diff --git a/src/graphics/EInkDisplay2.cpp b/src/graphics/EInkDisplay2.cpp index aee30c7f8..026a65e6d 100644 --- a/src/graphics/EInkDisplay2.cpp +++ b/src/graphics/EInkDisplay2.cpp @@ -84,10 +84,10 @@ bool EInkDisplay::forceDisplay(uint32_t msecLimit) adafruitDisplay->nextPage(); #endif -#ifndef EINK_NO_HIBERNATE // Only hibernate if controller IC will preserve image memory - // Put screen to sleep to save power (possibly not necessary because we already did poweroff inside of display) + // Power off display hardware + // Most models: deep sleep. + // Wireless Paper V1.1: power off only. Deep sleep clears memory - problems with fast refresh adafruitDisplay->hibernate(); -#endif LOG_DEBUG("done\n"); return true; diff --git a/variants/heltec_wireless_paper/variant.h b/variants/heltec_wireless_paper/variant.h index 28bc8628a..29b8bbbd1 100644 --- a/variants/heltec_wireless_paper/variant.h +++ b/variants/heltec_wireless_paper/variant.h @@ -5,7 +5,6 @@ #define I2C_SCL SCL #define USE_EINK -#define EINK_NO_HIBERNATE /* * eink display pins