, EPDiyV7RowControl, EPDiyV7IODeInit, EPDiyV7ExtIO}, // BB_PANEL_EPDIY_V7_16
{EPDiyV7RAWEinkPower, EPDiyV7RAWIOInit, EPDiyV7RowControl, NULL, NULL}, // BB_PANEL_V7_RAW
{EPDiyV7EinkPower, EPDiyV7IOInit, EPDiyV7RowControl, EPDiyV7IODeInit, EPDiyV7ExtIO}, // BB_PANEL_V7_103
{LilyGoEinkPower, LilyGoIOInit, LilyGoRowControl, NULL, NULL},// BB_PANEL_LILYGO_T5PRO
{EPDiyV7EinkPower, EPDiyV7IOInit, EPDiyV7RowControl, EPDiyV7IODeInit, EPDiyV7ExtIO}, // BB_PANEL_LILYGO_T5P4
{EPDiyV7EinkPower, EPDiyV7IOInit, EPDiyV7RowControl, EPDiyV7IODeInit, EPDiyV7ExtIO}, // BB_PANEL_TRMNL_X
{EPDiyV7EinkPower, EPDiyV7IOInit, EPDiyV7RowControl, EPDiyV7IODeInit, EPDiyV7ExtIO}, // BB_PANEL_V7_103
};

uint8_t ioRegs[24]; // MCP23017 copy of I/O register state so that we can just write new bits
Expand Down Expand Up @@ -703,6 +705,15 @@ int vcom;
bbepPCA9535DigitalWrite(8, 1); // OE on
bbepPCA9535DigitalWrite(9, 1); // GMOD on
bbepPCA9535DigitalWrite(13, 1); // WAKEUP on
// Allow time to fully wake-up
vTaskDelay(4);
ucTemp[0] = 0x09; // UPSEQ0
ucTemp[1] = 0xE1;
bbepI2CWrite(0x68, ucTemp, 2);
ucTemp[0] = 0x0A; // UPSEQ1
ucTemp[1] = 0xAA;
bbepI2CWrite(0x68, ucTemp, 2);

bbepPCA9535DigitalWrite(11, 1); // PWRUP on
bbepPCA9535DigitalWrite(12, 1); // VCOM CTRL on
vTaskDelay(1); // allow time to power up
Expand Down Expand Up @@ -1214,6 +1225,7 @@ int bbepIOInit(FASTEPDSTATE *pState)
#ifndef ARDUINO
esp_log_level_set("gpio", ESP_LOG_NONE);
#endif

int rc = (*(pState->pfnIOInit))(pState);
if (rc != BBEP_SUCCESS) return rc;
pState->iPartialPasses = 4; // N.B. The default number of passes for partial updates
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